Add system events handling

src/system_event.cpp

@@ -0,0 +1,32 @@
+#include <sta/system_event.hpp>
+
+#include <cmsis_os2.h>
+
+
+extern osEventFlagsId_t systemEventHandle;
+
+
+namespace sta
+{
+	void signalSystemEvents(uint32_t flags)
+	{
+		osEventFlagsSet(systemEventHandle, flags);
+	}
+	
+	
+	void waitForSystemEvents(uint32_t flags, uint32_t options, uint32_t timeout)
+	{
+		osEventFlagsWait(systemEventHandle, flags, options | osFlagsNoClear, timeout);
+	}
+	
+	
+	void signalStartupCompleted()
+	{
+		signalSystemEvents(STA_SYSTEM_EVENT_STARTUP);
+	}
+
+	void waitForStartup()
+	{
+		waitForSystemEvents(STA_SYSTEM_EVENT_STARTUP, osFlagsWaitAll, osWaitForever);
+	}
+} // namespace sta