INT 10 - ATI Mach64 BIOS - ??? AX = A002h CL = ??? (bits 2-0 may not be 000) CH = ??? (81h or ???) DX = segment of ??? (if CH=81h) ??? Return: AH = status 00h successful 01h failed ??? Note: executes AX=A000h, then AX=A001h if A000h was successful SeeAlso: AX=A000h,AX=A001h