Usb Configuration - Biostar Hi-Fi H77S Manual

Hi-Fi Z77S/ Hi-Fi H77S UEFI BIOS Manual
Active Memory Threshold
This item allows system to try to support RST when partition size > Active
Page Threshold size in MB. When set to zero, the item will be in AUTO mode
and check if partition size is enough at S3 entry.
Options: 0 (Default)

USB Configuration

Legacy USB Support
This item determines if the BIOS should provide legacy support for USB
devices like the keyboard, mouse, and USB drive. This is a useful feature
when using such USB devices with operating systems that do not natively
support USB (e.g. Microsoft DOS or Windows NT).
Options: Enabled (Default) / Disabled / Auto
USB3.0 Support
This item enables or disables USB3.0 (XHCI) Controller support.
Options: Enabled (Default) / Disabled
XHCI Hand-Off
This is a workaround for OSes without XHCI hand-off support. The XHCI
ownership change should be claimed by XHCI driver.
Options: Enabled (Default) / Disabled
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