Advantech ARK-10, User Manual

Page: 40 / 59

ARK-10 User Manual 30
3.2.2.10 CSM Configuration

CSM Support
Enable/Disable CSM Support.

GateA20 Active
UPON REQUEST - GA20 can be disabled using BIOS services.
ALWAYS - do not allow disabling GA20; this option is useful when any RT code is
executed above 1 MB.

Option ROM Messages
Set display mode for Option ROM

INT19 Trap Response
BIOS reaction on INT19 trapping by Option ROM:
IMMEDIATE - execute the trap right away;
POSTPONED - execute the trap during legacy boot.

Boot option filter
This option controls Legacy/UEFI ROMs priority

Network
Controls the execution of UEFI and Legacy PXE OpROM

Storage
Controls the execution of UEFI and Legacy Storage OpROM

Video
Controls the execution of UEFI and Legacy Video OpROM

Other PCI devices
Determines OpROM execution policy for devices other than Network, Storage,
or Video