2012/10/19 Gilles Chanteperdrix <[email protected]>
> On 10/19/2012 02:24 AM, Sebastián Pavez wrote: > > > El 18-10-2012 1:28, Gilles Chanteperdrix escribió: > >> On 10/18/2012 02:40 AM, Sebastián Pavez wrote: > >> > >>> El 16-10-2012 22:11, Gilles Chanteperdrix escribió: > >>>> On 10/16/2012 05:15 PM, Sebastián Pavez wrote: > >>>> > >>>>> Hi, > >>>>> > >>>>> My name is Sebastian and I'm a chilean student from PUCV. Currently I > >>>>> have to develop a RT proyect, but the problem is that I dont have > >>>>> experience with Linux and a lot less with Xenomai. Nevertheless i > >>>>> arrived to install xenomai 2.6.0 on Ubuntu 12.04, but when I try to > >>>>> execute ubuntu with the xenomai kernel the screen goes black > >>>> Please remove "quiet" from Linux command line, and make sure that you > >>>> have all the drivers necessary for the your system to boot, including: > >>>> - video display driver > >>>> - root file system device driver > >>>> - root file system driver > >>>> > >>> Hi, > >>> > >>> I tried to everything from scratch, but i get the same problem. I tried > >>> remove the quiet splash and I could see the line > >>> "Fallback graphics default" well, this is when I execute the kernel > with > >>> xenomai in recovery mode. Because when I tried it in > >>> a normal way I get the blacl screen with a twinkle, in this case I'm > >>> able to put my password and I heard the entry sound (with some > >>> distorsion), so like you said it maybe some driver's problem. > >>> In the recovery mode I checked the application drivers and nothing. > >>> Maybe it's something simple but I'm quite stuck, I've never used linux > >>> before and I really need to get this operative, so if you or someone > >>> else could help me ... in plain language would be awesome ... > >>> Thanks in advance > >>> > >>> PS: In the recovery mode I tried the xenomai tests, I attached the > >>> captures ... > >> > >> Your problem is configuring the kernel. So, please start with the Ubuntu > >> kernel configuration, and simply disable the problematic options > >> described here: > >> http://www.xenomai.org/index.php/Configuring_x86_kernels > >> > >> If you do not know how to configure and compile a kernel, I suggest you > >> read some documentation on the web, such as: > >> http://kernelnewbies.org/KernelBuild > >> > > Thanks Gilles for your answers and time. > > > > I tried one more time from scratch. I used Xenomai 2.6.0 and the kernel > > Linux 2.6.38.8. > > The only changes I made in the configuration are the suggested in the > > page you send me (_CPU_FREQ, _APM, _ACPI_PROCESSOR _INTEL_IDLE, > > _PCI_MSI), I also disable _CC_STACKPROTECTOR and in the Preemption Model > > i choose "Preemptible Kernel (Low-Latency Desktop)". I have a i3 > > processor so I choose the Core 2/newer Xeon's Processor family. > > > You forgot to disable KGDB. > > > > > I got the same result (black screen with the sistem apparently working > > behind like I said), I realise that I didn't follow the recomendations > > mentioned in this page http://kernelnewbies.org/KernelBuild, because I > > tried to follow this tutorial > > > http://www.blaess.fr/christophe/2011/12/28/xenomai-2-6-0-sur-ubuntu-11-10/ > > . So tomorrow I will try to do this on my own with newer versions of the > > kernel and probably with xenomai 2.6.1. > > > > Before that I would like to know if the configuration parameters I > > choose are ok, I don't know how to get a list of all of the parameters > > to put it here but the only changes I made are the ones listed above. I > > have doubts with Preemptible Kernel option because it wasn't listed on > > the page, so I really don't know what is the cause. If it's not a > > configuration issue, could be other causes to my problem?? ... I hope > > not, because at least it's delimited. > > > Well, simply attach the .config file... > > -- > Gilles. > > Well, I did it again disabling the KGDB and the results are the same. I attach the .config file like you suggested. Thanks again -------------- next part -------------- A non-text attachment was scrubbed... Name: config-2.6.38.8-xenomai Type: application/octet-stream Size: 137566 bytes Desc: not available URL: <http://www.xenomai.org/pipermail/xenomai/attachments/20121019/5eb6efe4/attachment.obj> _______________________________________________ Xenomai mailing list [email protected] http://www.xenomai.org/mailman/listinfo/xenomai
