[Xenomai] _X86_VSYSCALL on arm ?

Hänel-Baas, Alexander alexander.haenel-baas at sieb-meyer.de
Thu Mar 30 11:04:51 CEST 2017


Hi Jan,

Thanks for your fast response.

> This had no effect on ARM. It was defined by default in configure[.ac], even on non-x86, but that was fixed as a side effect of 18493575. You will get this with the next latest stable 3.0.x release.

Nice to hear it. I had already expected that. 

By 
Alexander

-----Ursprüngliche Nachricht-----
Von: Jan Kiszka [mailto:jan.kiszka at web.de] 
Gesendet: Donnerstag, 30. März 2017 10:42
An: Hänel-Baas, Alexander; xenomai at xenomai.org
Betreff: Re: _X86_VSYSCALL on arm ?

On 2017-03-30 09:32, Hänel-Baas, Alexander wrote:
> Hi,
> 
> our xenomai application shows CONFIG_XENO_X86_VSYSCALL=1, but is is running on arm machine.
> 
> We compile the app on a debian x86 host machine with the 
> OSELAS.Toolchain-2016.06 (arm-v7a-linux-gnueabi) for running on the arm Layerscape (ls1021a) target.
> To get the proper clfags we ask xeno-config with "--skin=alchemy --cflags".
> 
> My issue :
> Is CONFIG_XENO_X86_VSYSCALL=1 for an arm binary good?
> Where is the step to configure this flag? 

This had no effect on ARM. It was defined by default in configure[.ac], even on non-x86, but that was fixed as a side effect of 18493575. You will get this with the next latest stable 3.0.x release.

Jan




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