Re: introducing a new architecture/machine; policy ? (and a question)

[Koen Kooi <k.kooi@student.utwente.nl>]

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On 23-06-10 10:53, Frans Meulenbroeks wrote:
> 2010/6/20 Frans Meulenbroeks <fransmeulenbroeks@gmail.com>:
>> 2010/6/20 Koen Kooi <k.kooi@student.utwente.nl>:
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>>> On 20-06-10 11:58, Frans Meulenbroeks wrote:
>>>> Hi,
>>>>
>>>> I'm about to complete bringing a new architecture (nios2 with mmu) and
>>>> machine (cyclone III FPGA starter kit, and maybe also the Nios2
>>>> Embeddeded Evaluation Kit (aka neek)) to oe.
>>>> Is there a policy on on the process how to do this.
>>>
>>> Have a look at the nios2 patches Leon sent last december, they were
>>> reviewed on this list, but not committed.
>>
>> Koen, thanks for reminding me the look at the review comments.
>>
>> I'm well aware of the work of Leon and Walter (and they are well aware
>> of my work).
>> Note that what Leon posted was for a non-mmu nios2 core, whereas the
>> changes I have is for an mmu core.
>>
>> Triggered by Koens reminder I revisited the review comments. Actually
>> none but one are applicable for me.
>> The one that is applicable is the one about pinning versions in
>> machine descriptions.
>> I have also done that, as there are simply no other versions of
>> binutils and gcc that can be used by this hardware.
>> Also I don't feel empowered to make changes in distribution specific files.
>>
>> The only alternative way that I can think of is doing something like:
>> DEFAULT_PREFERENCE_nios2 = "1" in the recipes I need.
>> No idea if that overrules the distro settings or not, but I can give
>> it a try later today.
> 
> Well, tried it and apparently a distro pin has priority over a
> DEFAULT_PREFERENCE_nios2 in the recipe.
> Guess I'll have to do the pinning the the machine description as
> described above.

NO! Machines *never* pin versions, that's what distros and to a lesser
extent recipes are for.

regards,

Koen
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