TZ77B/TZ75B/T77 UEFI BIOS Manual
12
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 s upport for USB devices
like the keyboard, mous e, 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: Enab led (Default) / Disabled / Auto
USB3.0 Support
This item enables or disables USB3.0 (XHCI) Controller support.
Options: Enab led (Default) / Disabled
XHCI Hand-Off
This is a workaround fo r OSes witho ut XHCI hand-off support. The XHCI
ownership change should be claimed by XHCI driver.
Options: Enab led (Default) / Disabled
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