2.5 PCI Configuration Space Map
Table 15.
PCI Configuration Space Map
Bus
Device
Number (hex)
Number (hex)
00
00 and 06
00
01
00
03
00
1E
00
1F
00
1F
00
1F
00
1F
00
1F
00
1F
00
1D
00
1D
00
1D
00
1D
00
1D
01
00
02
01
03
00
03
01
03
02
03
03
03
04
Function
Number (hex)
Description
00
Memory controller of Intel 82875P component
00
Host to AGP bridge (virtual PCI-to-PCI)
00
PCI to CSA bridge (virtual PCI-to-PCI)
00
Hub link to PCI bridge
00
Intel 82801ER ICH5-R PCI-to-LPC bridge
01
Parallel ATA IDE controller
02
Serial ATA controller
03
SMBus controller
05
AC '97 audio controller
06
AC '97 modem controller (optional)
00
USB UHCI controller 1
01
USB UHCI controller 2
02
USB UHCI controller 3
03
USB UHCI controller 4
07
EHCI controller
00
AGP add-in card
00
Intel 82547EI Gigabit LAN PLC device
00
PCI bus connector 1
00
PCI bus connector 2
00
PCI bus connector 3
00
PCI bus connector 4
00
PCI bus connector 5
Technical Reference
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