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3 interrupt assignments, Interrupt assignments -20, Irq assignments for this motherboard – Asus EVOLUTION P5E64 WS User Manual

Page 46

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2-20

Chapter 2: Hardware information

2.5.3

Interrupt assignments

IRQ assignments for this motherboard

A

B

C

D

E

F

G

H

PCI 1

shared –

PCI 2

shared –

1394 (6308S)

shared –

LAN 1 (8056)

shared –

LAN 2 (8001)

shared –

Marvell 6145

shared –

PCIe x16 1

shared –

PCIe x16 2

shared –

PCIe x16 3

shared –

PCIe x16 4

shared –

PCIe x4

shared –

USB controller 1

shared

USB controller 2

shared –

USB controller 3

shared –

USB controller 4

shared –

USB controller 5

shared –

USB controller 6

shared –

USB 2.0 controller 1 –

shared –

USB 2.0 controller 2 –

shared

SATA controller 1

shared –

SATA controller 2

shared –

Azalia

shared –

IRQ

Priority

Standard function

0

1

System timer

1

2

Keyboard controller

2

Re-direct to IRQ#9

3

11

IRQ holder for PCI steering*

4

12

Communications port (COM1)*

5

13

IRQ holder for PCI steering*

6

14

Floppy disk controller

7

15

IRQ holder for PCI steering*

8

3

System CMOS/Real Time Clock

9

4

IRQ holder for PCI steering*

10

5

IRQ holder for PCI steering*

11

6

IRQ holder for PCI steering*

12

7

PS/2 compatible mouse port*

13

8

Numeric data processor

14

9

IRQ holder for PCI steering*

15

10

IRQ holder for PCI steering*

* These IRQs are usually available for PCI devices.

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