28 | 2. Advanced Menu
CSM Configuration
CSM Support
This option enables or disables CSM support.
Options: Enabled (Default) / Disabled
GateA20 Acve
Upon Request – GA20 can be disabled using BIOS services. Always – do not allow disabling GA20;
this opon is useful when any RT code is executed above 1MB.
Opons: Upon Request (Default) / Always
Opon ROM Messages
This item set display mode for Opon ROM.
Opons: Force BIOS (Default) / Keep Current
INT19 Trap Response
This item BIOS reacon on INT19 trapping by Opon ROM: IMMEDIATE - execute the trap right
away ; POSTPONED - execute the trap during legacy boot.
Opons: Postponed (Default) / Immediate
Boot opon lter
This opon controls Legacy/UEFI ROMs priority.
Opons: UEFI and Legacy (Default) / Legacy only / UEFI only
Network
This opon controls the execuon of UEFI and Legacy PXE OpROM
Opons: Legacy (Default) / UEFI / Do not launch
Storage
This opon controls the execuon of UEFI and Legacy Storage OpROM
Opons: Legacy (Default) / UEFI / Do not launch
Video
This opon controls the execuon of UEFI and Legacy Video OpROM
Opons: Legacy (Default) / UEFI / Do not launch