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Date: Tue, 17 May 2011 09:14:27 +0200
From: Wolfgang Grandegger <wg@domain.hid>
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Subject: Re: [Xenomai-help] build xenomai userspace app, illegal instruction
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To: "Koenig, Florian" <F.Koenig@domain.hid>
Cc: xenomai@xenomai.org

On 05/17/2011 09:03 AM, Koenig, Florian wrote:
> Hi,
> 
>> After copying trivial-periodic to 405GP cpu, it returns illegal
> instruction.
> 
> Hm, in a previous mail I asked if the installed Xenomai programs from
> the test suite like "latency" or "cyclictest" do work. Is that the case?
> If not, it's most likely not a build problem.
> 
> The latency and cyclictest also return illegal instruction. What could it
> else be, misconfigured kernel?

Do you have CONFIG_XENO_HW_FPU disabled? If not, please disable and
retry. Illegal instructions are maybe due to hard-float instructions in
the binary. I will check on our Walnut board when time permits...
hopefully today.

Wolfgang.