Figure 2.13Csm Configuration - Advantech MIC-3329 Series User Manual

2.2.3.9 CSM configuration
 CSM Support
Enable/Disable CSM Support.
 GateA20 Active
This item is useful when RT code is executed above 1MB. When this is set as
"UPON RQUEST", GA20 can be disabled using BIOS services. When it's set as
"Always", it does not allow disabling GA20.
Option ROM Messages

Set display mode for Option ROM.
 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.
MIC-3329 User Manual
Figure 2.13 CSM configuration
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