AMD-761 Datasheet, PDF (82/264 Pages) Advanced Micro Devices – AMD-761-TM System Controller Software/BIOS Design Guide

Preliminary Information
AMD-761™ System Controller Software/BIOS Design Guide
24081D—February 2002
PCI Arbitration Control
Dev0:F0:0x84
31
30
29
28
27
26
25
24
Bit
AGP_VGA_BIOS
Reset
0
0
0
0
0
0
0
0
R/W
R/W
23
22
Bit Tgt_Latency
Reset
0
0
R/W
R/W
21
20
Reserved
0
0
R
19
18
17
16
Reserved AGP_Chain_En PCI_Chain_En
0
0
0
0
R
R/W
R/W
15
14
13
12
11
10
9
8
Bit
MDA_Debug
PCI_WR_Post
_Rtry
AGP_WR_Post
_Rtry
RD_Data_Err
_Dis
AGP_Erly_Prb
_Dis
PCI_Erly_Prb
_Dis
AGP_Arb_Pipe
_Dis
SB_Lock_Dis
Reset
0
0
0
0
0
0
0
0
R/W
R/W
7
6
5
4
3
2
1
0
Bit
PM_Reg_En 15M_Hole
14M_Hole
EV6_Mode
Tgt_Lat_Tim
_Dis
AGP_Pref_En
PCI_Pref_En
Park_PCI
Reset
0
0
0
0
0
0
0
0
R/W
R/W
Register Description
This register provides general PCI arbiter mode control.
70
AMD-761™ System Controller Programmer’s Interface
Chapter 2