Asus P5W64 WS PRO Motherboard Installation Guide - Page 46

Interrupt assignments

Page 46 highlights

2.5.3 Interrupt assignments 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 10 5 11 6 12 7 13 8 14 9 15 10 IRQ holder for PCI steering* IRQ holder for PCI steering* IRQ holder for PCI steering* PS/2 compatible mouse port* Numeric data processor IRQ holder for PCI steering* IRQ holder for PCI steering* * These IRQs are usually available for PCI devices. IRQ assignments for this motherboard A B C D E 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 - - - - - USB controller 2 - - - shared - USB controller 3 - - shared - - USB controller 4 shared - - - - USB controller 5 shared - - - - USB controller 6 - - - - - USB 2.0 controller 1 - - - - - USB 2.0 controller 2 - shared - - SATA controller 1 - - shared - - SATA controller 2 - - - - - Azalia - - - - - F G H - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - shared - - - - - - - - - - - - shared - - - shared - - - - - - - shared - - shared - - 2-20 Chapter 2: Hardware information

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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.