[MementoMoriM]

Technical Infos

* PLEASE NB:

Many of the documents and informations are taken by other threads,
so to prevent someone PM me with ...., I want to avoid saying:
"all credit to the authors".
Thanks a lot.

C STATE POWER CONTROL
DOCs:
Faux123 - Manual for SOC power Control
Faux123 - SOC C-States demystified
Bigeyes0x0 - About C State

C0 (WFI) - Shallowest Sleep (default enabled)

enable: echo 1 > /sys/module/pm_8x60/modes/cpu0/wfi/idle_enabled
disable: echo 0 > /sys/module/pm_8x60/modes/cpu0/wfi/idle_enabled

C1 (Retention) - slightly deeper sleep

enable: echo 1 > /sys/module/pm_8x60/modes/cpu0/retention/idle_enabled
disable: echo 0 > /sys/module/pm_8x60/modes/cpu0/retention/idle_enabled

C2 (Stand Alone Power Collapse) - deeper sleep

enable: echo 1 > /sys/module/pm_8x60/modes/cpu0/standalone_power_collapse/idle_enabled
disable: echo 0 > /sys/module/pm_8x60/modes/cpu0/standalone_power_collapse/idle_enabled

C3 (Power Collapse) - deepest sleep

enable: echo 1 > /sys/module/pm_8x60/modes/cpu0/power_collapse/idle_enabled
disable: echo 0 > /sys/module/pm_8x60/modes/cpu0/power_collapse/idle_enabled