Advance Information Page 76 of 114 JUNE 2008 REVISION 1.1 14 CONFIGURATION REGISTERS PCI config" />
參數(shù)資料
型號(hào)： PI7C8154BNAIE
廠商： Pericom
文件頁數(shù)： 89/114頁
文件大小： 0K
描述： IC PCI-PCI BRIDGE ASYNC 304-PBGA
產(chǎn)品變化通告： Product Discontinuation Notice 22/Jan/2010
標(biāo)準(zhǔn)包裝： 27
系列： *
應(yīng)用： *
接口： *
電源電壓： *
封裝/外殼： 304-BBGA
供應(yīng)商設(shè)備封裝： 304-PBGA（31x31）
包裝： 管件
安裝類型： 表面貼裝
PI7C8154B
ASYNCHRONOUS 2-PORT
PCI-to-PCI BRIDGE
Advance Information
Page 76 of 114
JUNE 2008 REVISION 1.1
14
CONFIGURATION REGISTERS
PCI configuration defines a 64 DWORD space to define various attributes of PI7C8154B as shown
below.
Table 14-1 CONFIGURATION SPACE MAP
31-24
23-16
15-8
7-0
DWORD
Address
Device ID
Vendor ID
00h
Primary Status
Command
04h
Class Code
Revision ID
08h
Reserved
Header Type
Primary Latency Timer
Cache Line Size
0Ch
Reserved
10h
Reserved
14h
Secondary Latency
Timer
Subordinate Bus
Number
Secondary Bus Number
Primary Bus Number
18h
Secondary Status
I/O Limit Address
I/O Base Address
1Ch
Memory Limit Address
Memory Base Address
20h
Prefetchable Memory Limit Address
Prefetchable Memory Base Address
24h
Prefetchable Memory Base Address Upper 32-bit
28h
Prefetchable Memory Limit Address Upper 32-bit
2Ch
I/O Limit Address Upper 16-bit
I/O Base Address Upper 16-bit
30h
Reserved
Capability Pointer
34h
Reserved
38h
Bridge Control
Interrupt Pin
(not supported)
Interrupt Line
(not supported)
3Ch
Arbiter Control
Diagnostic / Chip Control
40h
Reserved
44h
Upstream Memory Control
Extended Chip Control
48h
Secondary
Bus
Arbiter
Preemptio
n Control
Hot Swap Switch Time Slot
4Ch
EEPROM Autoload Control/Status
Reserved
50h
EEPROM Data
EEPROM Address/Control
54h
Upstream (S to P) Memory Limit
Upstream (S to P) Memory Base
58h
Upstream (S to P) Memory Base Upper 32-bit
5Ch
Upstream (S to P) Memory Limit Upper 32-bit
60h
GPIO Data and Control
P_SERR# Event
Disable
64h
Reserved
P_SERR# Status
Secondary Clock Control
68h
Reserved
6Ch - 70h
Reserved
Port Option
74h
Reserved
78h
Reserved
7Ch
Primary Master Timeout Counter
Secondary Master Timeout Counter
80h
Reserved
84h –
ACh
Chassis Number
Slot Number
Next Pointer
Capability ID
B0h
Reserved
B4h –
BFh
C0h - CFh
Reserved
D0h –D8h
Power Management Capabilities
Next Item Pointer
Capability ID
DCh
Data
PPB Support Extensions
Power Management Data
E0h
Hot Swap Control and Status
Next Item Pointer
Capability ID
E4h
VPD
Next Item Pointer
Capability ID
E8h
VPD Data
ECh
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