User guide xb1 com express module – Intel 82600 User Manual
Page 25

User Guide XB1 COM Express Module
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Technical Reference
Local PCI Devices
The following table shows the on-board PCI devices and their location within the PCI configuration
space. These devices reside mainly within the i915GM chipset.
Bus
Number
Device
Number
Function
Number
Vendor ID
Device ID
Description
0
0
0
0x8086
0x2590
Host Bridge
0
2
0
0x8086
0x2592
Internal Graphics Device
0
2
1
0x8086
0x2792
Int. Graphics Config. Regs.
0
27
0
0x8086
0x2668
Intel High Definition Audio
0
28
0
0x8086
0x2660
PCI Express Port 1
0
28
1
0x8086
0x2662
PCI Express Port 2
0
28
2
0x8086
0x2664
PCI Express Port 3
0
28
3
0x8086
0x2666
PCI Express Port 4
0
29
0
0x8086
0x2658
USB UHCI Controller #1
0
29
1
0x8086
0x2659
USB UHCI Controller #2
0
29
2
0x8086
0x265A
USB UHCI Controller #3
0
29
3
0x8086
0x265B
USB UHCI Controller #4
0
29
7
0x8086
0x265C
USB 2.0 EHCI Controller
0
30
0
0x8086
0x244E
PCI-to-PCI Bridge
0
30
2
0x8086
0x266E
AC'97 Audio Controller
0
30
3
0x8086
0x266D
AC'97 Modem Controller
0
31
0
0x8086
0x2640
LPC Bridge
0
31
1
0x8086
0x266F
IDE Controller
0
31
2
0x8086
0x2651
SATA Controller
0
31
3
0x8086
0x266A
SMB Controller
3
1)
0
0
0x8086
0x108B
2)
0x108C
2)
Ethernet Controller NC1
1)
This bus number can vary depending on the PCI enumeration schema implemented in BIOS.
2)
The XB1 COM Express Module is available with a 82573L or 82573E/V Ethernet controller.