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Old 07-15-2011, 12:38 AM
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Re: NAND Testing - 05-25 Update: New LK, Recovery.img, Kernel Updates through Recover

Quote:
Originally Posted by natemcnutty View Post
Swear I'm not dead. Just going through the insane process of buying my first home! Anyway, here's the details on power management (according to a post I can no longer access at XDA):


Sleep Modes: (pm.sleep_mode=) in the startup.txt
This is supposedly for topaz/rhodium that I found on the xda wiki:
* '4' will do "wait for interrupt", no change in arm11's clock or voltage
* '3' will do "wait for interrupt and ramp clock", the arm11's clock is lowered to 20MHz instead of 300-500, and voltage is lowered too.
* '2' will do "app sleep", arm11 is still on, but put into low power mode (registers are still saved)
* '1' and '0' will totally power off the arm11 (so we have to restore registers and things ourself), don't know the differences between them.

I believe we want to use 1, and if I remember correctly, emwe had a patch that fixed the issue of sleep on OC when using pm.sleep_mode=1.
I was afraid of that.. our cmdline always had pm.sleep_more=1 since the early days. I doubt its worth it to study 0. Now comes the painful task of studying winmo.

congrats on the new home
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