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ICS-I372 User Manual
65
USB Configuration
Feature Options Description
Legacy USB Support
Enabled
Disabled
Auto
Enables Legacy USB support.
Auto option disables legacy support if no USB devices are
connected.
Disabled option will keep USB devices available only for EFI
applications.
XHCI Hand-off
Enabled
Disabled
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
Disabled
Enabled
Enable/Disable USB Mass Storage Driver Support.
USB transfer
time-out
1 sec
5 sec
10 sec
20 sec
The time-out value for Control, Bulk, and Interrupt transfers.
Device reset
time-out
10 sec
20 sec
30 sec
40 sec
USB mass storage device Start Unit command time-out.
Device power-up
delay
Auto
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 100 ms, for a Hub port the delay is taken from
Hub descriptor.