Poll: Do you think its possible to overclock the N900?!
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Do you think its possible to overclock the N900?!

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Posts: 9 | Thanked: 1 time | Joined on Feb 2010 @ Germany
#4191
Hi, iīm currently running kernel 37@ideal 1GHZ - no Problems so far

How do i configure the avoid frequencies? I would like to use 250MHZ as lowest freq. The setting 500-1000MHZ drains my battery too fast.

By the way, what does smartreflex do?

Last edited by WilmaXT; 2010-05-27 at 12:22.
 
Posts: 296 | Thanked: 10 times | Joined on May 2010
#4192
Originally Posted by das_schlumpfie View Post
hi all, does anyone noticed 'random rebooting' problem with v37?

i overclocked mine to 500 850hmz with ULV profile, i dont know why but im getting random reboots again.

i solved the probelm by using ULV with v34, but now the problem seems to be back again.

annoying...

anyone please? perhaps ULV is not the most stabel profile? thanks
 
Posts: 78 | Thanked: 53 times | Joined on Nov 2009
#4193
Originally Posted by das_schlumpfie View Post
anyone please? perhaps ULV is not the most stabel profile? thanks
try this

http://talk.maemo.org/showpost.php?p...postcount=4076

but of course substitute 34 (or 32) instead of 27
 
cfh11's Avatar
Posts: 1,062 | Thanked: 961 times | Joined on May 2010 @ Boston, MA
#4194
Ok new to OC'ing so I am not sure if this is working right. I verified from uname-r that I installed 2.6.28.10power-omap1 then did the following:

/usr/sbin/kernel-load /usr/share/kernel-power-settings/ideal
sudo /usr/sbin/kernel-config show

But this doesn't appear to do anything. Shouldn't this output the current frequency settings? I have kernel-power-settings and PR 1.2 installed.
 
Posts: 202 | Thanked: 30 times | Joined on Mar 2010 @ CZE
#4195
Originally Posted by WilmaXT View Post
Hi, iīm currently running kernel 37@ideal 1GHZ - no Problems so far

How do i configure the avoid frequencies? I would like to use 250MHZ as lowest freq. The setting 500-1000MHZ drains my battery too fast.

By the way, what does smartreflex do?
well, to use ideal 250-1000, best way is to do

Code:
sudo gainroot
kernel-config load ideal
kernel-config limits 250 1000
and to make it your default

Code:
kernel-config save myconfig
kernel-config default myconfig

BTW It is my impression that "ideal" means the same settings like "xlv" only with different limits ... or am I wrong?
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"I'm a Nokia fan. Ericsson ruled, Sony Ericsson SUX!!!"
Titans kernel up-and-running, N900 PR1.2 @ XLV 250-900 (Overclocking Guide)
 
Posts: 296 | Thanked: 10 times | Joined on May 2010
#4196
Originally Posted by sierrafoxtrot View Post
try this

http://talk.maemo.org/showpost.php?p...postcount=4076

but of course substitute 34 (or 32) instead of 27

hi thanks,but just to know, if im to stay with v37,

do you know what profile and frequency is the most stabe?


i'm using v37, ideal, 250 850, and at the moment im getting random reboots...

thanks
 
Posts: 9 | Thanked: 1 time | Joined on Feb 2010 @ Germany
#4197
Originally Posted by michalurban View Post
well, to use ideal 250-1000, best way is to do

Code:
sudo gainroot
kernel-config load ideal
kernel-config limits 250 1000
and to make it your default

Code:
kernel-config save myconfig
kernel-config default myconfig

BTW It is my impression that "ideal" means the same settings like "xlv" only with different limits ... or am I wrong?


Well, thatīs exactly what i did, but it seems that setting "limits" doesnīt touch avoid frequencies. I could use the "lv profile", but "ideal" works fine for me.
 
Gusse's Avatar
Posts: 168 | Thanked: 206 times | Joined on Apr 2010 @ Finland
#4198
Originally Posted by das_schlumpfie View Post
hi thanks,but just to know, if im to stay with v37,

do you know what profile and frequency is the most stabe?


i'm using v37, ideal, 250 850, and at the moment im getting random reboots...

thanks
ulv and ideal have almost same voltage setting so change to lv.
Core voltage settings

EDIT:
One reason could be OC + power supply capacitors ageing. Ageing will decrease capacitance of capacitors and increase ripple and dips on power supplies. If voltage gets too low too long period, it will cause reset. Device might run well at low voltages at beginning, but when it gets older it will need more voltage to compensate ripple (voltage/current dips).

Also depends very much on OMAP quality. There are processors that are better that the other, so it depends very much how lucky you are.

Last edited by Gusse; 2010-05-27 at 14:33. Reason: EDIT:
 
Posts: 296 | Thanked: 10 times | Joined on May 2010
#4199
Originally Posted by Gusse View Post
ulv and ideal have almost same voltage setting so change to lv.
Core voltage settings
hi, thanks for your advice, but how come most people can get theirs to work with 'ideal' ? are the hardwares different in some ways?
 
cfh11's Avatar
Posts: 1,062 | Thanked: 961 times | Joined on May 2010 @ Boston, MA
#4200
Originally Posted by cfh11 View Post
Ok new to OC'ing so I am not sure if this is working right. I verified from uname-r that I installed 2.6.28.10power-omap1 then did the following:

/usr/sbin/kernel-load /usr/share/kernel-power-settings/ideal
sudo /usr/sbin/kernel-config show

But this doesn't appear to do anything. Shouldn't this output the current frequency settings? I have kernel-power-settings and PR 1.2 installed.
bump....Anybody?
 
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