From: Philippe Gerum <rpm@xenomai.org>
To: Wolfgang Grandegger <wg@domain.hid>
Cc: adeos-main@gna.org, xenomai@xenomai.org
Subject: [Xenomai-core] Re: [Adeos-main] Re: adeos-ipipe-2.6.18-ppc-1.4-00.patch, first version
Date: Sat, 14 Oct 2006 23:35:26 +0200 [thread overview]
Message-ID: <1160861726.5151.6.camel@domain.hid> (raw)
In-Reply-To: <451E378F.5030305@domain.hid>
On Sat, 2006-09-30 at 11:23 +0200, Wolfgang Grandegger wrote:
> Hi Philippe,
>
> Philippe Gerum wrote:
> > On Sun, 2006-09-24 at 22:55 +0200, Wolfgang Grandegger wrote:
> >> Hi Philippe,
> >>
> >> attached you will find a first version of the PPC ADEOS-IPipe patch for
> >> Linux 2.6.18 (from kernel.org) for review. I have also included a
> >> commented log file with more information on the porting of
> >> adeos-ipipe-2.6.14-ppc-1.4-00 to Linux 2.6.18. It works with a recent
> >> version of Xenomai.
> >>
> >
> > Thanks, at first sight, this looks good. I don't see any obvious problem
> > in the tracer code either. Anyway, I will play with it asap.
> >
> >> The patch currently only supports devices in the "arch/ppc" tree with
> >> the option "CONFIG_PPC_MERGE" not set. Porting the "arch/powerpc" tree
> >> requires further effort and I need a test system as well. Puh, let's
> >> hope that the merge ppc -> powerpc will be completed soon.
> >>
> >> The idle loop is not yet working for 6xx and I have disabled it for
> >> this reason (check arch/powerpc/kernel/idle.c). It needs further
> >> debugging. I hope to find more time beginning of October.
> >
> > Ok, thanks. Btw, returning from NAP on 6xx is done through an exception,
> > right? If so, maybe we have a problem with this particular
> > exception/interrupt branching directly to transfer_to_handler_full (i.e.
> > the vanilla way) without being known from the Adeos pipeline, albeit it
> > should? (red blinking warning: this is just a wild guess).
>
> Attached is a revised patch including a fix for remaining problem in the
> 6xx idle loop mentioned above. The bug was here (diff to old patch):
Merged, thanks.
--
Philippe.
prev parent reply other threads:[~2006-10-14 21:35 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-09-24 20:55 [Xenomai-core] adeos-ipipe-2.6.18-ppc-1.4-00.patch, first version Wolfgang Grandegger
2006-09-24 22:08 ` [Xenomai-core] " Philippe Gerum
2006-09-25 7:21 ` Wolfgang Grandegger
2006-09-30 9:23 ` [Xenomai-core] Re: [Adeos-main] " Wolfgang Grandegger
2006-10-08 20:56 ` Philippe Gerum
2006-10-14 21:35 ` Philippe Gerum [this message]
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