A self-configuring and self-diagnosing computer system interface adapter for installation in the system expansion bus and for self-configuring and self-diagnosing prior to operating system initialization. The interface adapter, along with its own ROM memory device and control program stored thereon,...http://www.google.de/patents/US5689726?utm_source=gb-gplus-sharePatent US5689726 - Computer system interface adapter capable of automatic self-configuration and self-diagnosis before operating system initiation 
