Biostar A88M Версия 6.2 [11/34] A88m a78m a58m uefi bios manual

A88M / A78M / A58M 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. (This item is for A88X & A78 chipset.)

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. (This item is for A88X

& A78 chipset.)

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