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Pci irq assignments screen – Dell DR4000 User Manual

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Using the System Setup Program and UEFI Boot Manager

PCI IRQ Assignments Screen

Embedded Gb NICx

(NIC1 default: Enabled

with PXE;

Other NICs: Enabled)

Enables or disables the embedded NICs. Options are

Enabled, Enabled with PXE, and Enabled with iSCSI

Boot. PXE support allows the system to boot from the

network.

MAC Address

Displays the MAC address for the NIC.

OS Watchdog Timer

(Disabled default)

Sets a timer to monitor the operating system for activity,

and aids in recovery if the system stops responding.

When Enabled, the operating system is allowed

to initialize the timer. When Disabled, the timer is

not initialized.

NOTE:

This feature is usable only with operating systems

that support WDAT implementations of the Advanced

Configuration and Power Interface (ACPI) 3.0b specification.

I/OAT DMA Engine

(Disabled default)

Enables or disables the I/O acceleration technology

(I/OAT). This feature should only be enabled if the

hardware and software support I/OAT.

Embedded Video

Controller

(Enabled default)

Displays the total amount of video memory available in

the embedded video controller.

Option

Description

Embedded X-treme PCI

Adapter

Use the <+> and <-> keys to manually select an IRQ

for a given device, or select Default to allow the BIOS to

select an IRQ value at system startup.

Option

Description

book.book Page 46 Friday, January 6, 2012 2:11 PM