AMD-761 Datasheet, PDF (35/264 Pages) Advanced Micro Devices – AMD-761-TM System Controller Software/BIOS Design Guide

24081D—February 2002
Preliminary Information
AMD-761™ System Controller Software/BIOS Design Guide
Configuration Address Register Type 1
31
30
29
28
Bit Config_En
Reset
0
0
0
0
R/W
R/W
27
Reserved
0
R
23
22
21
20
19
Bit
PCI_Bus_Num
Reset
0
0
0
0
0
R/W
R/W
15
Bit
Reset
0
R/W
14
13
12
11
Dev_Num
0
0
0
0
R/W
7
6
5
4
3
Bit
Reg_Num
Reset
0
0
0
0
0
R/W
R/W
I/O:0CF8
26
25
24
0
0
0
18
17
16
0
0
0
10
9
8
Func_Num
0
0
0
2
1
0
Reserved
0
0
0
R
Register Description
When writes to the configuration address register have [23:16] ~= 0h00, a type 1 configuration access is specified.
Chapter 2
AMD-761™ System Controller Programmer’s Interface
23