MEM A000h:0000h - EGA+ GRAPHICS BUFFER
Size: 65536 BYTEs
MEM A000h:0000h - S3 - MEMORY-MAPPED GRAPHICS PROCESSOR REGISTERS
Size: 65536 BYTEs
Note: the S3 graphics processor registers can be mapped at either
linear 000A0000h or at offset 16M from the start of the linear
frame buffer