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Date: Thu, 27 Sep 2012 20:20:54 +0200
From: Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org>
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Subject: Re: [Xenomai] Kernel 2.6.37.6 + Xenomai 2.5.6 is ok,
 but with Xenomai 2.6.1 it won't boot
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To: Jari Lietzen <jari.lietzen@gmail.com>
Cc: xenomai@xenomai.org

On 09/27/2012 05:47 PM, Jari Lietzen wrote:

> 27.09.2012 10:46, Gilles Chanteperdrix kirjoitti:
>> On 09/27/2012 07:49 AM, Jari Lietzen wrote:
>>
>>> 27.09.2012 00:30, Gilles Chanteperdrix kirjoitti:
>>>> On 09/24/2012 09:09 PM, Jari Lietzen wrote:
>>>>
>>>>> Hi!
>>>>>
>>>>> Kernel 2.6.37.6 and Xenomai 2.5.6 boots ok, though displaying the error
>>>>> message: "MP-BIOS bug: 8254 timer not connected to IO-APIC".
>>>>>
>>>>> If I try to use Xenomai 2.6.1 the error message displayed is the same
>>>>> and system just hangs after that. No other messages, keyboard doesn't
>>>>> work, nothing. I started with the same kernel configuration, but I have
>>>>> disabled a few options more (e.g. syscall auditing, shared interrupt
>>>>> support).
>>>>>
>>>>> I'm using Intel Core 2 Duo processor with Asus P5LD2-VM motherboard.
>>>>> Obviously I'm missing something, but I can't figure that out. Here is
>>>>> the kernel config file:
>>>>
>>>>
>>>> If you use one of the I-pipe patches whih ship with Xenomai 2.6.1, such
>>>> as the patch for linux 3.2, do you also have the issue?
>>>>
>>>
>>> Hi!
>>>
>>> Yes, I have patched the kernel with this:
>>> /usr/src/xenomai/scripts/prepare-kernel.sh --arch=x86_64
>>> --adeos=/usr/src/xenomai/ksrc/arch/x86/patches/adeos-ipipe-2.6.37.6-x86-2.9-02.patch
>>> --linux=/usr/src/linux
>>>
>>> xenomai being a link to xenomai-2.6.1 -directory. When I switch between
>>> Xenomai 2.5.6 and 2.6.1 I remove the whole linux directory and extract
>>> it from the source again and change the xenomai link accordingly. With
>>> Xenomai 2.5.6 the patching was done with this:
>>> /usr/src/xenomai/scripts/prepare-kernel.sh --arch=x86_64
>>> --adeos=/usr/src/xenomai/ksrc/arch/x86/patches/adeos-ipipe-2.6.37-x86-2.9-00.patch
>>>    --linux=/usr/src/linux
>>
>>
>> So, could you try Xenoami 2.5.6 with the 2.9-02 patch, or 2.6.1 with the
>> 2.9-00 patch, or with the patch for linux 3.2 ?
>>
> 
> I booted 2.6.37.6 kernel patched with 2.9-00 patch and compiled Xenomai 
> 2.6.1 with the following commands:


I mean Xenomai 2.6.1 kernel with the 2.9-00 patch or Xenomai 2.5.6
kernel with 2.9-00 patch. Since the kernel is not booting, we do not
care about the user-space at this point.

-- 
                                                                Gilles.