Disabling device probing (was: Re: long flight; need battery power!)

Philip S. Schulz ph.schulz at gmx.de
Wed Aug 31 17:57:42 GMT 2005


on 31.08.2005 16:51 Uhr Ulrich Spoerlein said the following:
> On Fri, 26.08.2005 at 19:37:46 +0200, Philip S. Schulz wrote:
> 
>>[relative cpufreq drivers suck]
>>
>>  Personally, I find this very annoying b/c 750 MHz makes the fan spin up more often than 
>>800 MHz where I don't feel any difference in performance.
>>
>>  In order to work only with absulute drivers, i.e. emulate the est(4) behaviour, use 
>>/boot/device.hints to disable all relative drivers your system detects.
> 
> 
> I have the same problem and am still running est/estctrl on my 6.0
> Banias-Laptop. I read cpufreq(4) and didn't find any documented loader
> tunables.  Would you care to share the magic incantation, that disables
> relative drivers?
> 

most (all?) drivers don't probe for the hardware if you set the variable 
hint.[device].[instance].disabled="1". For example, to disable probing 
for p4tcc0, I have hint.p4tcc.0.disabled="1" in /boot/device.hints

Regards,

Phil.

-- 

Don't fix it if it ain't broke.


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