Asus P5Q-VM User Manual - Page 38

Interrupt assignments

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Page 38 highlights

1.8.3 IRQ 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Interrupt assignments Priority 1 2 - 11 12 13 14 15 3 4 5 6 7 8 9 10 Standard function System timer Keyboard controller Re-direct to IRQ#9 IRQ holder for PCI steering* Communications port (COM1)* IRQ holder for PCI steering* Floppy disk controller IRQ holder for PCI steering* System CMOS/Real Time Clock 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 F G H LAN (8111C) - shared - - - - - - Marvell 6102 shared - - - - - - - PCIEX16_1 shared - - - - - - - PCIEX1_1 shared - - - - - - - PCIEX1_2 - shared - - - - - - PCI1 shared - - - - - - - USB controller 1 - - - - - - - shared USB controller 2 - - - shared - - - - USB controller 3 - - shared - - - - - USB controller 4 shared - - - - - - - USB controller 5 shared - - - - - - USB controller 6 - - - - - used - - USB 2.0 controller 1 - - - - - - - shared USB 2.0 controller 2 - - shared - - - - - SATA controller 1 - - shared - - - - - SATA controller 2 - - - shared - - - - 1-26 Chapter 1: Product introduction

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1-26
Chapter 1: Product introduction
1.8.3
Interrupt assignments
IRQ assignments for this motherboard
A
B
C
D
E
F
G
H
LAN (8111C)
–
shared
–
–
–
–
–
–
Marvell 6102
shared
–
–
–
–
–
–
–
PCIEX16_1
shared
–
–
–
–
–
–
–
PCIEX1_1
shared
–
–
–
–
–
–
–
PCIEX1_2
–
shared
–
–
–
–
–
–
PCI1
shared
–
–
–
–
–
–
–
USB controller 1
–
–
–
–
–
–
–
shared
USB controller 2
–
–
–
shared
–
–
–
–
USB controller 3
–
–
shared
–
–
–
–
–
USB controller 4
shared
–
–
–
–
–
–
–
USB controller 5
shared
–
–
–
–
–
–
USB controller 6
–
–
–
–
–
used
–
–
USB 2.0 controller 1
–
–
–
–
–
–
–
shared
USB 2.0 controller 2
–
–
shared
–
–
–
–
–
SATA controller 1
–
–
shared
–
–
–
–
–
SATA controller 2
–
–
–
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.