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Chapter 4: AMI BIOS
4-13
IDE Detect Timeout (sec)
Use this feature to set the timeout value for BIOS to detect the ATA, ATAPI devices
installed in the system. The options are 0 (sec), 5, 10, 15, 20, 25, 30, and 35.
PCI/PnP Confi guration
Clear NVRAM
This feature clears NVRAM (Non-volatile RAM) 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 your OS supports Plug & Play.) Select No to allow the AMI BIOS
to confi gure all devices in the system.
PCI Latency Timer
This feature sets the PCI Latency timer for 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 this feature is enabled, BIOS uses PCI bus mastering to read and write to
IDE drives. The options are Disabled and Enabled.
SR-IOV Supported
Select Enabled to enable Single Root I/O Virtualization (SR-IOV) support which
works in conjunction with the Intel Virtualization Technology and allow multiple op-
erating systems to run simultaneously within a single computer via natively share
PCI-Express devices to enhance network connectivity and performance. The options
are Enabled and Disabled.
Slot 1 Option ROM, Slot 3 Option ROM, Slot4/LSI SAS2 Option ROM, Slot 5
Option ROM, Slot 6 Option ROM, Slot 7 Option ROM
Select Enabled to enable the Option ROM of a slot specifi ed, which will allow the
user to boot the computer from a PCI device installed on the PCI slot. The options
are Disabled and Enabled.
Onboard LAN Option ROM Select
Use this feature to select the type of onboard LAN option ROM. The options are
iSCSI and PXE.