Re: 2.4.21-ben2 issues: RTC, Thermal and RTAS
On Wed, 17 Dec 2003, Sven Luther wrote:
> On Wed, Dec 17, 2003 at 10:57:07AM +0100, Geert Uytterhoeven wrote:
> > On Wed, 17 Dec 2003, Sven Luther wrote:
> > > On Wed, Dec 17, 2003 at 10:43:24AM +0100, Geert Uytterhoeven wrote:
> > > > On Wed, 17 Dec 2003, Sven Luther wrote:
> > > > > On Sun, Aug 24, 2003 at 03:18:46AM +1000, J. Javier Maestro wrote:
> > > > > > I just recompiled the 2.4.21-ben2 kernel several times, trying to get it
> > > > > > running. I finally fixed the FB problem I was having at compilation, and
> > > > > > when booting, the kernel froze in the middle of the boot, when trying to
> > > > > > set the System time. I can track this to the RTC support, since the
> > > > > > kernel booted nicely when I unset CONFIG_RTC.
> > > > >
> > > > > Strange, i am experiencing exactly the opposite behavior, but then i
> > > > > have a Pegasos, which is of CHRP lineage, and uses a via southbridge.
> > > >
> > > > And the VIA SouthBridge has a builtin PC-style RTC, right?
> > >
> > > Yep, it does. What about your longtrail, what does it use for RTC ?
> >
> > | callisto$ grep rtc .config
> > | CONFIG_GEN_RTC=m
> > | CONFIG_RTC=y
> > | callisto$
> >
> > It uses the PC-style RTC driver (genrtc.o is not loaded).
>
> Mmm, what was your box again ? a chrp no ?
Yep, CHRP LongTrail. It has a Winbond/Symphony Labs W83C553 SouthBridge.
> So, for your hardware, also the CONFIG_RTC is needed, but this will
> break on powerpc.
>
> So, either we separate again the CONFIGs, load everything as module
> (should be possible, i wonder if the clock is set before the modules get
> loaded though. I have noticed it is set two times in the boot process,
> or at least the delays in not having CONFIG_RTC is), or fix the source
> so it things will not break on pmac.
Most probably it will work with genrtc, too, but then /dev/rtc will have less
features.
> BTW, would you care to test some kernel packages on your longtrail ? I
> will put them at people.debian.org/powerpc, and you can download them
> from there.
If I find time, I may be able to do that...
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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