Cpu Configuration - B&R Panel PC 2100 User Manual

4.1.6.2 CPU configuration

BIOS setting Explanation
Execute disable bit Option for enabling/disabling hardware support
for prevention of data execution.
Limit CPUID maximum Option for limiting the CPU ID value. This may
be necessary for older operating systems that
do not support any CPUID functions, for exam-
ple.
Bi-directional PROCHOT# Option for enabling/disabling the PROCHOT
1)
signal.
The PROCHOT signal initiates temperature
throttling to reduce the speed of the CPU and
protect it from overheating.
VTX-2 Option for enabling/disabling a virtual machine.
TM1 Option for configuring temperature monitoring.
DTS Option for enabling/disabling the CPU digital
thermal sensor function.
Intel® Hyper-Threading Indicates whether Intel® Hyper-Threading Tech-
Technology nology is supported.
CPU power management Configuration of CPU energy settings.
1) PROCHOT = Processor hot.
Panel PC 2100 user's manual V1.17
Figure 148: Advanced - CPU configuration
Information:
A restart is required in order to apply
changes made to this setting.
Table 238: Advanced - CPU configuration
Configuration options Effect
Disabled Disables this function.
Enabled Enables this function.
Disabled Current maximum value returned by the proces-
sor when requesting the CPU ID value.
Enabled Maximum CPU ID value limited by the proces-
sor to 03h if needed if the processor supports a
higher value.
Disabled Disables this function.
Only allows the processor cores to enable the
PROCHOT signal and throttle down the proces-
sor.
Enabled Enables this function.
Allows external services to enable the PRO-
CHOT signal and throttle down the processor.
Disabled Disables this function.
Enabled Allows a virtual machine to use the additional
hardware capacity.
Disabled Disables temperature monitoring.
Enabled Enables Intel thermal mode 1. If the CPU
reaches excessive temperatures, the processor
speed will be reduced by 50%.
Disabled Disables this function.
Enabled Enables this function.
None -
Enter Opens this submenu
See "CPU power management" on page
Software
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