Pci/Pnp Setup - American Megatrends Atlas III PCI User Manual

PCI/PnP Setup

Choose the PCI/PnP Setup icon from the WINBIOS Setup screen to display the
PCI and Plug and Play Setup options, described below.
Plug and Play-Aware OS Set this option to Yes if the operating system in this computer is aware
of and follows the Plug and Play specification. Windows 95 is PnP-aware. The
settings are Yes or No. The Optimal and Fail-Safe default settings are No.
Allocate IRQ to PCI VGA Set this option to Yes to allocate an IRQ to a VGA adapter card that
uses the PCI local bus. The settings are Yes or No. The Optimal and Fail-Safe
default settings are Yes.
PCI Slot-1 Latency Timer
PCI Slot-2 Latency Timer
PCI Slot-3 Latency Timer
PCI Slot-4 Latency Timer These options specify the latency timings (in PCI clocks) for PCI
devices installed in the four PCI expansion slots. The settings are 32, 64, 96,
128, 160, 192, 224, or 248. The Optimal and Fail-Safe default settings are 64.
USB Device Latency Timer This option specifies the latency timings (in PCI clocks) for USB
devices installed in the computer. The settings are 32, 64, 96, 128, 160, 192,
224, or 248. The Optimal and Fail-Safe default settings are 64.
USB Device IRQ Preference These options specify the IRQ priority for USB devices installed in
the computer. The settings are Auto, IRQ5, IRQ9, IRQ10, IRQ11, IRQ14, and
IRQ15, in priority order. If Auto is selected, AMIBIOS automatically
determines the optimal IRQ priority order. The Optimal and Fail-Safe default
settings are Auto.
Chapter 2 WINBIOS Setup 53
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