[Xenomai] Xenomai/Ipipe on arm with LPAE enabled not booting

Gilles Chanteperdrix gilles.chanteperdrix at xenomai.org
Thu Aug 28 22:40:03 CEST 2014


On 08/28/2014 10:35 PM, Lennart Sorensen wrote:
> So I did some experiments on 3.12 kernel on an omap5726.
> 
> Xenomai/ipipe seems to work great (after all it managed to pass the
> xenomai test suite).
> 
> LPAE+KVM also works great.
> 
> However if you enable LPAE (with or without KVM) while ipipe is enabled
> (with or without xenomai enabled), then the kernel never boots (no
> console messages at all).
> 
> Any ideas where to start on debugging this problem?

Chances are high that the kernel starts booting, but encounters a 
problem before enabling the console. In order to get the traces, see:

http://xenomai.org/2014/06/porting-xenomai-to-a-new-arm-soc/#The_kernel_stops_after_the_message_8220Uncompressing_Linux8230_done_booting_the_kernel8221

-- 
                                                                Gilles.




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