User Guide

2-24 Chapter 2: BIOS Information
2.4.4 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.
Take caution when changing the settings of the PCIPnP menu items.
Incorrect eld values can cause the system to malfunction.
NO: lets the BIOS
congureallthe
devices in the system.
YES: lets the
operating system
congurePlugand
Play (PnP) devices not
required for boot if
your system has a Plug
and Play operating
system.
Advanced PCI/PnP settings
WARNING: Setting wrong values in the sections below
may cause system to malfunction.
Plug And Play OS [No]
PCI Latency Timer [64]
Allocate IRQ to PCI VGA [Yes]
Palette Snooping [Disabled]
IRQ-3 assigned to [PCI Device]
IRQ-4 assigned to [PCI Device]
IRQ-5 assigned to [PCI Device]
IRQ-7 assigned to [PCI Device]
IRQ-9assignedto [PCIDevice]
IRQ-10 assigned to [PCI Device]
IRQ-11 assigned to [PCI Device]
IRQ-14 assigned to [PCI Device]
IRQ-15 assigned to [PCI Device]
v02.54(C)Copyright1985-2003,AmericanMegatrends,Inc.
←→
Select Screen
↑↓
Select Item
+- Change Option
F1 General Help
F10 SaveandExit
ESC Exit
Plug And Play 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 and Play operating system, the
operating system configures the Plug and Play devices not required for boot.
Conguration options: [Yes] [No]
PCI Latency Timer [64]
Allows you to select the value in units of PCI clocks for the PCI device latency timer
register. Conguration options: [32] [64] [96] [128] [160] [192] [224] [248]
Allocate IRQ 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. Conguration options: [No] [Yes]
Palette Snooping [Disabled]
When set to [Enabled], the palette snooping feature informs the PCI devices that
an ISA graphics device is installed in the system so that the latter can function
correctly. Conguration options: [Disabled] [Enabled]
IRQ xx [PCI Device]
When set to [PCI Device], the s peci fic I RQ is free for u se of PCI/PnP
devices. When set to [Reserved], the IRQ is reserved for legacy ISA devices.
Conguration options: [PCI Device] [Reserved]