User Guide

• Hyper-Threading Technology (HT Technology)
o The Intel Rapid Boot BIOS will not support HT Technology.
• Enhanced Intel SpeedStep® Technology
o Enhanced Intel SpeedStep® Technology enables decreased average power
consumption and decreased average heat production by dynamically
adjusting processor voltage and core frequency.
o The Intel Rapid Boot BIOS will not support Enhanced Intel SpeedStep®
Technology.
• Intel Virtualization Technology (Intel VT)
o The Intel Rapid Boot BIOS will not support Intel VT.
o Inside a Payload, Intel VT can be enabled by sending a VMXON instruction to
each of the cores.
• BIOS Setup Screen
o The Intel Rapid Boot BIOS will not support the BIOS setup screen.
o BIOS configuration should be done using the Intel SysCfg tool.
• Boot Device Selection (BDS)
o The Intel Rapid Boot BIOS will not support Boot Device Selection. The BIOS
will always boot the payload embedded in Flash.
o Boot Device Selection can be done in the payload using open source tools like
Kboot.
• Memory
o The Intel Rapid Boot BIOS will not support Memory RAS (Reliability,
Availability and Serviceability) features like error correcting code, sparing and
mirroring.
• Snoop Filter
o The Intel Rapid Boot BIOS will not support Snoop Filter.
• Acoustics
o The Intel Rapid Boot BIOS will not be issuing any commands to the BMC
through out its life cycle. Hence BIOS will not be updating the Tcontrol offset
and Tcontrol base required to calculate and regulate the fan speed. BMC will
take its default Tcontrol base and Tcontrol offset to control and regulate the
fan speed.
• Secure Mode – Admin and User passwords
o The Intel Rapid Boot BIOS will not support BIOS Admin and User passwords.
Ref# D96629-001 Intel
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Rapid Boot Toolkit User Guide 13