Avalue Technology ESM-BYT2, User Manual

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ESM-BYT2 User
’s Manual
54 ESM-BYT2
User’s Manual
Item Options Description
CSM Support
Disabled,
Enabled [Default]
Enable/Disable CSM Support.
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.
INT19 Trap Response
Immediate [Default]
Postponed
BIOS reaction on INT19 trapping by Option
ROM: IMMEDIATE
– execute the trap right
away; POSTPONED
– execute the traps
during legacy boot.
Boot option filter
UEFI and Legacy
Legacy only [Default]
UEFI only
This option controls Legacy/UEFI ROMs
priority.
Network
Do not launch [Default]
UEFI only
Legacy only
Controls the execution of UEFI and Legacy
PXE OpROM.
Storage
Do not launch
UEFI only
Legacy only [Default]
Controls the execution of UEFI and Legacy
Storage OpROM.
Video
Do not launch
UEFI only
Legacy only [Default]
Controls the execution of UEFI and Legacy
Video OpROM.
Other PCI devices
UEFI only
Legacy only [Default] ,
Determines OpROM execution policy for
devices other than Network, Storage, or
Video.