Pci Configuration - NEC Express5800 Series User Manual

Chapter 4 Appendix
2.

PCI Configuration

Bus Number
If Enabled (factory setting) is specified for Advanced → PCI Configuration → PCI Bus Static Allocation in
BIOS SETUP, PCI bus numbers are assigned as shown below:
( ): Hexadecimal notation
If Disabled is specified for Advanced → PCI Configuration → PCI Bus Static Allocation in BIOS SETUP,
PCI bus numbers are not unique, but assigned in the order as shown below:
Onboard LAN
Correspondence between device numbers and function numbers of onboard LAN is as shown below:
Range of PCI bus
number
8(08h) Onboard LAN 1/2/3/4 controller
16(10h) - 31(1Fh) PCI card installed in PCI slot 1A
32(20h) - 79(4Fh) PCI card installed in PCI slot 1B
96(60h) - 124(7Ch) PCI card installed in PCI slot 1C
125(7Dh) Onboard VGA controller
Order Onboard / PCI card
1 PCI card installed in PCI slot 1A
2 PCI card installed in PCI slot 1B
3 Onboard LAN 1/2/3/4 controller
4 Onboard VGA controller
5 PCI card installed in PCI slot 1C
Onboard LAN
1
2
3
4
Express5800/R120e-1E User's Guide
Onboard / PCI card
Device Function
number number
(Device#) (Function#)
0 0
0 1
0 2
0 3
2. PCI Configuration
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