Chapter 4: AMI BIOS
4-11
Thermal Throttling
This feature selects from the different throttling methods. The options are
Disabled and CLTT (Closed Loop Thermal Throttling).
SouthBridgeConguration
This item displays the current South Bridge Revision.
All USB Devices
This feature enables all USB ports/devices. The options are Enabled
and Disabled.
EHCI Controller 1 / EHCI Controller 2
This feature enables the Enhanced Host Controller Interface (EHCI). The
options are Enabled and Disabled.
Legacy USB Support
This feature enables support for legacy USB devices. Select Auto to dis-
able legacy support if USB devices are not present. Select Disable to
have USB devices available only for EFI applicatioins. The options are
Enabled, Disabled and Auto.
Port 60/64 Emulation
This feature enables I/O port 60h/64h emulation support. This should be
enabled for complete USB keyboard legacy support for non-USB aware
Operating Systems. The options are Enabled, and Disabled.
EHCI Hand-Off
This item is for Operating Systems that does not support Enhanced Host
Controller Interface (EHCI) hand-off. When enabled, EHCI ownership
change will be claimed by the EHCI driver. The settings are Enabled
and Disabled.
SATAConguration
When this submenu is selected, the AMI BIOS automatically detects the presence
of the IDE Devices and displays the following items:
SATA Port0~Port5
This item displays the information detected on the installed SATA drives on the
particular SATA port.
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