Usb Configuration - IBASE Technology ET875 Series User Manual

4.5.4

USB Configuration

BIOS Setting
XHCI Pre-Boot Driver
XDCI Mode
USB VBUS
USB HSIC1 Support
USB SSIC1 Support
USB Port 0 Disable
Override
XDCI Support
XHCI Disable
Compliance Mode
ET875 Series User's Manual
Description
Enables / Disables XHCI Pre-Boot driver support.
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.
VBUS should be set as ON in Host mode, and
should be set as OFF in OTG device mode.
Enables / Disables USB HSIC1.
Enables / Disables USB SSIC1.
Selectively enables / disables the corresponding
USB port from reporting a device connection to
the controller.
Enables / Disables XDCI.
Options: Disable, PCI 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
4
BIOS Setup
37