Avalue Technology EMX-BYT3, User Manual

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EMX-BYT3
User’s Manual
54 EMX-BYT3
User’s Manual
GateA20 Active
Upon Request [Default]
Always
UPON REQUEST
– GA20 can be disabled
using BIOS services. ALWAYS
– go not
allow disabling GA20; this option is useful
when any RT code is executed above 1MB.
Option ROM Messages
Force BIOS [Default]
Keep Current
Set display mode for Option ROM.
Boot option filter
UEFI and Legacy
Legacy only [Default]
UEFI only
This option controls Legacy/UEFI ROMs
priority.
Network
Do not launch [Default]
UEFI
Legacy
Controls the execution of UEFI and Legacy
PXE OpROM.
Storage
Do not launch
UEFI
Legacy [Default]
Controls the execution of UEFI and Legacy
Storage OpROM.
Video
Do not launch
UEFI
Legacy [Default]
Controls the execution of UEFI and Legacy
Video OpROM.
Other PCI devices
Do not launch
UEFI [Default]
Legacy
Determines OpROM execution policy for
devices other than Network, Storage, or
Video.
3.6.2.12 USB Configuration
The USB Configuration menu helps read USB information and configures USB settings.
Item Options Description
Legacy USB Support
Enabled [Default]
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 [Default] This is a workaround for OSew without XHCI