Revision 1.02 – April 12, 2007
S5920 – PCI Product: PCI Configuration Registers
Data Book
Table 22. Defined Base Class Codes
Base-Class
00h
Description
Early, pre-2.0 PCI specification devices
Mass storage controller
Network controller
01h
02h
03h
Display controllers
04h
Multimedia devices
05h
Memory controllers
06h
Bridge devices
07h
Simple communication controllers
Generic system peripherals
Input devices
08h
09h
0Ah
Docking stations
0Bh
Processors
0Ch
Serial bus controllers
Reserved
0D-FEh
FFh
Device does not fit defined class codes (default)
Table 23. Base Class Code 00h: Early, Pre-2.0 Specification Devices
Sub-Class
00h
Prog I/F
00h
Description
All currently implemented devices except VGA-compatible devices
VGA-compatible devices
01h
00h
Table 24. Base Class Code 01h: Mass Storage Controllers
Sub-Class
00h
Prog I/F
00h
Description
SCSI controller
01h
xxh
IDE controller
02h
00h
Floppy disk controller
IPI controller
03h
00h
04h
00h
RAID controller
80h
00h
Other mass storage controller
Table 25. Base Class Code 02h: Network Controllers
Sub-Class
Prog I/F
Description
00h
00h
Ethernet controller
AMCC Confidential and Proprietary
DS1596
50
AMCC [ APPLIED MICRO CIRCUITS CORPORATION ]
