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Advanced
X
USB Configuration
Legacy USB Support
• Enabled
Enable Legacy USB support.
• Disabled
Keep USB devices available only for EFI applications.
• Auto
Disable Legacy support if no USB devices are connected.
XHCI Hand-off
Enable or disable XHCI Hand-off.
USB Mass Storage Driver Support
Enable or disable USB Mass Storage Driver Support.
User's Manual | CS332-C246/Q370
Advanced
X
CSM Configuration
CSM Support
This section is used to enable or disable CSM Support. The following fields are only available
when "CSM Support" is enabled.
Boot option filter
This field controls Legacy/UEFI ROMs priority. Select among UEFI and Legacy, Legacy only or
UEFI only.
Network
This field controls the execution of UEFI and Legacy Network OpROM.
Storage
This field controls the execution of UEFI and Legacy Storage OpROM.
Video
This field controls the execution of UEFI and Legacy Video OpROM.
Other PCI devices
This field determines OpROM execution policy for devices other than Network, Storage or
Video.
Chapter 3
BIOS SETTINGS
35
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