Advanced - Usb Configuration - Kontron KTQM67/mITX User Manual

KTD-N0819-K

10.2.9 Advanced - USB Configuration

Aptio Setup Utility – Copyright © 2012 American Megatrends, Inc.
Advanced
USB Configuration
USB Module Version
USB Devices:
2 Hubs
Legacy USB Support
EHCI Hand-off
USB Mass Storage Driver Support
Version 2.15.1226. Copyright © 2012 American Megatrends, Inc
Function
Legacy USB Support
EHCI Hand-off
USB Mass Storage Driver
Support
Page 97
8.10.28
[Enabled]
[Disabled]
[Enabled]
Selection
Enabled
Disabled
Auto
Enabled
Disabled
Enabled
Disabled
BIOS - Advanced
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.
→← : Select Screen
↑↓ : Select Item
Enter: Select
+/- : Change Opt.
F1: General Help
F2: Previous Values
F3: Optimized Defaults
F4: Save & Exit
ESC: Exit
Description
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.
This is a workaround for OSes without EHCI
hand-off support.
The EHCI ownership change should be claimed
by EHCI driver.
Enable/disable USB Mass Storage Driver
Support.
KTQM67 Users Guide