Supermicro X8DTN+ [78/99] Intelpci xhubconfiguration

Supermicro X8DTN+ [78/99] Intelpci xhubconfiguration
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X8DTN+/X8DTN+-LR User's Manual
Legacy USB Support
Select Enabled to use Legacy USB devices. If this item is set to Auto, Legacy USB
support will be automatically enabled if a legacy USB device is installed on the
motherboard, and vise versa. The settings are Disabled, Enabled and Auto.
USB 2.0 Controller
Select Enabled to activate USB 2.0 Controller. The options are Enabled and Dis-
abled. (Note: If the item - USB Functions is enabled, USB 2.0 Controller will always
be enabled. When the item - USB Functions is set to Disabled, the user has the
option to enable or disable USB 2.0 Controller.)
USB 2.0 Controller Mode
This setting allows you to select the USB 2.0 Controller mode. The options are
Hi-Speed (480 Mbps) and Full Speed (12 Mbps).
BIOS EHCI Hand-Off
Select Enabled to enable BIOS Enhanced Host Controller Interface support to
provide a workaround solution for an operating system that does not have EHCI
Hand-Off support. When enabled, the EHCI Interface will be changed from the BIOS-
controlled to the OS-controlled. The options are Disabled and Enabled.
MESubsystemConguration
This feature allows the user to congure ME Subsystem Conguration settings.
ME-EHCI
Select Enabled to enable Intel ME EHCI (Management Engine Enhanced Host
Controller Interface) support. The options are Enabled and Disabled.
IntelPCI-XHubConguration
PCI Bus A0/B0 Frequency
This option allows the user to set the maximum PCI speed to be used in the PCI
slot specied. Select Auto to allow the BIOS to automatically detect the capability
of the device installed on the bus. The options are Auto, 33 MHz PCI, 66 MHz PCI,
66 MHz PCI-X M1, 100 MHz PCI-X M1, and 133 MHz PCI-X M1.
I/O Port Decode
This option allows the user to select the decode range for the I/O connections. The
options are 4K Decode and 1K Decode.

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