Usb Configuration - Biostar Hi-Fi A85W Manual

Hi-Fi A85W / Hi-Fi A75W UEFI BIOS Manual

USB Configuration

Legacy USB Support
The item allows you to enable Legacy USB support. AUTO option disables
legacy support if no USB devices are connected. DISABLE option will keep
USB devices available only for EFI applications.
Options: Enabled (Default) / Disabled / Auto
Legacy USB3.0 Support
The item allows you to enable or disable Legacy 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
EHCI Hand-Off
This is a workaround for OSes without EHCI hand-off support. The EHCI
ownership change should be claimed by EHCI driver.
Options: Disabled (Default) / Enabled
Mass Storage Devices
Mass storage device emulation type. 'Auto' enumerates devices according to
their media format. Optical drives are emulated as 'CDROM', drivers with no
media will be emulated according to a driver type.
Options: Auto (Default) / Floppy / Forced FDD / Hard Disk / CR-ROM
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