Re: 2.4.21-ben2 issues: RTC, Thermal and RTAS
On Aug Sun 24 2003 13:20, Wolfgang Pfeiffer wrote:
> On Sun, 24 Aug 2003, J. Javier Maestro wrote:
>
> > On Aug Sun 24 2003 01:11, Wolfgang Pfeiffer wrote:
> > > On Sun, 24 Aug 2003, J. Javier Maestro wrote:
> > >
> > > > My last issue with the kernel is the Thermal Unit Assistant. I
> > > > set the kernel options CONFIG_TAU and CONFIG_TAU_AVERAGE, but at boot
> > > > time, I can read the message "Thermal Assist Unit not available". I was
> > > > wondering if any of you running a PBook G4 has, again, managed to set
> > > > this up.
> > >
> > > It doesn't work here, too:
> > >
> > > /var/log/kern.log:
> > >
> > > Aug 23 18:42:48 [ ... ] kernel: Thermal assist unit not available
> > >
> > > Excerpt from the kernel config here (2.4.21-ben2):
> > >
> > > CONFIG_TAU=y
> > > # CONFIG_TAU_INT is not set
> > > CONFIG_TAU_AVERAGE=y
> >
> > Same as me then :-( would have been cool to have such a thing, although
> > innacurate, there could have been ways of calibrating the device...
> >
> > a pity, isn't it?
>
> Yes. But it seems to be a hardware issue, if I understand correctly
> what I read in Configure.help.
>
> The important point: It seems heat can become dangerous for the
> lifetime of a machine:
>
> http://lists.debian.org/debian-powerpc/2002/debian-powerpc-200204/msg00651.html
>
> Apple writes the operating temperature of the machine is
> 50° to 95° F (10° to 35° C):
>
> http://www.apple.com/powerbook/specs.html
>
> So in a heatwave as we had in Europe until recently (with temperatures
> here in my flat until up to ~ 33 °C, no aircondition) I wouldn't rely
> on a sensor, that might give me wrong values: I prefer to rely on the
> thermometer in my room and the touch of my hand to the metal case of
> the machine, shutting it down if I think the heat my damage it.
True... anyone with a nice hack/mod of the Powerbook with temp sensors?
XXDD Would be nice, woudn't it?
And I have been reading as well on the diode-light for keyboards... a
pity Apple only did it in the 17''.. I might give it a try some day! :-)
--
J. Javier Maestro
<jjmaestro@computer.org>
http://rigel.homelinux.com
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