On Mon, 2017-03-20 at 17:34 +0100, Cédric Perles wrote: > Hi Mauro, > > In fact, I was booting the wrong kernel through tftp. Using the correct one, > I have indeed IPIPE and XENOMAI running. > Sorry for bothering you and thx for your time.
You are welcome. > > By the way, is there any classical traps to know concerning Xeno 3.0.3 on > iMX6 ? You should pay attention to L2 cache: if you experience high latencies it could be a culprit (see cache write disable handling in arch/arm/mm/cache-l2x0.c). For everything else, I have found all things I needed in documentation and mailing-list. Regards > > Regards > > Cédric > > > > > -----Message d'origine----- > De : Mauro Salvini [mailto:mauro.salv...@smigroup.net] > Envoyé : lundi 20 mars 2017 15:44 > À : Cédric Perles > Cc : xenomai@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 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@SeproGroup <https://twitter.com/seprogroup> > > > > > > > > > > -----Message d'origine----- > > De : Mauro Salvini [mailto:mauro.salv...@smigroup.net] > > Envoyé : lundi 20 mars 2017 09:34 > > À : Cédric Perles > > Cc : xenomai@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@SeproGroup > > > > > > > > > > > > > > > -------------- next part -------------- A non-text attachment was > > > scrubbed... > > > Name: image001.jpg > > > Type: image/jpeg > > > Size: 22984 bytes > > > Desc: not available > > > URL: > > > <http://xenomai.org/pipermail/xenomai/attachments/20170320/50daa0cf/ > > > at > > > tachment.jpg> > > > -------------- next part -------------- A non-text attachment was > > > scrubbed... > > > Name: image003.png > > > Type: image/png > > > Size: 818 bytes > > > Desc: not available > > > URL: > > > <http://xenomai.org/pipermail/xenomai/attachments/20170320/50daa0cf/ > > > at tachment.png> _______________________________________________ > > > Xenomai mailing list > > > Xenomai@xenomai.org > > > https://xenomai.org/mailman/listinfo/xenomai > > > _______________________________________________ Xenomai mailing list Xenomai@xenomai.org https://xenomai.org/mailman/listinfo/xenomai
