Asus M2N 1394 User Manual download pdf (Page 68)

2-28 Chapter 2: BIOS setup

Legacy USB Support [Enabled]

Allows you to enable or disable support for USB devices on legacy operating

systems (OS). 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.

Conguration options: [Disabled] [Enabled] [Auto]

USB 2.0 Controller Mode [HiSpeed]

Allows you to congure the USB 2.0 controller in HiSpeed (480 Mbps) or Full

Speed (12 Mbps). Conguration options: [HiSpeed] [Full Speed]

BIOS EHCI Hand-off [Enabled]

Allows you to enable support for operating systems without an EHCI hand-off

feature. Conguration options: [Disabled] [Enabled]

The Module Version and USB Devices Enabled items show the

auto-detected values. If no USB device is detected, the item shows None.

2.4.6 USB Conguration

The items in this menu allows you to change the USB-related features. Select an

item then press <Enter> to display the conguration options.

USB Conguration

Module Version - 2.24.0-12.4

USB Devices Enabled:

None

Legacy USB Support [Enabled]

USB 2.0 Controller Mode [HiSpeed]

BIOS EHCI Hand-Off [Enabled]

IRQ-xx assigned to [PCI Device]

When set to [PCI Device], the specic IRQ is free for use of PCI/PnP devices.

When set to [Reserved], the IRQ is reserved for legacy ISA devices. Conguration

options: [PCI Device] [Reserved]

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Asus M2N 1394 User Manual Page 68