2012/10/19 Gilles Chanteperdrix <[email protected]>
> On 10/19/2012 04:29 PM, Sebastian Pavez wrote: > > 2012/10/19 Gilles Chanteperdrix <[email protected]> > > > >> On 10/19/2012 03:54 PM, Sebastian Pavez wrote: > >>> 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 > >> > >> Does the same configuration work with CONFIG_XENOMAI and CONFIG_IPIPE > >> disabled? > >> > >> -- > >> Gilles. > >> > > > > Thank you for your quick answer. > > I disabled those options and I got an error. I attach the capture of > that. > > > > Ok, try compiling the kernel without running prepare-kernel.sh, but > still with the same configuration. > > -- > Gilles. > I did that, but after rebooting and selecting the kernel occurs the same thing than before ... :( _______________________________________________ Xenomai mailing list [email protected] http://www.xenomai.org/mailman/listinfo/xenomai
