Get the output of a program in a file using QEmu

Jean-Claude Grange lebauce at free.fr
Fri Mar 21 14:55:20 UTC 2008


Hello,

Thank you all for answers. USE_COM1_AS_CONSOLE =1 worked just fine.
I'm really interested in your patch, Joel. Are you going to commit it  
soon ? Or would you mind sending your patch to me so that I can test it.

Thanks
See you


Le 17 mars 08 à 19:47, Joel Sherrill a écrit :

> Jean-Claude Grange wrote:
>> Hello,
>>
>> Thanks for your answer. I'll try that.
>> But I wonder if it's possible to do it without modifying the  
>> program ?
>>
>>
> Define USE_COM1_AS_CONSOLE =1 on the RTEMS configure
> command line and the console will move to the serial port.
> This is how I run RTEMS and GCC tests in an automated
> fashion.
>
> I discovered another nice qemu option --no-reboot which
> exits when the simulated PC does a reset.  This means you
> get a single run of the application and then it exits.  I have
> a pending patch in my tree to make the BSP reset on
> application exit or exception without waiting for a human
> to press a character.  This sped up the gcc test runs
> by a large factor since they have >50K tests.
>
> --joel
>> José Marinho <zemanel at gmail.com> wrote:
>>
>>
>>> you can allways create a file, format it to a specific fylesystem  
>>> and pass
>>> it to qemu as an hard drive, and tell the rtems program to create  
>>> and write
>>> in a file in that hard drive. and then you can mount that file  
>>> with loop
>>> device and access it and get the output file. that's the approach  
>>> that I'de
>>> take. Hope that's usefull to you
>>>
>>> José Marinho
>>>
>>> On 16/03/2008, Jean-Claude Grange <lebauce at free.fr> wrote:
>>>
>>>> Hello,
>>>>
>>>> I'm sorry if this is a stupid question but I've searched on the  
>>>> mailing
>>>> list and
>>>> didn't find an answer.
>>>> I'm trying to get the output of a RTEMS program (for example the  
>>>> Hello
>>>> from the
>>>> samples testsuite) using QEmu, into a file. I'm using the  
>>>> command (on
>>>> Linux) :
>>>>
>>>> qemu -nographic -serial file:output.txt -boot a -fda myimage.img  
>>>> -hda
>>>> fat:.
>>>>
>>>> but I don't get anything in the 'output.txt' file. I also tried - 
>>>> serial
>>>> /dev/ttyS* and with the -monitor stdio option but I still have  
>>>> nothing. I
>>>> must
>>>> be doing something wrong.
>>>>
>>>> I would really appreciate your help.
>>>> Thank you
>>>> _______________________________________________
>>>> rtems-users mailing list
>>>> rtems-users at rtems.com
>>>> http://rtems.rtems.org/mailman/listinfo/rtems-users
>>>>
>>>>
>>>
>>> --
>>> <img> http://www.deec.uc.pt/common/img/deezoom.gif </img>
>>>
>>>
>>
>>
>> _______________________________________________
>> rtems-users mailing list
>> rtems-users at rtems.com
>> http://rtems.rtems.org/mailman/listinfo/rtems-users
>>
>
>
> -- 
> Joel Sherrill, Ph.D.             Director of Research & Development
> joel.sherrill at OARcorp.com        On-Line Applications Research
> Ask me about RTEMS: a free RTOS  Huntsville AL 35805
>   Support Available             (256) 722-9985
>
>




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