VflatD_Query

include vflatd.inc

mov   dx, VflatD_Query          ; Function number
call  VFlatDApiProcAdr
jz    errorhandler
mov   VerNum, eax
mov   FrameBufSelector, ebx
mov   FrameBufSize, ecx
mov   FrameBufBase, edx

Retrieves the VFLATD version number and other information. Uses Flags.

Returns the following information and clears the carry flag if successful; otherwise, sets the carry flag.

EAX	VFLATD version
EBX	GDT selector to the frame buffer
ECX	Size of frame buffer
EDX	Linear base of frame buffer. (if linear mode)