[Xenomai] Trying to install Xenomai 3.0.3 on i.MX6 Kernel 4.1.15

Mauro Salvini mauro.salvini at smigroup.net
Mon Mar 20 15:43:46 CET 2017


On Mon, 2017-03-20 at 15:29 +0100, Cédric Perles wrote:
> Hi Mauro,
> 
> First of all, thx for your answer. Knowing that Xenomai 3.0.3 is possible on 
> iMX6 kernel 4.1.15 is already a relief for me.
> 
> I compile my kernel through BuildRoot that automatically builds the .config 
> file.
> However, when I check into kernel menuconfig, I can see I-PIPE is selected 
> (kernel Features -> -*- Interrupt pipeline) and Xenomai is selected ([*] 
> Xenomai/cobalt ).
> My .config file is also OK (CONFIG_IPIPE=y , CONFIG_IPIPE_CORE=y, 
> CONFIG_XENOMAI=y).
> 
> ==> What IPIPE patch did you use ?
I use ipipe-core-4.1.18-arm-9 from git.xenomai.org without problem.
Configuration comes from Yocto's meta-freescale layer defconfig.

> ==> Does IPIPE need something from RootFS ?
AFAIK no, you don't need anything from rootfs to enable i-pipe in
kernel.


So running from console

dmesg | grep -i -e pipe -e xenomai

doesn't show nothing?

Regards
Mauro

> 
> Regards,
> 
> Cédric
> 
>  Sepro<http://extranet.sepro-robotique.com/signatures/Logo_GROUP.jpg>
> 
> Cédric PERLES
> Software R&D engineer
> SEPRO Robotique - Rue Henry Bessemer - Zone Acti-Est - CS 10084 - 85003 La 
> Roche sur Yon Cedex (France)
> 
> Tel : +33 (0)2 51 45 05 31
> 
> ________________________________
> 
> www.sepro-group.com <http://www.sepro-group.com/fr>  | twitter at SeproGroup 
> <https://twitter.com/seprogroup>
> 
> 
> 
> 
> -----Message d'origine-----
> De : Mauro Salvini [mailto:mauro.salvini at smigroup.net]
> Envoyé : lundi 20 mars 2017 09:34
> À : Cédric Perles
> Cc : xenomai at xenomai.org
> Objet : Re: [Xenomai] Trying to install Xenomai 3.0.3 on i.MX6 Kernel 4.1.15
> 
> On Mon, 2017-03-20 at 08:52 +0100, Cédric Perles wrote:
> > Hi community,
> >
> >
> >
> > I’m a Xenomai newby and I’m trying to install Xenomai 3.0.3 on my
> > i.MX6 based board (kernel 4.1.15 from NXP).
> >
> >
> >
> > So I followed the “Installing Xenomai 3.x” chapter in Xenomai.org site
> > and began to download ipipe-core-4.1.18-arm-8.patch.
> >
> > Since my kernel is not 4.1.18 but 4.1.15, I had to slightly adapt the
> > patch to make it fit.
> >
> > Then I ran prepare-kernel.sh that tells me everything was OK.
> >
> > Finally I successfully compiled kernel (and saw a few ipipe and
> > xenomai source files were built with into kernel).
> >
> >
> >
> > However, when I boot on that newly built kernel there is absolutely no
> > xenomai nor ipipe logs into kernel boot logs, and no /proc/xenomai at all.
> >
> > I must have missed something or doing something wrong, but I don’t see.
> >
> >
> >
> > ==> Did somebody successfully run Xeno 3.0.3 on i.MX6 ?
> >
> > ==> What am I doing wrong ?
> >
> Hi Cédric,
> 
> I'm using Xenomai 3.0.3 with 4.1.15 kernel from NXP community with success.
> 
> What defconfig have you used to configure your kernel? Before build it, did 
> you check with 'make menuconfig' that i-pipe was enabled?
> 
> Regards
> Mauro
> >
> >
> > Regards,
> >
> >
> >
> > Cédric
> >
> >
> >
> >
> > Sepro
> >
> > Cédric PERLES
> > Software R&D engineer
> > SEPRO Robotique - Rue Henry Bessemer - Zone Acti-Est - CS 10084 -
> > 85003 La Roche sur Yon Cedex (France)
> >
> > Tel : +33 (0)2 51 45 05 31
> >
> >   _____
> >
> >  <http://www.sepro-group.com/fr> www.sepro-group.com |
> > <https://twitter.com/seprogroup> twitter at SeproGroup
> >
> >
> >
> >
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