Pci Byte Enables Using Crp Access Method; Pci Configuration Space - Intel IXP45X Developer's Manual

®
PCI Controller—Intel IXP45X and Intel
Table 192.

PCI Byte Enables Using CRP Access Method

PCI_CRP_AD_CBE(23:20
)
0000
0001
0010
0011
0100
0101
0110
0111
1000
1001
1010
1011
1100
1101
1110
1111
Table 193.

PCI Configuration Space

Offset
0x00
0x04
0x08
0x0C
0x10
0x14
0x18
0x1C
0x20
0x24
0x28
0x2c
0x30-38
0x3C
0x40
August 2006
Order Number: 306262-004US
®
IXP46X Product Line of Network Processors
PCI_CRP_WDATA PCI_CRP_WDATA
[31:24]
X
X
X
X
X
X
X
X
Register Name
pci_didvid Device ID/Vendor ID
pci_srcr Status Register/Control Register
pci_ccrid Class Code/Revision ID
pci_bhlc BIST/Header Type/Latency Timer/Cache Line
pci_bar0 Base Address 0
pci_bar1 Base Address 1
pci_bar2 Base Address 2
pci_bar3 Base Address 3
pci_bar4 Base Address 4
pci_bar5 Base Address 5
reserved (Reserved)
pci_sidsvid Subsystem ID/Subsystem Vendor ID
reserved (Reserved)
pci_latint Defines Max_Lat, Min_Gnt, Interrupt Pin, and Interrupt Line
pci_rtotto Defines retry timeout and trdy timeout parameters
Intel
PCI_CRP_WDATA
[24:16] [15:8]
X X
X X
X
X
X
X
X X
X X
X
X
X
X
Description
® ®
IXP45X and Intel IXP46X Product Line of Network Processors
PCI_CRP_WDATA
[7:0]
X
X
X
X
X
X
X
X
Develepor's Manual
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