2-24 Chapter 2: BIOS Setup
AdvancedPCI/PnPSettings
WARNING:Settingwrongvaluesinbelowsections
maycausesystemtomalfunction.
PlugAndPlayO/S [No]
PCILatencyTimer [64]
AllocateIRQtoPCIVGA [Yes]
PaletteSnooping [Disabled]
IRQ-3assignedto [PCIDevice]
IRQ-4assignedto [PCIDevice]
IRQ-5assignedto [PCIDevice]
IRQ-7assignedto [PCIDevice]
IRQ-9assignedto [PCIDevice]
IRQ-10assignedto [PCIDevice]
IRQ-11assignedto [PCIDevice]
IRQ-14assignedto [PCIDevice]
IRQ-15assignedto [PCIDevice]
Plug and Play O/S [No]
When set to [No], BIOS congures all the devices in the system. When set to
[Yes] and if you install a Plug and Play operating system, the operating system
congures the Plug and Play devices not required for boot. Conguration options:
[No] [Yes]
PCI Latency Timer [64]
Allows you to select the value in units of PCI clocks for the PCI device latency
timer register. Conguration options: [32] [64] [96] [128] [160] [192] [224] [248]
2.4.5 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
eld values can cause the system to malfunction.
No:letstheBIOS
confureallthe
devicesinthesystem.
YES:letsthe
operatingsystem
congurePlugand
Play(PnP)devicesnot
requiredforbootif
yoursystemhasaPlug
andPlayoperating
system.
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