Chapter 4: AMI BIOS
4-15
EHCI1
Select Enabled to enable EHCI (Enhanced Host Controller Interface) support on
USB 2.0 connector #1 (at least one USB 2.0 connector should be enabled for EHCI
support). The options are Disabled and Enabled.
EHCI2
Select Enabled to enable EHCI (Enhanced Host Controller Interface) support on
USB 2.0 connector #2 (at least one USB 2.0 connector should be enabled for EHCI
support). The options are Disabled and Enabled.
XHCI Pre-Boot Driver
Select Enabled to enable XHCI (Extensible Host Controller Interface) support on a
pre-boot drive specied by the user. The options are Enabled and Disabled.
SATA Conguration
When this submenu is selected, the AMI BIOS automatically detects the presence
of the SATA devices that are supported by the Intel PCH chip and displays the
following items:
SATA Controller
This item enables or disables the onboard SATA controller supported by the Intel
PCH chip. The options are Enabled and Disabled.
Congure SATA as
Select IDE to congure a SATA drive specied by the user as an IDE drive. Select
AHCI to congure a SATA drive specied by the user as an AHCI drive. Select
RAID to congure a SATA drive specied by the user as a RAID drive. The options
are IDE, AHCI, and RAID.
*If the item above "Congure SATA as" is set to AHCI, the following items
will display:
SATA AHCI LPM
Use this feature to enable the Link Power Management for SATA AHCI. The options
are Disabled and Enabled.
Support Aggressive Link Power Management
When this item is set to Enabled, the SATA AHCI controller manages the power
usage of the SATA link. The controller will put the link in a low power mode during
extended periods of I/O inactivity, and will return the link to an active state when
I/O activity resumes. The options are Enabled and Disabled.