Re: [Xenomai-help] Xenomai and Pandaboard

[Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org>]

On 01/25/2012 04:58 PM, Gilles Chanteperdrix wrote:
> On 01/25/2012 04:42 PM, Christopher Roberts wrote:
>> I've been trying to build a working kernel with Xenomai librarys for the
>> last couple of days, and keep running into snags. Its the first time I've
>> ever tried to build a kernel before, though I do have some experience with
>> Linux and embedded systems.
>>
>> So far, I've tried using a cross toolchchain built using Buildroot 2011.8,
>> which I used to make x-loader and u-loader, both of which appear to work,
>> then the 2.6.38.8 kernel with xenomai 2.6.0, which seems to compile
>> correctly, but on boot up the board halts after unpacking the kernel (both
>> front lights stay on and it never tries to actually start up the hardware).
>> So next I tried building it on a working Ubunutu 11.10 image running on the
>> pandaboard, but I was never able to successfully build the kernel that way.
>>
>> Any advice I could get on what I'm doing wrong would be
>> greatly appreciated.
> 
> I routinely run xenomai on pandaboard with the following kernel
> configuration:
> 
> http://sisyphus.hd.free.fr/~gilles/config-panda
> 
> If it does not work for you, please try disabling CONFIG_XENOMAI and
> CONFIG_IPIPE to see if the result boots.
> 

In order to get clues about why your kernel does not boot, you can try
enabling the "early printk" option, then boot the kernel passing
"earlyprintk" on its command line.

-- 
					    Gilles.