INT 10 - Microsoft Mouse driver EGA support - READ REGISTER SET        

Input

Output

AX

F4h       AX

 

        BX

CX

 Number of Registers (>1)     CX

DX

        DX
ES:BX  Pointer to Table   ES:DI
Table Format:

        BYTES 1-2 group index
            Pointer/data chips
                00h   CRTC (3B4h mono modes, 3D4h color modes)
                08h   Sequencer 3C4h
                10h   Graphics Controller 3CEh
                18h   Attribute Controller 3C0h
            Single registers
                20h   Miscellaneous Output register 3C2h
                28h   Feature Control register (3BAh mono modes, 3DAh color)
                30h   Graphics 1 Position register 3CCh
                38h   Graphics 2 Position register 3CAh
        BYTE 3 register number (0 for single registers)
        BYTE 4 register value


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