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Chapter 2: BIOS Setup
PCI IDE BusMaster [Enabled]
Allows BIOS to use PCI bus mastering when reading/writing to IDE devices.
Configuration options: [Disabled] [Enabled]
IRQ xx [Available]
When set to [Available], the specific IRQ is free for use of PCI/PnP devices. When
set to [Reserved], the IRQ is reserved for legacy ISA devices.
Configuration options: [Available] [Reserved]
2.4.6 USB Configuration
The items in this menu allows you to change the USB-related features. Select an
item then press <Enter> to display the configuration options.
USB Configuration
Module Version : 2.22.4-5.3
USB Devices Enabled: None
USB Function [Enabled]
Legacy USB Support [Auto]
USB 2.0 Controller [Enabled]
USB 2.0 Controller Mode [HiSpeed]
USB Mass Storage Device Configuration
The Module Version and USB Devices Enabled items show the auto-detected
values. If no USB device is detected, the item shows None.
USB Function [Enabled]
Allows you to enable or disable the USB function.
Configuration options: [Disabled] [Enabled]
Legacy USB Support [Auto]
Allows you to enable or disable support for legacy USB devices. Setting to Auto
allows the system to detect the presence of USB devices at startup. If detected,
the USB controller legacy mode is enabled. If no USB device is detected, the
legacy USB support is disabled. Configuration options: [Disabled] [Enabled] [Auto]
USB 2.0 Controller [Enabled]
Allows you to enable or disable the USB 2.0 controller.
Configuration options: [Disabled] [Enabled]
USB 2.0 Controller Mode [HiSpeed]
Allows you to configure the USB 2.0 controller in HiSpeed (480 Mbps) or Full
Speed (12 Mbps). Configuration options: [HiSpeed ] [Full Speed]