I, for one, eagerly await the release of that modified Battery and Overclock applet.
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Ok, the combined battery/overclock applet has been posted on the [a href=\"http://bryandeluca.com/cacko/c3000]http://bryandeluca.com/cacko/c3000[/url] page.
Installation will reboot your Zaurus (just to be on the safe side).
At the moment the only three options for clock change on the PXA270 devices are...
Overclocked (624Mhz)
Overclocked (520Mhz)
Standard (416Mhz)
If you take a look at ~/Settings/freqchange.conf following install you can add your own clock/vcore rates.
Here's what the file looks like as default....
0,Overclocked,162,0
0,Default (PXA255),161,0
0,Normal,242,0
0,Default (PXA250),241,0
0,Power Saving,121,0
1,Overclocked (624Mhz),2000218,e
1,Overclocked (520MHz),2000214,c
1,Standard (416Mhz),2000210,a
The lines starting with 0 are for non PXA270 models, lines starting 1 are for PXA270 models.
The next parameter is the text to display in the applet.
The next parameter is the clock setting (written to /proc/zaurus/CCCR on PXA270)
The final parameter is the vcore setting (written to /proc/zaurus/VCORE on PXA270).
NOTE: Although the applet itself is portable to non PXA270 devices please do NOT install on older devices. The ipk also carries a suspend/resume script specific to the 3K ROM.
The suspend/resume script in the IPK resets the zaurus to 416Mhz and appropriate vcore setting prior to suspend. Upon resume it sets it back to the previous overclock setting. This is to overcome potential stability issues with some of the panic suspend stuff and provide predictable battery usage (CCCR also controls other hw clocks).
At present tetsu doesn't indicate vcore settings for underclocking the zaurus so I didn't add underclocking options. When I have waded through the PXA270 manuals and found the appropriate settings I will add them to the settings file.
BTW: This doesn't indicate that I condone overclocking or even view these settings as 'safe'. Please refer to my original statement as regard to my feelings regarding overclocking...
https://www.oesf.org/forums/index.php?showtopic=11753- Andy