7 system resources, 1 system memory map, System memory map – ADLINK ETX-CV User Manual

Page 31

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ETX-CV User’s Manual

Page 31

ETX-CV User’s Manual

Page 31

7 System Resources

7.1 System Memory Map

Address Range (decimal)

Address Range (hex)

Size

Description

(4GB-2MB)

FFE00000 - FFFFFFFF

2 MB

High BIOS Area

(4GB-18MB)-(4GB-17MB-1)

FEE00000 - FEEFFFFF

1 MB

FSB Interrupt Memory Space

(4GB-20MB)-(4GB-19MB-1)

FEC00000 – FECFFFFF

1 MB

APIC Configuration Space

960 K - 1024 K

F0000 - FFFFF

64 KB

System BIOS Area

896 K - 960 K

E0000 - EFFFF

64 KB

Extended System BIOS Area

768 K - 896 K

C0000 - DFFFF

128 KB

PCI expansion ROM area
C0000 - CEFFF: Onboard VGA BIOS
CF000 - D0FFF: PXE option ROM when
onboard LAN boot ROM is enabled.

640 K - 768 K

A0000 - BFFFF

128 KB

Video Buffer & SMM space

0 K - 640 K

00000 - 9FFFF

640 KB

DOS Area

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