Interrupt Assignments - Asus A8R-MVP User Manual

2.5.3 2.5.3 2.5.3 2.5.3 2.5.3

Interrupt assignments

Interrupt assignments Interrupt assignments Interrupt assignments Interrupt assignments
Standard interrupt assignments Standard interrupt assignments Standard interrupt assignments
Standard interrupt assignments Standard interrupt assignments
I R Q I R Q I R Q I R Q I R Q P r i o r i t y P r i o r i t y P r i o r i t y P r i o r i t y P r i o r i t y
0 1
1 2
2 —
3 11
4 12
5 13
6 14
7 15
8 3
9 4
10 5
11 6
12 7
13 8
14 9
15 10
* T h e s e I R Q s a r e u s u a l l y a v a i l a b l e f o r I S A o r P C I d e v i c e s . * T h e s e I R Q s a r e u s u a l l y a v a i l a b l e f o r I S A o r P C I d e v i c e s .
* T h e s e I R Q s a r e u s u a l l y a v a i l a b l e f o r I S A o r P C I d e v i c e s . * T h e s e I R Q s a r e u s u a l l y a v a i l a b l e f o r I S A o r P C I d e v i c e s . * T h e s e I R Q s a r e u s u a l l y a v a i l a b l e f o r I S A o r P C I d e v i c e s .
IRQ assignments for this motherboard IRQ assignments for this motherboard
IRQ assignments for this motherboard IRQ assignments for this motherboard IRQ assignments for this motherboard
PCI slot 1
PCI slot 2
PCI slot 3
IEEE 1394
LAN
PCI-E x1
PCI-E x16_1
PCI-E x16_2
Onboard USB controller 1
Onboard USB controller 2
Onboard USB controller 3
Onboard USB 2.0 controller
HD audio
When using PCI cards on shared slots, ensure that the drivers support
"Share IRQ" or that the cards do not need IRQ assignment; otherwise,
conflicts will arise between the two PCI groups, making the system
unstable and the card inoperable.
A S U S A 8 R - M V P A S U S A 8 R - M V P
A S U S A 8 R - M V P A S U S A 8 R - M V P A S U S A 8 R - M V P
S t a n d a r d F u n c t i o n S t a n d a r d F u n c t i o n S t a n d a r d F u n c t i o n S t a n d a r d F u n c t i o n S t a n d a r d F u n c t i o n
System Timer
Keyboard Controller
Re-direct to IRQ #9
Reserved
Communications Port (COM1)*
IRQ holder for PCI steering*
Floppy Disk Controller
Printer Port (LPT1)*
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
Primary IDE/SATA Channel
Secondary IDE/SATA Channel
A A A A A B B B B B C C C C C
— shared shared shared shared
— — shared shared shared shared
— — —
— — —
— — —
shared shared shared shared
shared shared shared shared
shared shared shared shared
shared — —
— shared —
— — shared
— — —
— — shared
D D D D D E E E E E F F F F F
—
shared shared shared shared
— shared —
— — shared
— —
— —
— —
— — —
— — —
— — —
shared — —
— — —
G G G G G H H H H H
— —
— —
—
— —
— —
— —
— —
— —
— —
— —
— —
— —
— —
2 - 1 5 2 - 1 5
2 - 1 5 2 - 1 5 2 - 1 5