include vtdapi.inc ; Obtain the entry point address in VTDAPI_Addr mov bx, SEG RequestStruc mov es, bx mov bx, OFFSET RequestStruc mov ax, VTDAPI_Get_Version call VTDAPI_Addr
Retrieves the version number of the driver, the shortest interrupt period supported by the hardware, the longest interrupt period supported by the driver. Uses Flags, EAX, EDI.
RequestStruc
Address of Request structure which has the following form:
Request Struc DAPI_Version dd VTDAPI_Min_Period dd VTDAPI_Max_Period dd Request Ends