[ltp] Making an A22p appear inactive?
Mark Beierl
linux-thinkpad@www.bm-soft.com
Mon, 14 Jan 2002 11:30:39 -0500
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As cooling the cpu is critical to keeping it operational, IBM might not
provide a method to control the fan directly. I'd be wary of playing
with that one myself...
Regards,
Mark
Richard wrote:
>Thanks for your reply.
>
>What I'm really after, more than anything else is a way that, once the
>screensaver kicks in to blank the screen, I can set the fan to turn off.
>
>My fan never turns off, even if the machine is just sitting there,
>processing nothing, (unless I suspend the laptop).
>
>Are you saying that changing the power control mode will allow the BIOS to
>automatically shutdown the fan except when needed?
>
>(As for configuration, I have purely Linux Mandrake 8.1 I'd usually expect
>to do BIOS configuration via a reboot and enter CMOS setup, although I
>understand that tpctl is an easier way to do this)
>
>Regards
>
>Richard
>
>
>On Sun, 13 Jan 2002, Adam Benjamin wrote:
>
>>>When the machine enters pretend-to-be-asleep mode, I'm aiming for:
>>>
>>> *The processor to keep running (perhaps at lower rate?)
>>> *The modem to remain online, if it currently is
>>> *Screen off (this can be done by the screensver)
>>> *HDD spindown (done by hdparm)
>>> *Processor FAN off - how do I do this?
>>>
>>Sounds like you *don't* want to suspend - ie. turn that off. Then you
>>can set the other options for your power utilization mode. The
>>details of how you do that are different depending on what OSes you
>>have available to you.
>>
>>I'm currently running a 770E with RH7.2, with a dos partition in order
>>to run the PS2.exe in order to configure my bios.
>>
>>So if I were doing all of the above, I would use the PS2.exe to turn
>>off anything that would cause the machine to suspend (perhaps
>>including disabling suspend-on-lid-close) and then I would change my
>>power utilization mode to low. That could actually be done while in
>>linux using tpctl stuff - but the disabling the suspension would have
>>to be done within DOS using tpctl. (I don't think tpctl will do that
>>kind of config within linux - but I could be wrong.)
>>
>>I hope that helps,
>>
>>Adam Benjamin
>>
>>
>>----- The Linux ThinkPad mailing list -----
>>The linux-thinkpad mailing list home page is at:
>>http://www.bm-soft.com/~bm/tp_mailing.html
>>
>
>
>----- The Linux ThinkPad mailing list -----
>The linux-thinkpad mailing list home page is at:
>http://www.bm-soft.com/~bm/tp_mailing.html
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As cooling the cpu is critical to keeping it operational, IBM might not provide
a method to control the fan directly. I'd be wary of playing with that one
myself...<br>
<br>
Regards,<br>
Mark<br>
<br>
Richard wrote:<br>
<blockquote type="cite" cite="mid:Pine.SOL.4.33.0201141537100.11405-100000@green.csi.cam.ac.uk">
<pre wrap="">Thanks for your reply.<br><br>What I'm really after, more than anything else is a way that, once the<br>screensaver kicks in to blank the screen, I can set the fan to turn off.<br><br>My fan never turns off, even if the machine is just sitting there,<br>processing nothing, (unless I suspend the laptop).<br><br>Are you saying that changing the power control mode will allow the BIOS to<br>automatically shutdown the fan except when needed?<br><br>(As for configuration, I have purely Linux Mandrake 8.1 I'd usually expect<br>to do BIOS configuration via a reboot and enter CMOS setup, although I<br>understand that tpctl is an easier way to do this)<br><br>Regards<br><br>Richard<br><br><br>On Sun, 13 Jan 2002, Adam Benjamin wrote:<br><br></pre>
<blockquote type="cite">
<blockquote type="cite">
<pre wrap="">When the machine enters pretend-to-be-asleep mode, I'm aiming for:<br><br> *The processor to keep running (perhaps at lower rate?)<br> *The modem to remain online, if it currently is<br> *Screen off (this can be done by the screensver)<br> *HDD spindown (done by hdparm)<br> *Processor FAN off - how do I do this?<br></pre>
</blockquote>
<pre wrap="">Sounds like you *don't* want to suspend - ie. turn that off. Then you<br>can set the other options for your power utilization mode. The<br>details of how you do that are different depending on what OSes you<br>have available to you.<br><br>I'm currently running a 770E with RH7.2, with a dos partition in order<br>to run the PS2.exe in order to configure my bios.<br><br>So if I were doing all of the above, I would use the PS2.exe to turn<br>off anything that would cause the machine to suspend (perhaps<br>including disabling suspend-on-lid-close) and then I would change my<br>power utilization mode to low. That could actually be done while in<br>linux using tpctl stuff - but the disabling the suspension would have<br>to be done within DOS using tpctl. (I don't think tpctl will do that<br>kind of config within linux - but I could be wrong.)<br><br>I hope that helps,<br><br>Adam Benjamin<br><br><br>----- The Linux ThinkPad mailing list -----<br>The linux-thi
nkpad mailing list home page is at:<br><a class="moz-txt-link-freetext" href="http://www.bm-soft.com/~bm/tp_mailing.html">http://www.bm-soft.com/~bm/tp_mailing.html</a><br><br></pre>
</blockquote>
<pre wrap=""><!----><br><br>----- The Linux ThinkPad mailing list -----<br>The linux-thinkpad mailing list home page is at:<br><a class="moz-txt-link-freetext" href="http://www.bm-soft.com/~bm/tp_mailing.html">http://www.bm-soft.com/~bm/tp_mailing.html</a><br><br></pre>
</blockquote>
<br>
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