Asus E900 G4 User Manual - Page 103

USB Configuration, 4.6.13 Offboard SATA Controller Configuration, CSM Support

Page 103 highlights

4.6.10 USB Configuration The items in this menu allow you to change the USB-related features. 4.6.11 CSM Configuration This item allows you to configure the CSM (Compatibility Support Module) items to fully support the various VGA, bootable devices and add-on devices for better compatibility. CSM Support This option allows you to enable or disable CSM Support. Configuration options: [Disabled] [Enabled] The following items appear only when you set the CSM Support to [Enabled]. GateA20 Active This allows you to set the GA20 option. [Upon Request] GA20 can be disabled using BIOS services. [Always] Do not allow disabling GA20; this option is useful when any RT code is executed above 1MB. Option ROM Messages This allows you to set the display mode for option ROM. Configuration options: [Force BIOS] [Keep Current] INT19 Trap Response This option allows you to control the BIOS reaction on INT19 trapping by Option ROM. [Immediate] Execute the trap right away. [Legacy only] Execute the trap during legacy boot. Boot Option filter This option allows you to control the Legacy/UEFI ROMs priority. Configuration options: [UEFI and Legacy] [Legacy only] [UEFI only] Network / Storage / Video This option allows you to control the execution of UEFI and Legacy PXE/ Storage/ Video OpROM. Configuration options: [UEFI ] [Legacy] Other PCI devices This item determines the OpROM execution policy for devices other than Network, Storage, or Video. Configuration options: [UEFI ] [Legacy] 4.6.12 NVMe Configuration You may view the NVMe controller and Drive information if an NVMe device is connected. 4.6.13 Offboard SATA Controller Configuration Allows you to configure the offboard SATA controller configuration. ASUS E900 G4 4-15

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ASUS E900 G4
4-15
4.6.11
CSM Configuration
This item allows you to configure the CSM (Compatibility Support Module) items to fully
support the various VGA, bootable devices and add-on devices for better compatibility.
CSM Support
This option allows you to enable or disable CSM Support.
Configuration options: [Disabled] [Enabled]
The following items appear only when you set the
CSM Support
to
[Enabled]
.
GateA20 Active
This allows you to set the GA20 option.
[Upon Request]
GA20 can be disabled using BIOS services.
[Always]
Do not allow disabling GA20; this option is useful when any RT
code is executed above 1MB.
Option ROM Messages
This allows you to set the display mode for option ROM.
Configuration options: [Force BIOS] [Keep Current]
INT19 Trap Response
This option allows you to control the BIOS reaction on INT19 trapping by Option ROM.
[Immediate]
Execute the trap right away.
[Legacy only]
Execute the trap during legacy boot.
Boot Option filter
This option allows you to control the Legacy/UEFI ROMs priority.
Configuration options: [UEFI and Legacy] [Legacy only] [UEFI only]
Network / Storage / Video
This option allows you to control the execution of UEFI and Legacy PXE/ Storage/
Video OpROM.
Configuration options: [UEFI ] [Legacy]
Other PCI devices
This item determines the OpROM execution policy for devices other than Network,
Storage, or Video.
Configuration options: [UEFI ] [Legacy]
4.6.12
NVMe Configuration
You may view the NVMe controller and Drive information if an NVMe device is connected.
4.6.10
USB Configuration
The items in this menu allow you to change the USB-related features.
4.6.13
Offboard SATA Controller Configuration
Allows you to configure the offboard SATA controller configuration.