Intel® virtualization tech (only for cp307), Cpu thermal monitor function sdo, Execute-disable bit capability – Kontron CP307-V BIOS User Manual

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CP307/CP307-V BIOS Guide

Advanced Setup

ID 35978, Rev. 2.0

Page 15

P R E L I M I N A R Y

Intel® Virtualization Tech (only for CP307)

This function is used to enable a Virtual Machine Manager (VMM) to utilize the additional hard-
ware capabilities. To change the state of this function, a hardware reset is necessary.

Optimal and Fail-Safe default settings: Enabled

CPU Thermal Monitor Function

SDO

This function is used to specify the Thermal Monitor Feature. BIOS chooses Intel® Thermal
Monitor 1 (TM1) to control the processor temperature and the power consumption by activating
the Thermal Control Circuit (TCC) when the processor silicon reaches its maximum operating
temperature.

If the processor supports the Intel® Enhanced SpeedStep™ technology, BIOS chooses Intel®
Thermal Monitor 2 (TM2), which controls the processor temperature and power consumption
by initiating an Intel® Enhanced Speedstep™ Technology transition when the processor silicon
reaches its maximum operating temperature.

If Disabled is selected, the BIOS disables the Thermal Monitor 1 or the Thermal Monitor 2 Fea-
ture respectively, i.e. the BIOS disables the CPU built in automatic thermal throttling. If the CPU
becomes overheated, the CP307/CP307-V will shut off automatically.

Optimal and Fail-Safe settings: Enabled

Note:

Intel® Thermal Monitor 1 or Intel® Thermal Monitor 2 must be enabled for the pro-
cessor to operate within specification.

Execute-Disable Bit Capability

This function is used to enable the Execute-Disable Bit Capability feature.

Optimal and Fail-Safe default settings: Enabled

SETTING

DESCRIPTION

Disabled

Use this setting to disable the CPU virtualization capability.

Enabled

Use this setting to enable the CPU virtualization capability. A VMM can utilize the additional
hardware capabilities.

SETTING

DESCRIPTION

Disabled

Use this setting to disable the CPU Thermal Monitor function.

Enabled

Use this setting to enable the CPU Thermal Monitor function.

SETTING

DESCRIPTION

Disabled

Use this setting to disable the Execute-Disable Bit Capability function. When this setting is
used, the BIOS forces the XD feature flag to always return to 0.

Enabled

Use this setting to enable the Execute-Disable Bit Capability function.

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