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Table 224

Format of EGA RIL entries in table of register records:
Offset	Size	Description	)
 00h	WORD	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
 02h	BYTE	register number (0 for single registers)
 03h	BYTE	register value

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