~ 36 ~
CSM Configuration
CSM Support
This item allows enable or disable the CSM (Compatibility Support Module)
configuration.
Options: Enabled, Disabled.
GateA20 Active
This feature determines how Gate A20 is used to address memory above 1MB.
Upon Request: GA20 can be disabled using BIOS services.
Always: Do not allow disabling GA20.
Option ROM Message
Sets display mode for Option ROM.
Force BIOS: To force to a BIOS-compatible output. This will show the option
ROM messages.
Keep Current: To keep the current video mode. This will suppress option ROM
messages. Option ROMs requiring interactive inputs may not work properly in
this mode.
INT19 Trap Response
This item allows 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 what devices system can boot to UEFI or Legacy.
Options: UEFI and Legacy, Legacy only, UEFI only.
Aptio Setup Utility - Copyright (C) 2018 American Megatrends, Inc.
Setup
Advanced
Compatibility Support Module Configuration
CSM Support
[Enabled]
CSM16 Module Version
07.79
GateA20 Active
[Upon Request]
Option ROM Messages
[Keep Current]
INT19 Trap Response
[Immediate]
Boot option filter
[UEFI and Legacy]
Option ROM execution
Network
[Legacy]
Storage
[Legacy]
Video
[Legacy]
Other PCI devices
[UEFI]
Version 2.19.1269. Copyright (C) 2018 American Megatrends, Inc.
Inc.
( (
Enable/Disable CSM Support
: Select Screen
:
Select Item
Enter: Select
+/-: Change Opt.
F1:
General Help
F2:
Previous Values
F3/F9: Optimized Defaults
F4/F10:Save and Exit
ESC: Exit