OFT-15W33
Option ROM Messages
INT19 Trap Response
Boot option filter
Network
Storage
Video
Other PCI devices
3.6.2.11 USB Configuration
The USB Configuration menu helps read USB information and configures USB settings.
Item
Legacy USB Support
78 OFT-15W33 Quick Reference Guide
Force BIOS
Keep Current[Default]
Immediate[Default]
Postponed
UEFI and Legacy
Legacy only[Default]
UEFI only
Do not launch[Default]
UEFI
Legacy
Do not launch[Default]
UEFI
Legacy
Do not launch
UEFI
Legacy[Default]
Do not launch
UEFI
Legacy[Default]
Options
Enabled[Default]
Disabled
Auto
Set display mode for Option ROM.
BIOS reaction on INT19 trapping by Option
ROM: IMMEDIATE – execute the trap right
away; POSTPONED – execute the trap
during legacy boot.
This option controls Legacy/UEFI ROMs
priority.
Controls the execution of UEFI and Legacy
PXE OpROM.
Controls the execution of UEFI and Legacy
Storage OpROM.
Controls the execution of UEFI and Legacy
Video OpROM.
Determines OpROM execution policy for
devices other than Network, Storage, or
Video.
Description
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.