Usb Configuration - Gigabyte R281-Z94 User Manual

5-2-6 USB Configuration

USB Configuration
USB Controllers:
Displays the supported USB controllers.
USB Devices:
Displays the USB devices connected to the system.
Legacy USB Support
Enable/disable the Legacy USB support fuction. AUTO option disables legacy support if no USB devices
are connected. DISABLE option will keep USB devices available only for EFI applications.
Options available: Enabled/Disabled/Auto. Default setting is Enabled.
XHCI Hand-off
This is a workaround for OSes without XHCI hand-off support. The XHCI ownership change should be
claimed by XHCI driver.
Options available: Enabled/Disabled. Default setting is Enabled.
USB Mass Storage Driver Support
(Note)
Enable/Disable the USB Mass Storage Driver Support.
Options available: Enabled/Disabled. Default setting is Enabled.
Port 60/64 Emulation
Enables the I/O port 60h/64h emulation support. This should be enabled for the complete USB Keyboard
Legacy support for non-USB aware OSes.
Options available: Enabled/Disabled. Default setting is Enabled.
USB hardware delays and time-outs:
USB transfer time-out
The time-out value for Control, Bulk, and Interrupt transfers.
Options available: 1 sec/5 sec/10 sec/20 sec. Default setting is 20 sec.
(Note) This item is present only if you attach USB devices.
- 69 - BIOS Setup