參數(shù)資料
型號(hào): IBM21P100BGC
元件分類: 總線控制器
英文描述: PCI BUS CONTROLLER, PBGA304
封裝: 31 X 31 MM, PLASTIC, BGA-304
文件頁數(shù): 87/144頁
文件大?。?/td> 5197K
代理商: IBM21P100BGC
IBM21P100BGC
IBM 133 PCI-X Bridge R2.0
ppb20_pcix_regs.fm.01
October 15, 2001
Configuration Registers
Page 47 of 144
5.2.4.5 Revision ID Register
This register specifies the Revision ID for the PCI-X to PCI-X Bridge.
5.2.4.6 Class Code Register
This register specifies the class code for a PCI-to-PCI Bridge device.
Address Offset
x‘08’
Access
Read only
Reset Value
x‘02’
Revision ID
7
6
5
4
3
2
1
0
Bit(s)
Access
Field Name and Description
7:0
RO
x‘00’ for Rev. 1.0 of the device
x‘01’ for Rev. 1.1 of the device
x‘02’ for Rev. 2.0 of the device
Address Offset
x‘09’
Access
Read only
Reset Value
x‘060400’
Class Code
24 23 22 21 20 19 18 17 16 15 14 13 12 11 10
9
8
7
6
5
4
3
2
1
0
Bit(s)
Access
FieldNameand Description
23:0
RO
x‘060400’ for a PCI-to-PCI Bridge device which does not support subtractive decode.
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