bricks/ev3dev: Goodbye.

Thank you, David!

Pybricks for ev3dev will continue to be alive and kicking in its original 2.0 form. Since updating to 3.0 and 4.0 is not considered feasible, we are dropping this build to streamline the addition of the upcoming bare metal EV3 port.

.github/workflows/build.yml

@@ -83,94 +83,6 @@ jobs:
       if: failure()
       run: micropython/tests/run-tests.py --print-failures
 
-  ev3dev_stretch:
-    name: ev3dev-stretch
-    runs-on: ubuntu-22.04
-    steps:
-    - name: Docker login
-      uses: azure/docker-login@v1
-      with:
-        login-server: docker.pkg.github.com
-        username: ${{ github.actor }}
-        password: ${{ secrets.GITHUB_TOKEN }}
-    - name: Install QEMU
-      run: |
-        sudo apt-get update
-        sudo apt-get install qemu-user-static
-    - name: Checkout repo
-      uses: actions/checkout@v4
-      with:
-        submodules: true
-        fetch-depth: 0
-    - name: Create docker container
-      run: bricks/ev3dev/docker/setup.sh armel
-    - name: Build
-      run: |
-        docker exec --tty pybricks-ev3dev_armel make -C ../../micropython/mpy-cross CROSS_COMPILE=
-        docker exec --tty pybricks-ev3dev_armel make
-    - name: Test
-      if: ${{ success() }}
-      run: |
-        docker exec --tty pybricks-ev3dev_armel make test-ev3dev
-    - name: List failed tests
-      if: failure()
-      run: micropython/tests/run-tests.py --print-failures
-    - name: Short hash
-      id: vars
-      run: echo "short_sha=$(echo ${{ github.sha }} | cut -c1-8)" >> $GITHUB_OUTPUT
-    - name: Upload pybricks-micropython
-      if: ${{ success() }}
-      uses: actions/upload-artifact@v4
-      with:
-        name: pybricks-micropython-build-${{ github.run_number }}-git${{ steps.vars.outputs.short_sha }}
-        path: bricks/ev3dev/build-armel/pybricks-micropython
-
-  ev3dev_ubuntu_lts:
-    name: ev3dev-ubuntu-lts
-    needs: mpy_cross
-    runs-on: ubuntu-22.04
-    env:
-      CROSS_COMPILE: ""
-    steps:
-    - name: Install rerequisites
-      run: |
-        sudo apt-add-repository --update --yes ppa:ev3dev/tools
-        sudo apt-get install --no-install-recommends --yes \
-        alsa-utils \
-        espeak \
-        ev3dev-media \
-        ev3dev-mocks \
-        libasound2-plugin-ev3dev \
-        libffi-dev \
-        libgrx-3.0-dev \
-        libi2c-dev \
-        libudev-dev \
-        libumockdev0 \
-        pkg-config \
-        uthash-dev \
-        xfonts-100dpi
-    - name: Checkout repo
-      uses: actions/checkout@v4
-      with:
-        submodules: true
-    - name: Download mpy-cross
-      uses: actions/download-artifact@v4
-      with:
-        name: mpy-cross
-        path: micropython/mpy-cross/build
-    - name: Fix file permission
-      run: chmod +x micropython/mpy-cross/build/mpy-cross
-    - name: Build
-      run: make $MAKEOPTS -C bricks/ev3dev
-    - name: Test
-      if: ${{ success() }}
-      run: |
-        make $MAKEOPTS -C bricks/ev3dev test
-        make $MAKEOPTS -C bricks/ev3dev test-ev3dev
-    - name: List failed tests
-      if: failure()
-      run: micropython/tests/run-tests.py --print-failures
-
   firmware:
     name: firmware
     strategy:

.vscode/c_cpp_properties.json

@@ -333,37 +333,6 @@
             "cStandard": "c11",
             "intelliSenseMode": "gcc-arm"
         },
-        {
-            "name": "ev3dev",
-            "includePath": [
-                "/usr/lib/x86_64-linux-gnu/glib-2.0/include",
-                "/usr/include/glib-2.0",
-                "${workspaceFolder}/bricks/ev3dev",
-                "${workspaceFolder}/bricks/ev3dev/build",
-                "${workspaceFolder}/lib/contiki-core",
-                "${workspaceFolder}/lib/ev3dev/include",
-                "${workspaceFolder}/lib/lego",
-                "${workspaceFolder}/lib/lwrb/src/include",
-                "${workspaceFolder}/lib/pbio",
-                "${workspaceFolder}/lib/pbio/include",
-                "${workspaceFolder}/lib/pbio/platform/ev3dev_stretch",
-                "${workspaceFolder}/micropython/ports/unix",
-                "${workspaceFolder}/micropython",
-                "${workspaceFolder}"
-            ],
-            "defines": [
-                "UNIX",
-                "MICROPY_USE_READLINE=1",
-                "MICROPY_QSTR_EXTRA_POOL=mp_qstr_frozen_const_pool",
-                "MICROPY_MODULE_FROZEN_MPY",
-                "MPZ_DIG_SIZE=16",
-                "MICROPY_MODULE_FROZEN_STR"
-
-            ],
-            "compilerPath": "/usr/bin/gcc",
-            "cStandard": "c11",
-            "intelliSenseMode": "gcc-x64"
-        },
         {
             "name": "virtualhub",
             "includePath": [

.vscode/launch.json

@@ -33,14 +33,6 @@
             "args": ["${file}", "--show"],
             "console": "integratedTerminal"
         },
-        {
-            "name": "Motor Test EV3",
-            "type": "python",
-            "request": "launch",
-            "program": "${workspaceFolder}/tests/motors/run_test.py",
-            "args": ["${file}", "--target", "ev3dev", "--address", "192.168.133.244", "--show"],
-            "console": "integratedTerminal"
-        },
         {
             "name": "Run via USB REPL",
             "type": "python",
@@ -61,44 +53,6 @@
             "args": [],
             "console": "integratedTerminal"
         },
-        {
-            "name": "ev3dev-test",
-            "type": "cppdbg",
-            "request": "launch",
-            "cwd": "${workspaceFolder}/micropython/tests",
-            "program": "${workspaceFolder}/bricks/ev3dev/build-test/pybricks-micropython",
-            "args": [
-                "../../tests/ev3dev/brick/battery.py"
-            ],
-            "stopAtEntry": false,
-            "environment": [
-                {"name": "GRX_PLUGIN_PATH", "value": "../../bricks/ev3dev/build-test"},
-                {"name": "GRX_DRIVER", "value": "test"}
-            ],
-            "externalConsole": true,
-            "MIMode": "gdb",
-            "setupCommands": [
-                {
-                    "description": "Enable pretty-printing for gdb",
-                    "text": "-enable-pretty-printing",
-                    "ignoreFailures": true
-                },
-                {
-                    "description": "ignore SIGUSR1",
-                    "text": "handle SIGUSR1 noprint pass"
-                },
-                {
-                    "description": "ignore SIGUSR2",
-                    "text": "handle SIGUSR2 noprint pass"
-                },
-                {
-                    "description": "ignore SIGRT39",
-                    "text": "handle SIGUSR2 noprint pass"
-                }
-            ],
-            "logging": { "engineLogging": true, "trace": true, "traceResponse": true },
-            "preLaunchTask": "build ev3dev-test"
-        },
         {
             "name": "virtualhub",
             "type": "cppdbg",
@@ -182,21 +136,6 @@
             "searchDir": [
                 "${workspaceRoot}/bricks/debug"
             ]
-        },
-        {
-            "name": "(gdb) Attach",
-            "type": "cppdbg",
-            "request": "attach",
-            "program": "${workspaceFolder}/bricks/ev3dev/built-test/pybricks-micropython",
-            "processId": "${command:pickProcess}",
-            "MIMode": "gdb",
-            "setupCommands": [
-                {
-                    "description": "Enable pretty-printing for gdb",
-                    "text": "-enable-pretty-printing",
-                    "ignoreFailures": true
-                }
-            ]
         }
     ],
     "inputs": [

.vscode/tasks.json

@@ -3,16 +3,6 @@
     // for the documentation about the tasks.json format
     "version": "2.0.0",
     "tasks": [
-        {
-            "label": "build ev3dev-test",
-            "type": "shell",
-            "command": "poetry run make -C bricks/ev3dev build-test/pybricks-micropython build-test/libgrx-3.0-vdriver-test.so DEBUG=1 COPT=-O0 BUILD=build-test CROSS_COMPILE= -j"
-        },
-        {
-            "label": "build ev3dev deploy",
-            "type": "shell",
-            "command": "make ev3dev-armel -j && cp bricks/ev3dev/build-armel/pybricks-micropython /run/user/1000/gvfs/sftp:host=*/home/robot"
-        },
         {
             "label": "build movehub",
             "type": "shell",

Makefile

@@ -32,38 +32,6 @@ all: movehub cityhub technichub primehub essentialhub virtualhub nxt debug ev3 d
 
 clean-all: clean-movehub clean-cityhub clean-technichub clean-primehub clean-essentialhub clean-virtualhub clean-nxt clean-debug clean-ev3 clean-doc
 
-ifeq ($(HOST_OS),Linux)
-
-ev3dev-host: mpy-cross
-	@$(MAKE) -C bricks/ev3dev CROSS_COMPILE=
-
-clean-ev3dev-host: clean-mpy-cross
-	@$(MAKE) -C bricks/ev3dev clean CROSS_COMPILE=
-
-else
-
-ev3dev-host:
-	$(error Building ev3dev for host OS only works on Linux)
-
-clean-ev3dev-host: ev3dev-host
-
-endif
-
-ev3dev-armel:
-	@if [ ! -d bricks/ev3dev/build-armel/ports ]; then \
-		bricks/ev3dev/docker/setup.sh armel; \
-	fi
-	@docker start pybricks-ev3dev_armel
-	@docker exec --tty pybricks-ev3dev_armel make -C ../../micropython/mpy-cross CROSS_COMPILE= -j`nproc`
-	@docker exec --tty pybricks-ev3dev_armel make -j`nproc`
-
-clean-ev3dev-armel:
-	@if [ -d bricks/ev3dev/build-armel/ports ]; then \
-		@docker start pybricks-ev3dev_armel; \
-		docker exec --tty pybricks-ev3dev_armel make -C ../../micropython/mpy-cross clean CROSS_COMPILE=; \
-		docker exec --tty pybricks-ev3dev_armel make clean; \
-	fi
-
 ev3: mpy-cross
 	@$(MAKE) -C bricks/ev3
 

bricks/_common/mpconfigport.h

@@ -5,7 +5,7 @@
 
 // REVISIT: This file is still largely focused on embedded MicroPython ports.
 // Further generalization and possibly a higher option set are needed to use
-// this with unix-based ports like the virtual hub or ev3dev.
+// this with unix-based ports like the virtual hub.
 
 #include <stdint.h>
 #include <pbdrv/config.h>

bricks/_common/sources.mk

@@ -57,7 +57,6 @@ PYBRICKS_PYBRICKS_SRC_C = $(addprefix pybricks/,\
 	hubs/pb_type_virtualhub.c \
 	iodevices/pb_module_iodevices.c \
 	iodevices/pb_type_iodevices_analogsensor.c \
-	iodevices/pb_type_iodevices_ev3devsensor.c \
 	iodevices/pb_type_iodevices_i2cdevice.c \
 	iodevices/pb_type_iodevices_lwp3device.c \
 	iodevices/pb_type_iodevices_pupdevice.c \
@@ -107,7 +106,6 @@ PYBRICKS_PYBRICKS_SRC_C = $(addprefix pybricks/,\
 	util_pb/pb_color_map.c \
 	util_pb/pb_conversions.c \
 	util_pb/pb_error.c \
-	util_pb/pb_serial_ev3dev.c \
 	)
 
 # Pybricks I/O library
@@ -146,7 +144,6 @@ PBIO_SRC_C = $(addprefix lib/pbio/,\
 	drv/clock/clock_tiam1808.c \
 	drv/clock/clock_virtual.c \
 	drv/core.c \
-	drv/counter/counter_ev3dev_stretch_iio.c \
 	drv/counter/counter_stm32f0_gpio_quad_enc.c \
 	drv/counter/counter_virtual_cpython.c \
 	drv/gpio/gpio_stm32f0.c \
@@ -161,14 +158,12 @@ PBIO_SRC_C = $(addprefix lib/pbio/,\
 	drv/led/led_dual.c \
 	drv/led/led_pwm.c \
 	drv/led/led_virtual.c \
-	drv/legodev/legodev_ev3dev.c \
 	drv/legodev/legodev_nxt.c \
 	drv/legodev/legodev_pup.c \
 	drv/legodev/legodev_pup_uart.c \
 	drv/legodev/legodev_spec.c \
 	drv/legodev/legodev_test.c \
 	drv/legodev/legodev_virtual.c \
-	drv/motor_driver/motor_driver_ev3dev_stretch.c \
 	drv/motor_driver/motor_driver_hbridge_pwm.c \
 	drv/motor_driver/motor_driver_nxt.c \
 	drv/motor_driver/motor_driver_virtual_cpython.c \

bricks/cityhub/mpconfigport.h

@@ -32,7 +32,6 @@
 #define PYBRICKS_PY_IODEVICES                   (1)
 #define PYBRICKS_PY_IODEVICES_XBOX_CONTROLLER   (0)
 #define PYBRICKS_PY_MEDIA                       (0)
-#define PYBRICKS_PY_MEDIA_EV3DEV                (0)
 #define PYBRICKS_PY_NXTDEVICES                  (0)
 #define PYBRICKS_PY_PARAMETERS                  (1)
 #define PYBRICKS_PY_PARAMETERS_BUTTON           (1)

bricks/debug/mpconfigport.h

@@ -28,7 +28,6 @@
 #define PYBRICKS_PY_HUBS                        (0)
 #define PYBRICKS_PY_IODEVICES                   (0)
 #define PYBRICKS_PY_MEDIA                       (0)
-#define PYBRICKS_PY_MEDIA_EV3DEV                (0)
 #define PYBRICKS_PY_NXTDEVICES                  (0)
 #define PYBRICKS_PY_PARAMETERS                  (1)
 #define PYBRICKS_PY_PARAMETERS_BUTTON           (1)

bricks/essentialhub/mpconfigport.h

@@ -33,7 +33,6 @@
 #define PYBRICKS_PY_IODEVICES                   (1)
 #define PYBRICKS_PY_IODEVICES_XBOX_CONTROLLER   (1)
 #define PYBRICKS_PY_MEDIA                       (0)
-#define PYBRICKS_PY_MEDIA_EV3DEV                (0)
 #define PYBRICKS_PY_NXTDEVICES                  (0)
 #define PYBRICKS_PY_PARAMETERS                  (1)
 #define PYBRICKS_PY_PARAMETERS_BUTTON           (1)

bricks/ev3/mpconfigport.h

@@ -30,7 +30,6 @@
 #define PYBRICKS_PY_HUBS                        (1)
 #define PYBRICKS_PY_IODEVICES                   (0)
 #define PYBRICKS_PY_MEDIA                       (0)
-#define PYBRICKS_PY_MEDIA_EV3DEV                (0)
 #define PYBRICKS_PY_NXTDEVICES                  (1)
 #define PYBRICKS_PY_PARAMETERS                  (1)
 #define PYBRICKS_PY_PARAMETERS_BUTTON           (1)