Avalue Technology ESM-KBLU, User Manual, Page: 64 / 99

ESM-KBLU
User’s Manual
64 ESM-KBLU User
’s Manual
Item Options Description
CSM Support
Enabled [Default]
Disabled
Enable/Disable CSM Support.
GateA20 Active
Upon Request [Default]
Always
UPON REQUEST
– GA20 can be disabled
using BIOS service. ALWAYS
– do 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 trap
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
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
Legacy [Default]
Determines OpROM execution policy for
devices other than Network, Storage, or
Vide.