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1st MB memory map
C.4
Table C.4: 1st MB memory map
Addr. range (Hex)
F000h - FFFFh
E000h - EFFFh
CC00h - DFFFh
C000h - CB00h
B800h - BFFFh
B000h - B7FFh
A000h - AFFFh
0000h - 9FFFh
*default setting
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Device
System ROM
Reserved for BIOS boot
available
VGA BIOS
CGA/EGA/VGA text
Reserved for graphic mode usage
EGA/VGA graphics
Base memory
115
Appendix C
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