Specifications

4-14
Chapter 4: BIOS setup
The AHCI allows the onboard storage driver to enable advanced Serial ATA
features that enhance storage performance on random workloads by allowing the
drive to internally optimize the order of commands.
4.3.5 Primary, Tertiary, Fourth IDE Master/Slave
The BIOS automatically detects the connected IDE devices. There is a separate
sub-menu for each IDE device. Select a device item, then press <Enter> to display
the IDE device information.
Select Screen
Select Item
+- Change Option
TabSelecteld
F1 General Help
F10SaveandExit
ESCExit
BIOS SETUP UTILITY
Main
v02.58(C)Copyright1985-2004,AmericanMegatrends,Inc.
Primary IDE Master
Device:HardDisk
Vendor : ST32122A
Size : 2.1GB
LBA Mode : Supported
BlockMode:16Sectors
PIO Mode : Supported
Async DMA : MultiWord DMA-2
UltraDMA:UltraDMA-5
SMART Monitoring: Supported
Type [Auto]
LBA/LargeMode [Auto]
Block(Multi-sectorTransfer)M[Auto]
PIOMode [Auto]
DMAMode  [Auto]
SMARTMonitoring [Auto]
32BitDataTransfer [Enabled]
Select the type of
device connected to
the system.
The BIOS automatically detects the values opposite the dimmed items (Device,
Vendor, Size, LBA Mode, Block Mode, PIO Mode, Async DMA, Ultra DMA, and
SMART monitoring). These values are not user-congurable. These items show
N/A if no IDE device is installed in the system.
If you want the Serial ATA hard disk drives to use the Advanced Host Controller
Interface (AHCI), set this item to [AHCI]. For details on AHCI, go to:
www.intel.com/support/chipsets/imst/sb/CS-012304.htm
www.intel.com/support/chipsets/imst/sb/CS-012305.htm
The SATA controller is set to Native mode when this item is set to [RAID] or [AHCI].
Legacy IDE Channels [SATA Pri, PATA Sec]
Allows you to set Serial ATA, Parallel ATA, or both, to native mode.
Conguration options: [SATA Only] [PATA Pri, SATA Sec]
[SATA Pri, PATA Sec] [PATA Only]
The item Legacy IDE Channels appears only when you set the ATA/IDE
Conguration to [Compatible].