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RCV56HCF PCI/CardBus Modem Designer’s Guide
1129
ROCKWELL PROPRIETARY INFORMATION
5-1
5. SOFTWARE INTERFACE
5.1 PCI Configuration Registers
The PCI Configuration registers are located in the BIF. Table 5-1 identifies the configuration register contents that are
supported in the BIF device:
Table 5-1. PCI Configuration Registers
Bit
Offset
(Hex)
31:24
23:16
15:8
7:0
0
Device ID
Vendor ID
4
Status
Command
8
Class Code
Revision ID
C
Not Implemented
Header Type
Latency Timer
Not Implemented
10
Base Address 0 - Memory (BIF)
14
Unused Base Address Register
18
Unused Base Address Register
1C
Unused Base Address Register
20
Unused Base Address Register
24
Unused Base Address Register
28
CIS Pointer
2C
Subsystem ID
Subsystem Vendor ID
30
Not Implemented
34
Reserved
38
Reserved
3C
Max Latency
Min Grant
Interrupt Pin
Interrupt Line
5.1.1 Vendor ID Field
This field is read-only and is loaded from the serial EEPROM after reset events. The default value for the Vendor ID is 127a.
5.1.2 Device ID Field
This field is read-only and is loaded from the serial EEPROM after reset events.
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