Skip to main content

Power Manager registry settings

You can find the registry settings for the suspend mode in:


It is not required to restart the system after changes made in these registry keys. You can use IOCTL_HAL_RELOADPMPARAMS to reload the settings.
If no setting is present, the default value is taken. Just add the values to the registry to change them.

"NoSleepOnPowerFail"=dword:1 ;Added option to disable the Automatic entry in DeepSleep
;on Voltage Fault detection. (This was causing troubles in
;some cases where current consumption was high). Defualt = 0;

"SDRAMAPD"=dword:1 ;SDRAM Autopower down
;1(default) Enabled in CPU idle
;2 always enabled
;3 always off

"Idle"=dword:1 ;CPU Idle mode
;0 CPU will never enter Idle mode
;1 (default) CPU will enter Idle mode

"IdlePatch"=dword:0 ;CPU Idle patch selection
;0 CPU enters Idlemode immediately (default for PXA270 and PXA3xx when not running @ 806MHz or 403MHz)
;1 Method one (default for PXA3xx @ 806MHz or 403MHz)
; Change freq. to 104, idle, then back to 806 (requires full freq change)
;2 Method two Change freq. to 403, idle, then back to 806 (faster as it can be done with turbo freq change but not confirmed by Marvell)

Send Feedback!