Supermicro X8DTN+-F-LR User Manual page 87


Advanced PCI/PnP Confi guration
Clear NVRAM
This feature clears the NVRAM (Non-Volatile Random Access Memory) during
system boot. The options are No and Yes.
Plug & Play OS
Selecting Yes allows the OS to confi gure Plug & Play devices. (This is not required
for system boot if Plug & Play is supported by your OS.) Select No to allow the AMI
BIOS to confi gure all devices in the system.
PCI Latency Timer
This feature sets the latency Timer of each PCI device installed on a PCI bus. Select
64 to set the PCI latency to 64 PCI clock cycles. The options are 32, 64, 96, 128,
160, 192, 224 and 248.
PCI IDE BusMaster
When enabled, the BIOS uses PCI bus mastering for reading/writing to IDE drives.
The options are Disabled and Enabled.
SR-IOV Supported
Select Enabled to enable SR-IOV (Intel Single Root I/O Virtualization) support to
enhance Virtualization performance. The options are Enabled and Disabled.
PCI Slot1~ PCI Slot6 Option ROM/PCI-U Slot 0 OPROM
Select Enabled to enable the onboard PCI Slot Option ROM as specifi ed (except
the VGA card). This is to boot computer using a network interface. The options
are Enabled and Disabled.
Load Onboard LAN1 Option ROM/Load Onboard LAN2 Option ROM
Select Enabled to enable the onboard LAN1 or LAN2 Option ROM. This is to boot
computer using a network interface. The options are Enabled and Disabled.
Onboard LAN Option ROM Select
This feature allows the user to select the onboard LAN option ROM type. The op-
tions are iSCSI and PXE.

Super IO Device Confi guration
Serial Port1 Address/ Serial Port2 Address
This option specifi es the base I/O port address and the Interrupt Request address
of Serial Port 1 or Serial Port 2. Select Disabled to prevent the serial port from ac-
cessing any system resources. When this option is set to Disabled, the serial port
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Chapter 5: AMI BIOS