Intel Desktop Board D945GCNL Technical Product Specification

Technical Reference
41
2.4 PCI Configuration Space Map
Table 11 shows the PCI configuration space map.
Table 11. PCI Configuration Space Map
Bus
Number (hex)
Device
Number (hex)
Function
Number (hex) Description
00 00 00 Memory controller of Intel 82945GC component
00 01 00 PCI Express x16 graphics port
(Note 1)
00 02 00 Integrated graphics controller
00 1B 00 High Definition Audio Controller
00 1C 00 PCI Express port 1
00 1D 00 USB UHCI controller 1
00 1D 01 USB UHCI controller 2
00 1D 02 USB UHCI controller 3
00 1D 03 USB UHCI controller 4
00 1D 07 EHCI controller
00 1E 00 PCI bridge
00 1F 00 PCI controller
00 1F 01 Parallel ATA IDE controller
00 1F 02 Serial ATA controller
00 1F 03 SMBus controller
(Note 2)
00 00 PCI Conventional bus connector 1
(Note 2)
01 00 PCI Conventional bus connector 2
(Note 2)
08 00 LAN PLC
01 00 00 PCI Express video controller (if present)
Notes:
1. Present only when a PCI Express x16 graphics card is installed.
2. Bus number is dynamic and can change based on add-in cards used.