Chapter 4: AMI BIOS
4-11
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 disable
legacy support if USB devices are not present. Select Disabled to have USB
devices available only for EFI applications. 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 Sys-
tems. The options are
Enabled,
and Disabled.
EHCI Hand-Off
This item is for Operating Systems that does not support Enhanced Host Con-
troller Interface (EHCI) hand-off. When enabled, EHCI ownership change will be
claimed by the EHCI driver. The settings are Enabled and
Disabled
.
SATA Configuration
When this submenu is selected, the AMI BIOS automatically detects the presence
of the SATA 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.
SATA Mode
This item selects the mode for the installed drives. The options are Disabled, IDE
Mode,
AHCI Mode
and RAID Mode. The following are displayed depending on
your selection:
IDE Mode
The following items are displayed when IDE Mode is selected:
Serial-ATA Controller 0~1
This feature is used to activate/deactivate the SATA controller, and sets
the compatibility mode. The options are Disabled, Enhanced, and Compat-
ible.
The default of Serial-ATA Controller 0 is
Compatible
. The default of
Serial-ATA Controller 1 is
Enhanced
.
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