Vecow EMBC-1000 User Manual page 63

Storage
Controls the execution of UEFI and Legacy Storage OpROM.
Video
Controls the execution of UEFI and Legacy Video OpROM.
Other PCI devices
Determines OpROM execution policy for devices other than network, storage,
or video.
4.3.14 USB Configuration
Network Stack
Enable/disable UEFI Network Stack.
Legacy USB Support
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
This is a workaround for OS-es without XHCI hand-off support. The XHCI
ownership change should be claimed by XHCI driver.
USB Mass Storage Driver Support
Enable/disable USB Mass Storage Driver Support.
©Vecow EMBC-1000 User Manual
Figure 4-3-14 : USB Settings
BIOS SETTING 56