Intel D945GCCR Product Specification - Page 45

PCI Configuration Space Map - usb devices do not install

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Technical Reference 2.4 PCI Configuration Space Map Table 12. PCI Configuration Space Map Bus Device Function Number (hex) Number (hex) 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 Intel 82562G 10/100 Mbits/sec 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. 45

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Technical Reference
45
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 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
Intel 82562G 10/100 Mbits/sec 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.