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Usb configuration – Avalue EMX-PNVB User Manual

Page 37

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EMX-PNVB User

’s Manual

EMX-PNVB Use

r’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.