BIOS Setup
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2-2-9 USB Conguration
(Note) This item is present only if you attach USB devices.
Parameter
Description
USBConguration
USB Module Version
Displays the USB module version information.
USB Controllers
Displays the supported USB controllers.
USB Devices:
Displays the USB devices connected to the system.
Legacy USB Support
Enable/Disable the Legacy USB support function. AUTO option disables
legacy support if no USB devices are connected. DISABLE option will keep
USB devices available only for EFI applications.
Options available: Enabled, Disabled, Auto. Default setting is Enabled.
XHCI Hand-off
Enable/Disable the XHCI Hand-off support.
Options available: Enabled, Disabled. Default setting is Enabled.
USB Mass Storage Driver
Support
(Note)
Enable/Disable the USB Mass Storage Driver Support.
Options available: Disabled, Enabled. Default setting is Enabled.
USB hardware delays and
time-outs
USB transfer time-out
Selects the time-out value for USB Control/Bulk/Interrupt transfers.
Options available: 1 sec, 5 sec, 10 sec, 20 sec.
Default setting is 20 sec.
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