2.4.6 PCI PnP

The PCI PnP menu items allow you to change the advanced settings for PCI/PnP devices. The menu includes setting IRQ and DMA channel resources for either PCI/PnP or legacy ISA devices, and setting the memory size block for legacy ISA devices.

Take caution when changing the settings of the PCI PnP menu items. Incorrect field values may cause the system to malfunction.

Advanced PCI/PnP

Settings

 

WARNING: Setting

wrong values in below sections may cause

system to malfunction.

 

Plug And Play O/S

 

[No]

PCI Lantency Timer

[64]

Allocate IRQ to PCI VGA

[Yes]

Palette Snooping

 

[Disabled]

IRQ3 assigned to

 

[PCI Device]

IRQ4 assigned to

 

[PCI Device]

IRQ5 assigned to

 

[PCI Device]

IRQ7 assigned to

 

[PCI Device]

IRQ9 assigned to

 

[PCI Device]

IRQ10 assigned to

 

[PCI Device]

IRQ11 assigned to

 

[PCI Device]

IRQ14 assigned to

 

[PCI Device]

IRQ15 assigned to

 

[PCI Device]

NO: Lets the BIOS configure all the devices in the system. YES: Lets the operating system configure Plug and Play (PnP) devices not required for boot if your system has a Plug and Play operating system

Pl ug and Pl ay O/S [ No]

When set to [No], BIOS configures all the devices in the system. When set to [Yes] and if you installed a Plug & Play operating system, the operating system configures the Plug & Play devices not required for boot.

Configuration options: [No] [Yes]

PCI Latency Ti mer [ 64]

Allows you to select the value in units of PCI clocks for the PCI device latency timer register. Configuration options: [32] [64] [96] [128] [160] [192] [224] [248]

All ocate I RQ to PCI VGA [ Yes]

When set to [Yes], BIOS assigns an IRQ to PCI VGA card if the card requests for an IRQ. When set to [No], BIOS does not assign an IRQ to the PCI VGA card even if requested. Configuration options: [Yes] [No]

Pal ette Snoopi ng [ Di sabl ed]

When set to [Enabled], the pallete snooping feature informs the PCI devices that an ISA graphics device is installed in the system so that the latter can function correctly. Setting to [Disabled] deactivates this feature. Configuration options: [Disabled] [Enabled]

ASUS M2S-X

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