52
I/O, Memory, and IRQ Details
Appendix B
Ethernet Controller
The Ethernet controller resides on the PCIbus and is mapped as PCI device
number 2. It uses PCIbus interrupt INTB.
Network booting is not supported.
The Ethernet port supports only a 10-base-T interface.
Memory Map
a.All addresses are hexadecimal.
Table B-1. Memory Map
Pentium Address Range
a
Region
Cached
00000000-0009FFFF
DRAM
Yes
000A0000-000BFFFF
VGA Memory
No
000C0000-000C7FFF
Shadowed VGA BIOS
Yes
000C8000-000CFFFF
Shadowed SCSI BIOS
Yes
000D0000-000DFFFF
On-board EXMbus
No
000E0000-000E3FFF
VXI Interface Chip
No
00100000-07FFFFFF
DRAM
If no DRAM, ISA memory
Yes
No
08000000-0FFFFFFF
EXMbus
No
10000000-1FFFFFFF
Reserved
No
20000000-3FFFFFFF
Reserved
No
40000000-7FFFFFFF
Reserved
No
80000000-83FFFFFF
VXI Interface Chip Image 0
No
84000000-87FFFFFF
VXI Interface Chip Image 1
No
88000000-8BFFFFFF
VXI Interface Chip Image 2
No
8C000000-8FFFFFFF
VXI Interface Chip Image 3
No
90000000-93FFFFFF
VXI Interface Chip Image 4
No
94000000-EFFFFFFF
Reserved
No
F0000000-FFF7FFFF
EXMbus
No
FFF80000-FFFFFFFF
Flash Boot Device
No
Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com