Intel 80312 I/O Companion Chip - ECEE

Intel ® 80312 I/O Companion ChipPCI-to-PCI Bridge Unit4.15.6 Class Code Register - CCRClass Code Register bits adhere to the definitions in the PCI Local Bus Specification,Revision2.2.It tells the auto configuration software the type of function present in the PCI device.Table 4-29.Class Code Register - CCRIOPAttributes23 20 16 12 8 4 0rw rw rw rw rw rw rw rw rw rw rw rw rw rw rw rw rw rw rw rw rw rw rw rwPCIAttributesrorororororororororororororororororororororororoPCI Configuration Offset09 - 0BHIntel ® 80200 Processor Local Bus Address0000 1009HAttribute Legend:RV = ReservedPR = PreservedRS = Read/SetRW = Read/WriteRC = Read ClearRO = Read OnlyNA = Not AccessibleBit Default Description23:16 06H Base Class - Bridge Device15:08 04H Sub Class - PCI-to-PCI Bridge Device07:00 00H Programming Interface - Consistent with PCI-to-PCI Bridge Architecture Specification, Revision 1.1.Developer’s Manual 4-91