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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在 2012-10-26，18:27，Erich Dollansky <erichfreebsdlist@ovitrap.com> wrote： > Hi, > > On Fri, 26 Oct 2012 18:09:06 +0800 > 黄文辉 <huanghwh@gmail.com> wrote: > >> 在 2012-10-26，17:56，Erich Dollansky >> <erich@alogreentechnologies.com> wrote： >> >>> 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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