Add watchdog implementation + use it in main()

src/hal/CMakeLists.txt

@@ -8,4 +8,5 @@ target_sources(
           tmc2130.cpp
           adc.cpp
           avr/spi.cpp
+          avr/watchdog.cpp
   )

src/hal/avr/watchdog.cpp

@@ -0,0 +1,15 @@
+#include "../watchdog.h"
+
+namespace hal {
+namespace watchdog {
+
+void ConfigureWatchDog(uint16_t period) {
+    // @@TODO
+}
+
+void ResetWatchDog() {
+    asm("wdr");
+}
+
+} // namespace watchdog
+} // namespace hal

src/hal/watchdog.h

@@ -1,4 +1,5 @@
 #pragma once
+#include <stdint.h>
 
 namespace hal {
 

src/main.cpp

@@ -4,6 +4,7 @@
 #include "hal/shr16.h"
 #include "hal/spi.h"
 #include "hal/usart.h"
+#include "hal/watchdog.h"
 
 #include "pins.h"
 #include <avr/interrupt.h>
@@ -95,6 +96,7 @@ void setup() {
     cpu::Init();
 
     mt::timebase.Init();
+    hal::watchdog::ConfigureWatchDog(8);
 
     mg::globals.Init();
 
@@ -363,7 +365,8 @@ void loop() {
     ms::selector.Step();
     mui::userInput.Step();
     currentCommand->Step();
-    // add a watchdog reset
+
+    hal::watchdog::ResetWatchDog();
 }
 
 int main() {