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Date:      Fri, 26 Oct 2012 18:48:11 +0800
From:      =?UTF-8?B?6buE5paH6L6J?= <huanghwh@gmail.com>
To:        Erich Dollansky <erichfreebsdlist@ovitrap.com>
Cc:        "freebsd-x11@freebsd.org" <freebsd-x11@freebsd.org>
Subject:   Re: mac mini extremely hot when using i915kms
Message-ID:  <-8414367542747740056@unknownmsgid>
In-Reply-To: <20121026172754.2bc62da0@X220.ovitrap.com>
References:  <CAB8uncYvkYQS6n3QY90capbfMPuDi_cBnRfMdhvo7g2qpzdLmw@mail.gmail.com> <20121026165627.5b149102@X220.ovitrap.com> <-7415970152760827503@unknownmsgid> <20121026172754.2bc62da0@X220.ovitrap.com>

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=E5=9C=A8 2012-10-26=EF=BC=8C18:27=EF=BC=8CErich Dollansky <erichfreebsdlis=
t@ovitrap.com> wrote=EF=BC=9A

> Hi,
>
> On Fri, 26 Oct 2012 18:09:06 +0800
> =E9=BB=84=E6=96=87=E8=BE=89 <huanghwh@gmail.com> wrote:
>
>> =E5=9C=A8 2012-10-26=EF=BC=8C17:56=EF=BC=8CErich Dollansky
>> <erich@alogreentechnologies.com> wrote=EF=BC=9A
>>
>>> Hi,
>>>
>>> On Fri, 26 Oct 2012 17:28:19 +0800
>>> Huang Wen Hui <huanghwh@gmail.com> wrote:
>>>
>>>> Hi,
>>>> I am run 9.1-RC2 under mac mini(A1347), powerd aslo run,
>>>> Without i915kms running,  cpu temperature is very low:
>>>> % sysctl -a|grep temperature
>>>
>>> can you also show the CPU speed? If powerd does not manage to get
>>> the CPU clock down the temperature will rise.
>>>
>> This is 2.0G CPU, CPU speed is 100Mhz when CPU is idle and powerd is
>> running.
>
> and the temperature is that high then?
Yes, the fan is working very hard...
>
> What happens if you run Mac OS X on the same machine?
>
>From the iStat pro under Mac OS X,  the CPU temperature is about 45.0C.
> I wonder that the machine can get that hot when the clock is this low.
> There might be some other problem with the machine.
>
> I wonder why this happens only with i915 loaded.
When I start gnome2, i915kms loaded automatically.
I remember that if I use VESA driver, CPU temperature is also normal,
I need to double check tomorrow...

--hwh
>
> Erich



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