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3.3.10 USB Configuration
Video
Do not launch
UEFI
Legacy
Controls the execution of UEFI and Legacy
Video OpROM
Other PCI device
Do not launch
UEFI
Legacy
Determines OpROM execution policy for
devices other than Network, Storage, or Video
Feature
Options
Description
USB Module version
Info only
USB Controllers
Info only
USB Devices:
Info only
Legacy USB Support
Enabled
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
Disabled
This is a workaround for OSes without XHCI
hand-off support. The XHCI ownership
change should be claimed by XHCI driver.
EHCI Hand-off
Disabled
Enabled
This is a workaround for OSes without EHCI
hand-off support. The ECHI ownership
change should be claimed by EHCI driver.
USB Mass Storage
Driver Support
Disabled
Enabled
Enable/Disable USB Mass Storage Driver
Support.
Mass Storage Devices:
Generic Ultra
HS-COMBO
Auto
Floppy
Forced FDD
Hard Disk
CD-ROM
Mass storage devices emulation type. ‘AUTO’
enumerates devices according to their media
format. Optical drives are emulated as
‘CDROM’, drives with no media will be
emulated according to a drive type.
Feature
Options
Description