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.
Take caution when changing the settings of the PCIPnP menu items. Incorrect field values can cause the system to malfunction.
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 | [32] |
Allocate IRQ to PCI VGA | [Yes] |
Palette Snooping | [Disabled] |
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.
←→ Select Screen
↑↓ Select Item
+- Change Option
F1 General Help
F10 Save and Exit ESC Exit
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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. Configuration 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. Configuration 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. Configuration options: [Yes] [No]
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. Configuration options: [Disabled] [Enabled]
Chapter 2: BIOS Information |