Table of Contents
Advertisement
EIH11-SWA User's Manual
USB Configuration
Legacy USB Support
This item enables Legacy USB support.AUTO option disables legacy support if no USB devices
are connected. Disable option will keep USB devices available only for EFI applications.
Options: Auto (Default) / Enabled / Disabled
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: Enabled (Default) / Disabled
USB Mass Storage Driver Support
The item allows you to enable or disable USB Mass Storage Driver Support.
Options: Enabled (Default) / Disabled
Port 60/64 Emulation
The item enables I/O port 60h/64h emulation support. This should be enabled for the
complete USB keyboard legacy support for non-USB aware OSes
Options: Enabled (Default) / Disabled
USB transfer time-out
The time-out value for Control, Bulk, and Interrupt transfers.
Options: 20 sec (Default) / 1 sec / 5 sec / 10 sec
Device reset time-out
The item sets USB mass storage device Start Unit command time-out.
Options: 20 sec (Default) / 10 sec / 30 sec / 40 sec
Device power-up delay
"Auto" uses default value: for a Root port it is 100ms, for a Hub port the delay is taken from
Hub descriptor.
Options: Auto (Default) / Manual
Note
» » The following items appear only when you set the Device power-up delay function to [Manual].
30 | Chapter 3: BIOS Setup
Advertisement
Table of Contents
