Interrupt Assignments - Asus P5K64 WS User Manual

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2.5.3

Interrupt assignments

Standard interrupt assignments

IRQ

Priority

—

* These IRQs are usually available for PCI devices.

IRQ assignments for this motherboard

PCI 1394

PCI slot 1

PCI slot 2

LAN(8052)

LAN(8001)

Marvell 6121

PCIE x16 1

PCIE x16 2

PCIE x16 3

PCIE x16 4

USB controller 1

USB controller 2

USB controller 3

USB controller 4

USB controller 5

USB controller 6

EHCI 1

EHCI 2

SATA controller 1

SATA controller 2

Azalia

ASUS P5K64 WS

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

PCI device

System CMOS/Real Time Clock

IRQ holder for PCI steering*

PS/2 Compatible Mouse Port*

Numeric Data Processor

PCI device

—

shared —

— shared

—

— shared

shared —

— shared

—

shared —

—

— shared

—

— shared —

—

— shared —

shared —

—

shared —

—

— shared —

shared —

—

— shared —

—

shared —

—

— shared —

—

— shared —

—

— shared

—

— shared —

—

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