Call With
EAX: Points to a DISPLAYINFO structure to fill.
ECX: Contains the size in bytes of the DISPLAYINFO structure that is passed to this service.
Return Values
All registers are destroyed by the call. EAX = 0 means that the caller's DISPLAYINFO structure has been successfully filled with data. EAX = -1 means that there was an error and that the structure is invalid.
Remarks
This is the Ring 0 equivalent of the function VDD_GET_DISPLAY_CONFIG. All remarks that apply to that function are valid for this service.