User's Manual (1.0)

Chapter 7: BIOS
7-15
EHCI Hand-Off
This item is for operating systems that do not support Enhanced Host Controller
Interface (EHCI) hand-off. When enabled, EHCI ownership change will be
claimed by the EHCI driver. The options are Disabled and Enabled.
XSATA Confi guration
When this submenu is selected, the AMI BIOS automatically detects the presence
of IDE or SATA devices and displays the following items.
SATA Port0~SATA Port5: The AMI BIOS displays the status of each SATA port
as detected by the BIOS.
SATA Mode
Use this feature to confi gure SATA mode for a selected SATA port. 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 (SATA) Controller 0~1
Use this feature to activate or deactivate the SATA controller, and set the
compatibility mode. The options are Disabled, Enhanced, and Compatible.
The default for SATA Controller 0 is Compatible. The default of SATA
Controller 1 is Enhanced.
AHCI Mode
The following items are displayed when the AHCI Mode is selected.
Aggressive Link Power Management
When 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.
Port 0~5 Hot Plug
Select Enabled to enable hot-plug support for a particular port, which will allow
the user to change a hardware component or device without shutting down
the system. The options are Enabled and Disabled.