5.4.7
CSM Configuration
CSM Support [Enabled]
This option allows you to enable or disable CSM Support.
Configuration options: [Disabled] [Enabled]
GateA20 Active [Upon Request]
This allows you to set the GA20 option.
[Upon Request] GA20 can be disabled using BIOS services.
[Always]
Option ROM Messages [Force BIOS]
This allows you to set the display mode for Option ROM.
Configuration options: [Force BIOS] [Keep Current]
5-38
D o not allow disabling GA20; this option is useful when any RT code is
executed above 1MB
Chapter 5: BIOS Setup