)
Values for QEMM internal functions:
 00h	reflect back to Virtual86-mode interrupt handler (default)
 01h	???
 02h	access DR7???
 03h	QPI upcall (see INT 67/AH=3Fh)
 04h	???
 05h	???
 06h	INT 15/AH=87h
 07h	EMS services (see INT 67/AH=40h,INT 67/AH=5Dh)
 08h	???
 09h	QEMM exception handler
 0Ah	XMS services (see INT 2F/AX=4310h"XMS")
 0Bh	Virtual DMA Services (see INT 4B/AX=8102h)
 0Ch	???