User`s manual

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3.6.1 PCI Subsystem Setting
The PCI PnP menu items allow you to change the advanced settings for PCI/PnP devices. This 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.
• PCI Bus Driver Version
Displays the information of PCI Bus Driver Version
• PCI ROM Priority [EFI compatible ROM]
In case of multiple option ROMs (Legacy or EFI compatible), specifies which PCI option ROM to launch.
PCI Common Settings
• PCI Latency Timer [32 PCI Bus Clocks]
Allows the PCI Latency Timer to be adjusted. This option sets the latency of all PCI devices on the PCI bus.
Configuration options: [32 PCI Bus Clocks], [64 PCI Bus Clocks], [96 PCI Bus Clocks],
[128 PCI Bus Clocks], [160 PCI Bus Clocks], [192 PCI Bus Clocks], [224 PCI Bus Clocks],
[248 PCI Bus Clocks]