Datasheet

Technical Reference
55
2.5 PCI Configuration Space Map
Table 16. PCI Configuration Space Map
Bus
Number (hex)
Device
Number (hex)
Function
Number (hex) Description
00 00 00 Memory controller of Intel 82865PE component
00 01 00 Host to AGP bridge (virtual P2P)
00 03 00 PCI to CSA bridge (virtual P2P)
00 1E 00 Hub link to PCI bridge
00 1F 00 Intel 82801EB ICH5 PCI-to-LPC bridge
00 1F 01 Parallel ATA IDE controller
00 1F 02 Serial ATA controller
00 1F 03 SMBus controller
00 1F 05 AC ’97 audio controller
00 1F 06 AC ’97 modem controller (optional)
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
01 00 00 AGP add-in card
02 01 00 82547EI Gigabit LAN controller (optional)
(Note) 08 00 LAN controller
(Note) 00 00 PCI bus connector 1
(Note) 01 00 PCI bus connector 2
(Note) 02 00 PCI bus connector 3
(Note) 03 00 PCI bus connector 4
(Note) 04 00 PCI bus connector 5
(Note) 07 00 IEEE 1394a-2000 controller (optional)
Note: Bus number = 03 when the Intel 82547EI Gigabit LAN controller is used. Otherwise, bus number = 02.