Instruction Manual

EMX-PNVB User’s Manual
EMX-PNVB User’s Manual 37
3.6.2.3 USB Configuration
Item
Options
Description
Legacy USB Support
Enabled[Default]
Disabled
Auto
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.
EHCI Hand-off
Disabled[Default]
Enabled
This is a workaround for OSes without EHCI
hand-off support. The EHCI ownership change
should be claimed by EHCI driver.