Pci configuration space map – ADLINK Express-IB User Manual

Page 39

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Express-IB

Page 39

IRQ# Typical Intterupt Resource

Connected to Pin

Available

20

N/A

PCH internal GBE controller

Note (1)

21

N/A

UHCI Controller 5

Note (1)

22

N/A

PCH HDA

Note (1)

23

N/A

UHCI Controller , EHCI Controller

Note (1)

Note (1): These IRQs can be used for PCI devices when onboard device is disabled. If IRQ is from ISA, user must reserve IRQ for ISA in

BIOS setup menu.

6.5. PCI Configuration Space Map

Bus Number Device

Number

Function
Number

Routing

Description

00h

1Fh

00h

Internal

LPC Interface Bridge

00h

1Fh

02h

Internal

SATA Controller #0

00h

1Fh

05h

Internal

SATA Controller #1

00h 1Fh 03h Internal SMBus

Controller

00h 14h 00h Internal xHCI

Controller

00

1Dh

00h

Internal

EHCI Controller #0

00

1Ah

00h

Internal

EHCI Controller #1

00

1Bh

00h

Internal

High Definition Audio

00

19h

00h

Internal

Gigabit LAN Controller

00 16h 00h Internal Management

Engine

00h

1Ch

00h

Internal

PCIE Root Port #0

00h

1Ch

01h

Internal

PCIE Root Port #1

00h

1Ch

02h

Internal

PCIE Root Port #2

00h

1Ch

03h

Internal

PCIE Root Port #3

00h

1Ch

04h

Internal

PCIE Root Port #4

00h

1Ch

05h

Internal

PCIE Root Port #5

00h

1Ch

06h

Internal

PCIE Root Port #6

00h 00h 00h N/A

Host

Bridge

00h 02h 00h Internal I.G.F.X

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