Chapter 3
Hardware
20
Reference Manual
nanoX-TCR
Memory Map
The following table provides the common PC/AT memory allocations. Memory below 000500h is used by
the BIOS.
Table 3-2. Memory Map
Base Address
Function
00000000h - 0009FFFFh
Conventional Memory
000A0000h - 000AFFFFh
Graphics Memory
000B0000h -
000B7FFFh
Mono Text Memory
000B8000h -
000BFFFFh
Color Text Memory
000C0000h -
000CFFFFh
Standard Video BIOS
000D0000h - 000DFFFFh
Reserved for Extended BIOS
000E0000h -
000EFFFFh
Extended System BIOS Area
000F0000h -
000FFFFFh
System BIOS Area (Storage and RAM Shadowing)
Top 32, 64, or 128MB of
Physical Memory
Shared memory of Integrated Graphics enabled
FFE00000h -
FFFFFFFFh
System Flash