fix(dispatcher): Initialize mutex before RTOS startup

Signed-off-by: Rahix <rahix@rahix.de>

epicardium/modules/dispatcher.c

@@ -13,14 +13,17 @@ TaskHandle_t dispatcher_task_id;
 static StaticSemaphore_t api_mutex_data;
 SemaphoreHandle_t api_mutex = NULL;
 
+void dispatcher_mutex_init(void)
+{
+	api_mutex = xSemaphoreCreateMutexStatic(&api_mutex_data);
+}
+
 /*
  * API dispatcher task.  This task will sleep until an API call is issued and
  * then wake up to dispatch it.
  */
 void vApiDispatcher(void *pvParameters)
 {
-	api_mutex = xSemaphoreCreateMutexStatic(&api_mutex_data);
-
 	LOG_DEBUG("dispatcher", "Ready.");
 	while (1) {
 		if (api_dispatcher_poll()) {

epicardium/modules/hardware.c

@@ -177,6 +177,11 @@ int hardware_early_init(void)
 	 */
 	hwlock_init();
 
+	/*
+	 * API Dispatcher Mutex
+	 */
+	dispatcher_mutex_init();
+
 	return 0;
 }
 

epicardium/modules/modules.h

@@ -9,6 +9,7 @@
 
 /* ---------- Dispatcher --------------------------------------------------- */
 void vApiDispatcher(void *pvParameters);
+void dispatcher_mutex_init(void);
 extern SemaphoreHandle_t api_mutex;
 extern TaskHandle_t dispatcher_task_id;