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.
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