Base Address 5 Register; Subsystem Id/Subsystem Vendor Id Register - Intel IXP45X Developer's Manual

Register
Bits Name
31:2
RWBase Read/Write bits of Base Address register.
4
Read-only bits of Base Address register. Specifies fixed 16MB address
23:4 FixedBase
range for this BAR.
3 PREF Prefetchable memory indicator.
2:1 Type Relocatable anywhere in 32-bit address space.
0 MSI Memory space indicator. Hard-wire to 0 for memory space.
10.5.2.10

Base Address 5 Register

Register Name:
Block
0xC00000
Base Address:
PCI Base Address register for AHB I/O space access. Format as
Register Description:
specified in the PCI 2.2 Local Bus Specification.
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9
Register
Bits Name
31:8 RWBase Read/Write bits of Base Address register.
Read-only bits of Base Address register. Specifies fixed 256 byte address
7:2 FixedBase
range for this BAR.
1 reserved Reserved
0 IOSI I/O space indicator. Hard-wire to 1 for I/O space.
10.5.2.11

Subsystem ID/Subsystem Vendor ID Register

Register Name:
Block
0xC00000
Base Address:
Provides Subsystem Device ID and Susbsystem Vendor ID values
Register Description:
as specified in the PCI 2.2 Local Bus Specification.
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9
SDeviceID
® ®
Intel IXP45X and Intel IXP46X Product Line of Network Processors
Develepor's Manual
556
® ®
Intel IXP45X and Intel
Description
Offset Address
RWBase
Description
Offset Address
IXP46X Product Line of Network Processors—PCI Controller
pci_bar4
pci_bar5
0x24
pci_bar5
pci_sidsvid
0x2c
SVendorID
Reset PCI AHB
Value Access Access
0x00 RW
0x000 RO
1 RO
00 RO
0 RO
0x00000001
Reset Value
Access: (See below.)
8 7 6 5 4 3 2 1
(Rs
FixedBase v'd
)
Reset PCI AHB
Value Access Access
0x0000
RW
00
0x00 RO
0 RO
1 RO
0x00000000
Reset Value
Access: (See below.)
8 7 6 5 4 3 2 1
August 2006
Order Number: 306262-004US
RW
RO
RO
RO
RO
0
IO
SI
RW
RO
RO
RO
0