NEC Network Controller uPD98502 - Manual (Page 402)

CHAPTER 7 PCI CONTROLLER
402 Preliminary User’s Manual S15543EJ1V0UM
Offset Address Register Name Size
(byte)
Internal
bus
PCI Description
1000_4100H Vendor ID 2 R R Vendor ID for NEC = 1033H
1000_4102H Device ID 2 R R Device Specific ID
1000_4104H Command 2 R/W R/W PCI Command
1000_4106H Status 2 R/W R/W PCI Status
1000_4108H Revision ID 1 R R Revision ID
1000_4109H Class Code 3 R R Class Code
1000_410CH Cache Line Size 1 R/W R/W Cache Line Size
1000_410DH Latency Timer 1 R/W R/W Maximum Latency Timer
1000_410EH Header Type 1 R R Header Type = 00H
1000_410FH Reserved 1 - - Reserved
1000_4110H Window Memory
Base Address
4 R/W R/W Memory Base Address for access window
1000_4114H Register Memory
Base Address
4 R/W R/W Memory Base Address for the registers of The PCI
Controller
1000_4118H Reserved 4 - - Reserved
1000_411CH Reserved 4 - - Reserved
1000_4120H Reserved 4 - - Reserved
1000_4124H Reserved 4 - - Reserved
1000_4128H Reserved 4 - - Reserved
1000_412CH Subsystem
Vendor ID
2 R/W R Subsystem Vendor ID
1000_412EH Subsystem ID 2 R/W R Subsystem ID
1000_4130H Reserved 4 - - Reserved
1000_4134H Cap_Ptr 1 R R Capabilities Pointer = 40H
1000_4135H Reserved 3 - - Reserved
1000_4138H Reserved 4 - - Reserved
1000_413CH Interrupt Line 1 R/W R/W Interrupt Line
1000_413DH Interrupt Pin 1 R R Interrupt Pin = 01H
1000_413EH Min_Gnt 1 R/W R Minimum GNT
1000_413FH Max_Lat 1 R/W R Maximum Latency
1000_4140H Cap_ID 1 R R New Capability ID = 01H
1000_4141H Next_Item_Ptr 1 R R Next Item Pointer = 00H
1000_4142H PMC 2 R/W R Power Management Capabilities
1000_4144H PMCSR 2 R/W R/W Power Management Control/Status
1000_4146H Reserved 1 - - Reserved
1000_4147H PMData 1 R R Power Management Data
1000_4148H:
1000_41FFH
Reserved 8 - - Reserved
Configuration registers can be read/written from the V R 4120A. Configuration registers starts from 1000_4100H of
offset address in the internal registers.