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SuperServer 6028U-T Series User’s Manual
South Bridge
USB information including the USB Module version and the USB devices.
Legacy USB Support
Available when USB Function is not Disabled. Select Enabled to support
legacy USB devices. Select Auto to disable legacy support if USB devices are
not present. Select Disabled to have USB devices available for EFI (Extensive
Firmware Interface) applications only. The settings are Disabled, Enabled and
Auto.
XHCI Hand-O
This feature is a work-around solution for operating systems that do not support
change should be claimed by the XHCI driver. The settings are Enabled and
Disabled.
EHCI Hand-O
This item is for operating systems that do not support Enhanced Host Controller
will be claimed by the EHCI driver. The settings are Enabled and Disabled.
Port 60/64 Emulation
This feature allows I/O port 60h/64h emulation. It should be Enabled for
operating systems that are not USB aware to provide a complete USB keyboard
support. The settings are Enabled and Disabled.
USB 3.0 Support
For USB 3.0 support. The options are:
• Disabled: Force to EHCI mode only
• Auto: Recommended when XHCI Pre-Boot Driver is set to Disabled
• Enabled or Smart Auto: Recommended when XHCI Pre-Boot Driver is set
to Enabled.
EHCI1
Controls the USB 2.0 EHCI functions. On EHCI controller must be Enabled.
EHCI2
Controls the USB 2.0 EHCI functions. On EHCI controller must be Enabled.
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