Gigabyte GA-X79-UD5 User Manual page 54

&
Legacy USB Support
Allows USB keyboard/mouse to be used in MS-DOS. (Default: Enabled)
&
USB3.0 Support (Fresco FL1009 USB Controllers)
Enables or disables the Fresco FL1009 USB 3.0 controllers. (Default: Enabled)
&
XHCI Hand-off
Determines whether to enable XHCI Hand-off feature for an operating system without XHCI Hand-off
support. (Default: Enabled)
&
EHCI Hand-off
Determines whether to enable EHCI Hand-off feature for an operating system without EHCI Hand-off
support. (Default: Disabled)
&
Port 60/64 Emulation
Enables or disables emulation of I/O ports 64h and 60h. This should be enabled for full legacy support
for USB keyboards/mice in MS-DOS or in operating system that does not natively support USB devices.
(Default: Enabled)
&
USB Storage Devices
Displays a list of connected USB mass storage devices. You can conigure how each device is going to be
treated. For example, you can emulate a USB lash drive as a loppy disk drive. (Default: Auto)
Marvell ATA Controller Coniguration
`
&
GSATA Controller (Marvell 88SE9172 Chip, GSATA3 6 and GSATA3 7 connectors)
Enables or disables RAID for the SATA controllers integrated in the Marvell 88SE9172 chip or conigures
the SATA controllers to AHCI mode.
IDE Mode D isables RAID for the SATA controllers and conigures the SATA controllers to IDE

mode.

RAID Mode Enables RAID for the SATA controllers.
AHCI Mode C onigures the SATA controllers to AHCI mode. Advanced Host Controller Interface

(AHCI) is an interface speciication that allows the storage driver to enable advanced
Serial ATA features such as Native Command Queuing and hot plug. (Default)

Disabled Disables the SATA controllers.
BIOS Setup - 54 -