Copyright
©
2012
congatec
AG
TCEDm10
79/94
9.4.6
RTC Wake Settings Submenu
Feature
Options
Description
Wake System At Fixed Time
Disabled
Enabled
Enable system to wake from S5 using RTC alarm.
Wake Up Hour
Specify wake up hour.
Wake Up Minute
Specify wake up minute.
Wake UP Second
Specify wake up second.
9.4.7
CPU Submenu
Feature
Options
Description
CPU Information
no option
Describes the CPU/Processor main parameters
Hyper-Threading
Disabled
Enabled
Enable or disable Hyper-Threading support.
Execute Disable Bit
Disabled
Enabled
Enable or disable the Execute Disable Bit (XD) of the processor.
With the XD bit set to enabled certain classes of malicious buffer overflow attacks can be prevented when
combined with a supporting OS.
Limit CPUID Maximum
Disabled
Enabled
When enabled, the processor will limit the maximum CPUID input value to 03h when queried, even if the processor
supports a higher CPUID input value. When disabled, the processor will return the actual maximum CPUID input
value of the processor when queried.
Limiting the CPUID input value may be required for older operating systems that cannot handle the extra CPUID
information returned when using the full CPUID input value.
EIST
Disabled
Enabled
Enable or disable EIST support.
CPU C State Report
Disabled
Enabled
Enable or disable CPU C state report to OS.
Enhanced C State
Disabled
Enabled
Enable or disable CPU C state.
CPU Hard C4E
Disabled
Enabled
Enable or disable CPU Hard C4E state.
CPU C6 State
Disabled
Enabled
Enable or disable CPU C state.
C4 Exit Timing
Default
Fast
Slow
Controls a programmable time for the CPU to stabilize the CPU voltage to stabilize when exiting from a C4 State
C-State POPDOWN
Disabled
Enabled
Allows an automatic return to a previous C3/C4 State
C-State POPUP
Disabled
Enabled
Allows to take the system from C3/C4 state to C2 state according to bus master request.