Intel Desktop Board D946GZIS Technical Product Specification
Technical Reference
47
2.4 PCI Configuration Space Map
Table 12. PCI Configuration Space Map
Bus
Number (hex)
Device
Number (hex)
Function
Number (hex)
Description
00 00 00 Memory controller of Intel 82946GZ component
00 01 00 PCI Express x16 graphics port
(Note 1)
00 02 00 Integrated graphics controller
00 1B 00 Intel High Definition Audio Controller
00 1C 00 PCI Express port 1
00 1C 01 PCI Express port 2
00 1C 02 PCI Express port 3
00 1C 03 PCI Express port 4
00 1C 04 PCI Express port 5
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 #1
00 1E 00 PCI bridge
00 1F 00 PCI controller
00 1F 01 Parallel ATA IDE controller
00 1F 02 Serial ATA controller #1
00 1F 03 SMBus controller
(Note 2)
08 00 LAN controller
(Note 2)
00 00 PCI Conventional bus connector 1
(Note 2)
01 00 PCI Conventional bus connector 2
01 00 00 PCI Express Video Controller
(Note 1)
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.