1 files changed, 19 insertions, 2 deletions
diff --git a/src/drivers/device/device.cpp b/src/drivers/device/device.cpp
index 04a5222c3..683455149 100644
--- a/src/drivers/device/device.cpp
+++ b/src/drivers/device/device.cpp
@@ -1,6 +1,6 @@
 /****************************************************************************
  *
- *   Copyright (C) 2012 PX4 Development Team. All rights reserved.
+ *   Copyright (c) 2012-2014 PX4 Development Team. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
@@ -223,5 +223,22 @@ interrupt(int irq, void *context)
 	return OK;
 }
 
+int
+Device::read(unsigned offset, void *data, unsigned count)
+{
+	return -ENODEV;
+}
+
+int
+Device::write(unsigned offset, void *data, unsigned count)
+{
+	return -ENODEV;
+}
+
+int
+Device::ioctl(unsigned operation, unsigned &arg)
+{
+	return -ENODEV;
+}
 
-} // namespace device
-\ No newline at end of file
+} // namespace device