All of lore.kernel.org
 help / color / mirror / Atom feed
From: Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org>
To: Roberto Bielli <roberto.bielli@domain.hid>
Cc: xenomai@xenomai.org
Subject: Re: [Xenomai-core] porting xenomai on imx25
Date: Thu, 19 Apr 2012 10:54:38 +0200	[thread overview]
Message-ID: <4F8FD2CE.60606@domain.hid> (raw)
In-Reply-To: <4F8FD255.2000206@domain.hid>

On 04/19/2012 10:52 AM, Roberto Bielli wrote:
> Hi Gilles,
> 
> i found the problem that disable interrupts when execute a task.
> My kernel for imx25 uses the properties CONFIG_MXC_IRQ_PRIOR in the .config.
> This properties enable reentrant interrupts so it uses the NIMASK(normal 
> interrupt mask register ) register to disable interrupts with
> certain priority level. The interrupt of timer is disabled in that cases.
> i tried to disable this option in the kernel but i have other big 
> problems with the task and so i have to do other tests before saying the 
> conclusions.
> 
> Do you know if xenomai doesn't work with reentrant interrupts ?

Xenomai as it is will not work in that case, and this option is useless
as all interrupts handlers are executed with hardware irqs disabled, so
your best solution is to try and disable this option.

-- 
                                                                Gilles.


  reply	other threads:[~2012-04-19  8:54 UTC|newest]

Thread overview: 68+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-03-02 10:42 [Xenomai-core] Xenomai server down Gilles Chanteperdrix
2012-03-06  7:55 ` [Xenomai-core] preemptive doesn't work Roberto Bielli
2012-03-06  9:22   ` Gilles Chanteperdrix
     [not found]     ` <4F55E390.8090706@domain.hid>
2012-03-06 12:09       ` [Xenomai-help] " Gilles Chanteperdrix
2012-03-06 13:00         ` Roberto Bielli
2012-03-06 13:04           ` Gilles Chanteperdrix
2012-03-06 15:14             ` Roberto Bielli
2012-03-06 15:20               ` Gilles Chanteperdrix
2012-03-06 15:35                 ` Roberto Bielli
2012-03-06 16:16                   ` Gilles Chanteperdrix
2012-03-07 12:59                     ` Roberto Bielli
2012-03-07 13:44                       ` Gilles Chanteperdrix
2012-03-07 18:13                         ` Roberto Bielli
2012-03-13 10:45                           ` [Xenomai-core] Fwd: " Roberto Bielli
2012-03-13 11:44                           ` [Xenomai-core] " Gilles Chanteperdrix
2012-03-13 12:10                             ` Gilles Chanteperdrix
2012-04-04  9:21                           ` Gilles Chanteperdrix
2012-04-04  9:29                             ` Roberto Bielli
2012-04-04  9:45                               ` Gilles Chanteperdrix
2012-04-06 15:35                                 ` Roberto Bielli
2012-04-06 15:40                                   ` Gilles Chanteperdrix
2012-04-06 16:59                                     ` Roberto Bielli
2012-04-07 22:17                                       ` Gilles Chanteperdrix
2012-04-10  8:18                                         ` Roberto Bielli
2012-04-10  8:22                                           ` Gilles Chanteperdrix
2012-04-10  8:43                                         ` Roberto Bielli
2012-04-10  8:45                                           ` Gilles Chanteperdrix
2012-04-10  8:58                                             ` Roberto Bielli
2012-04-10  9:00                                               ` Gilles Chanteperdrix
2012-04-10  9:06                                               ` Gilles Chanteperdrix
2012-04-10  9:11                                                 ` Gilles Chanteperdrix
2012-04-10  9:21                                                   ` Roberto Bielli
2012-04-10  9:27                                                     ` Gilles Chanteperdrix
2012-04-10  9:37                                                     ` Gilles Chanteperdrix
2012-04-10 10:39                                                       ` Roberto Bielli
2012-04-10 11:25                                                         ` Gilles Chanteperdrix
2012-04-10 12:05                                                           ` Roberto Bielli
2012-04-10 12:06                                                             ` Gilles Chanteperdrix
2012-04-10 12:11                                                               ` Roberto Bielli
2012-04-10 12:12                                                                 ` Gilles Chanteperdrix
2012-04-10 12:18                                                                   ` Roberto Bielli
2012-04-10 11:49                                                         ` Gilles Chanteperdrix
2012-04-10 12:33                                                           ` Roberto Bielli
2012-04-10 12:36                                                             ` Gilles Chanteperdrix
2012-04-10 12:58                                                               ` Roberto Bielli
2012-04-10 15:55                                                                 ` Gilles Chanteperdrix
2012-04-10 12:40                                                             ` Gilles Chanteperdrix
2012-04-11  6:59                                                               ` Roberto Bielli
2012-04-11 11:59                                                                 ` Gilles Chanteperdrix
2012-04-11 12:10                                                                 ` Gilles Chanteperdrix
2012-04-12 10:12                                                                   ` Roberto Bielli
2012-04-12 16:58                                                                     ` [Xenomai-core] porting xenomai on imx25 Roberto Bielli
2012-04-12 17:40                                                                       ` Gilles Chanteperdrix
2012-04-13  8:44                                                                         ` Roberto Bielli
2012-04-13 13:47                                                                           ` Gilles Chanteperdrix
2012-04-18  8:44                                                                             ` Roberto Bielli
2012-04-18  9:19                                                                               ` Gilles Chanteperdrix
2012-04-18 10:28                                                                                 ` Roberto Bielli
2012-04-18 11:51                                                                                   ` Gilles Chanteperdrix
2012-04-19  8:52                                                                                     ` Roberto Bielli
2012-04-19  8:54                                                                                       ` Gilles Chanteperdrix [this message]
2012-04-19  9:01                                                                                         ` Roberto Bielli
2012-04-19  9:02                                                                                           ` Gilles Chanteperdrix
2012-04-19 12:11                                                                                             ` Gilles Chanteperdrix
2012-04-12 17:32                                                                     ` [Xenomai-core] preemptive doesn't work Gilles Chanteperdrix
2012-04-10 12:52                                                             ` Gilles Chanteperdrix
2012-04-10  9:19                                                 ` Roberto Bielli
2012-04-10  9:19                                                   ` 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=4F8FD2CE.60606@domain.hid \
    --to=gilles.chanteperdrix@xenomai.org \
    --cc=roberto.bielli@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.