Ppm configuration – Avalue EBM-CDV User Manual
Page 59

User
’s Manual
EBM-CDV User
’s Manual
59
3.6.2.13 PPM configuration
Item
Option
Description
EIST
Disabled[Default]
Enabled
Enable/Disable Intel SpeedStep.
CPU C state Report
Disabled[Default]
Enabled
Enable/Disable CPU C state
report to OS.
Enhanced C state
Disabled[Default]
Enabled
Enable/Disable Enhanced CPU C
state.
CPU Hard C4E
Disabled[Default]
Enabled
Enable/Disable CPU Hard C4E
function.
CPU C6 state
Disabled[Default]
Enabled
Enable/Disable CPU C6 state.
C4 Exit Timing
Default[Default]
Fast
Slow
This option controls a
programmable time for the CPU
voltage to stabilize when exiting
from a C4 state.
C-state POPDOWN
Disabled[Default]
Enabled
Disabling the option, prevents
automatic return to a previous C3
or C4 state.
C-state POPUP
Disabled[Default]
Enabled
On enabled, SB observes bus
master request, will take system
from a C3/C4 state to a C2 state
and auto enables bus masters.