From: Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org>
To: stephane ancelot <sancelot@domain.hid>
Cc: xenomai@xenomai.org
Subject: Re: [Xenomai-help] spurious interrupt with latest release
Date: Thu, 04 Sep 2008 11:05:05 +0200 [thread overview]
Message-ID: <48BFA4C1.1040800@domain.hid> (raw)
In-Reply-To: <op.ugx5nqgunuwxn3@domain.hid>
stephane ancelot wrote:
> Hi,
> Finally since I did not understand why this happened and to inhibit any
> driver writing related problems,I made the following architecture :
>
> a single 5ms task triggs a PLX 9050 INTCSR software register to activate
> INTA (level irq)
>
> the rtdm interupt handler checks if IT comes from the PLX, disable PLX IT,
> resets the software register , reenable PLX it,
> and ack irq rtdm
>
> However at random time , I have always spurious interrupt in this handler.
> The time it occurs is random .
>
> attached my kernel config.gz
Hi,
Did you check the differences in masking/acking/unmasking interrupts for
the interrupt controller you use between the I-pipe patch that works and
the I-pipe patch that does not work ?
Regards.
--
Gilles.
next prev parent reply other threads:[~2008-09-04 9:05 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-09-02 13:28 [Xenomai-help] spurious interrupt with latest release stephane ancelot
2008-09-04 7:56 ` stephane ancelot
2008-09-04 9:05 ` Gilles Chanteperdrix [this message]
2008-09-04 14:47 ` stephane ancelot
2008-09-04 15:51 ` Gilles Chanteperdrix
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=48BFA4C1.1040800@domain.hid \
--to=gilles.chanteperdrix@xenomai.org \
--cc=sancelot@domain.hid \
--cc=xenomai@xenomai.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.