BIOS Setup for UMT-7211
OFP Panel PC Series User Manual
73
6
4.4.11 USB Configuration
BIOS Setting
Description
Legacy USB
Support
Enabled
enables Legacy USB support.
Auto
disables legacy support if there is no USB
device connected.
Disabled
keeps USB devices available only for EFI
applications.
XHCI Hand-off
This is a workaround for OSes without XHCI hand-off
support. The XHCI ownership change should be claimed
by XHCI driver.
USB Mass
Storage Driver
Support
Enables / Disables the support for USB mass storage
driver.
USB Transfer
time-out
The time-out value (1 / 5 10 / 20 secs) for Control, Bulk,
and Interrupt transfers.
Device reset
time-out
Gives seconds (10 / 20 / 30 / 40 secs) to delay execution
of Start Unit command to USB mass storage device.
Device
power-up delay
The 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. But
for a Hub port, the delay is taken from Hub descriptor.
Summary of Contents for OFP-151-PC
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Page 16: ...6 OFP Panel PC Series User Manual OFP 2100 PC Unit mm Dimensions 543 x 334 x 88 2...
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