3 interrupt assignments, Interrupt assignments -20, Irq assignments for this motherboard – Asus EVOLUTION P5E64 WS User Manual
Page 46
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.