Premio VCO-6000-CFL Series, User Manual

Page: 132 / 150

VCO-6000-CFL Series
4.3.13 USB Configuration
132
Chapter 4: BIOS Setup
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.
XHCI Hand-off Enabled [Default]
Disabled
This is a workaround for OSew without
XHCI hand-off support. The XHCI ownership
change should be claimed by XHCI driver.
USB Mass Storage
Driver Support
Enabled [Default]
Disabled
Enable/Disable USB Mass Storage Driver
Support.
USB transfer time-
out
1 sec ,
5 sec ,
10 sec ,
20 sec [Default]
The time-out value for Control, Bulk, and
Interrupt transfers.
Device reset time-
out
10 sec ,
20 sec [Default] ,
30 sec,
40 sec
USB mass storage device Start Unit
command time-out.
Device power-up
delay
Auto [Default]
Manual
Maximum time the device will take before
it properly reports itself to the Host
Controller. ‘Auto’ uses default value: for a
Root port it is 100ms, for a Hub port the
delay is taken form Hub descriptor.