Merge pull request #5 from 107-systems/renesas

Add support for ArduinoCore-renesas

.github/workflows/compile-examples.yml

@@ -57,6 +57,12 @@ jobs:
             platforms: |
               - name: adafruit:samd
                 source-url:  https://adafruit.github.io/arduino-board-index/package_adafruit_index.json
+          - fqbn: arduino:renesas_portenta:portenta_c33
+            platforms: |
+              - name: arduino:renesas_portenta
+          - fqbn: arduino:renesas_uno:minima
+            platforms: |
+              - name: arduino:renesas_uno
 
     steps:
       - name: Checkout

README.md

@@ -20,6 +20,7 @@ This library works for
 * [arduino-esp32](https://github.com/espressif/arduino-esp32): `ESP32 Dev Module`, `ESP32 Wrover Module`, ... :heavy_check_mark:
 * [arduino-pico](https://github.com/earlephilhower/arduino-pico): [`Raspberry Pi Pico`](https://www.raspberrypi.org/products/raspberry-pi-pico), `Adafruit Feather RP2040`, ... :heavy_check_mark:
 * [adafruit/ArduinoCore-samd](https://github.com/adafruit/ArduinoCore-samd): [`Adafruit Feather M4 CAN Express`](https://www.adafruit.com/product/4759), ... :heavy_check_mark:
+* [ArduinoCore-renesas](https://github.com/arduino/ArduinoCore-renesas): [`Portenta C33`](https://store.arduino.cc/products/portenta-c33), [`Uno R4 WiFi`](https://store.arduino.cc/products/uno-r4-wifi), [`Uno R4 Minima`](https://store.arduino.cc/products/uno-r4-minima), ... :heavy_check_mark:
 
 ### Example
 ```C++

library.properties

@@ -6,5 +6,5 @@ sentence=Arduino library for providing a consistent critical section interface o
 paragraph=
 category=Other
 url=https://github.com/107-systems/107-Arduino-CriticalSection
-architectures=samd,mbed,mbed_nano,mbed_portenta,mbed_edge,esp32,rp2040
+architectures=samd,mbed,mbed_nano,mbed_portenta,mbed_edge,esp32,rp2040,renesas_portenta,renesas_uno
 includes=107-Arduino-CriticalSection.h

src/CritSec-renesas.cpp

@@ -0,0 +1,39 @@
+/**
+ * This software is distributed under the terms of the MIT License.
+ * Copyright (c) 2023 LXRobotics.
+ * Author: Alexander Entinger <alexander.entinger@lxrobotics.com>
+ * Contributors: https://github.com/107-systems/107-Arduino-CriticalSection/graphs/contributors.
+ */
+
+/**************************************************************************************
+ * INCLUDE
+ **************************************************************************************/
+
+#include "CritSec.h"
+
+#if defined(ARDUINO_MINIMA) || defined(ARDUINO_UNOWIFIR4) || defined(ARDUINO_PORTENTA_C33)
+
+#include <Arduino.h>
+
+/**************************************************************************************
+ * GLOBAL VARIABLES
+ **************************************************************************************/
+
+static volatile uint32_t interrupt_save = 0;
+
+/**************************************************************************************
+ * FUNCTION DEFINITION
+ **************************************************************************************/
+
+extern "C" void crit_sec_enter()
+{
+  interrupt_save = __get_PRIMASK();
+  __disable_irq();
+}
+
+extern "C" void crit_sec_leave()
+{
+  __set_PRIMASK(interrupt_save);
+}
+
+#endif /* defined(ARDUINO_MINIMA) || defined(ARDUINO_UNOWIFIR4) || defined(ARDUINO_PORTENTA_C33) */