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ARK-2121 User Manual
Chapter 3
B
IOS Settings
3.4.9
CSM Configuration
CSM Support
Enable/Disable CSM Support.
GateA20 Active
UPON REQUEST - GA20 can be disabled using BIOS services. We suggest
you do not disable GA20 as this option is useful when any RT code is executed
above 1MB.
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.
Summary of Contents for ARK-2121
Page 1: ...User Manual ARK 2121 Fanless Embedded Box PC...
Page 8: ...ARK 2121 User Manual viii...
Page 11: ...Chapter 1 1 General Introduction This chapter gives background information on ARK 2121 series...
Page 28: ...ARK 2121 User Manual 18...
Page 29: ...Chapter 3 3 BIOS Settings...
Page 52: ...ARK 2121 User Manual 42...
Page 53: ...Appendix A A Watchdog Timer Sample Code...
Page 55: ...45 ARK 2121 User Manual Appendix A Watchdog Timer Sample Code...