BIOS Setup
ET875 Series
User’s Manual
37
4
4.5.4
USB Configuration
BIOS Setting
Description
XHCI Pre-Boot Driver
Enables / Disables XHCI Pre-Boot driver support.
XDCI Mode
Once disabled, XHCI controller would be function
disabled, none of the USB devices are detectable
and usable during boot and in OS. Do not disable
it unless for debug purpose.
USB VBUS
VBUS should be set as ON in Host mode, and
should be set as OFF in OTG device mode.
USB HSIC1 Support
Enables / Disables USB HSIC1.
USB SSIC1 Support
Enables / Disables USB SSIC1.
USB Port 0 Disable
Override
Selectively enables / disables the corresponding
USB port from reporting a device connection to
the controller.
XDCI Support
Enables / Disables XDCI.
Options: Disable, PCI Mode
XHCI Disable
Compliance Mode
Options to disable XHCI Link Compliance Mode.
Default is FALSE to not disable Compliance
Mode. Set True to disable Compliance Mode.
Options: False, True
Summary of Contents for ET875 Series
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