Copyright
©
2012
congatec
AG
TCEDm10
89/94
9.5.1.1
CSM & Option ROM Parameters Submenu
Feature
Options
Description
Launch CSM
Always
Never
Controls if CSM will be launched.
Boot Option filter
UEFI and Legacy
Legacy Only
UEFI only
This option controls what devices system can boot to.
PXE OpROM Launch Policy
Do not launch
UEFI Only
Legacy Only
Controls the execution of UEFI and Legacy PXE OpROM.
Storage OpROM Launch Policy
Do not launch
UEFI Only
Legacy Only
Legacy ROM First
UEFI ROM First
Controls the execution of UEFI and Legacy Storage OpROM.
Video OpROM Launch Policy
Do not launch
UEFI Only
Legacy Only
Legacy ROM First
UEFI ROM First
Controls the execution of UEFI and Legacy Video OpROM.
Other OpROM Launch Policy
UEFI OpROM
Legacy OpROM
For PCI devices other than Network, Mass storage or Video defines which OpROM to launch.
GateA20 Active
Upon Request
Always
Gate A20 control.
Upon Request = Gate A20 can be disabled using BIOS services.
Always = Do not allow disabling Gate A20
Option ROM Messages
Force BIOS
Keep Current
Set display mode for option ROMs.
INT19 Trap Response
Immediate
Postponed
BIOS reaction on INT19 trapping by Option ROM: IMMEDIATE - execute the trap right away;
POSTPONED - execute the trap during legacy boot.