System Memory Map
FFFFFFFFh
FFFFOOOOh
201 OOOOOh or 202000COh
20000OOOh
080CDOOOh
001 OOOOOh
OOOFOOOOh
OOOE8000h
OOOEOOOOh
OOOC8000h
OOOCOOOOh
OOOB8000h
OOOBOOOOh
Power up boot ROM
Not available
Wingine video RAM: 1 MB
Not available
128MB
(maximum)
Extended memory
1MB
System BIOS ROM shadow RAM: 64KB
Available for shadowing
VGA BIOS ROM shadow RAM: 32KB •
Available for shadowing
VGA BIOS ROM shadow RAM:32KB’
VGA color text
4
VGA monochrome text
VGA graphics: 64KB
OOOAOOOOh640KB
Conventional system memory: 640KB
I
COOOOOOOh
*Only one of these address blocks is used to shadow the VGA BIOS ROM. The default starting address is 000C0000h; address OOOEOOOOh is selectable using SETUP.