Re: PowerPCSPE port status
On Sep 17, 2012, at 4:22 PM, Lennart Sorensen wrote:
> On Mon, Sep 17, 2012 at 11:00:17PM +0200, Sebastian Andrzej Siewior wrote:
>> 8572 and P2020 are dual cores / SMP. They _are_ fast and support more than
>> 4GiB of memory. They play in the performance league. MPC512x are the slow
>> ones. I built the port on _one_ 8536 and the buildd was mostly wating for me
>> not the other way around (except for gcc or openoffice :P). Kyle then hooked a
>> couple of other buildds for a rebuild of our 90% of the archive and we
>> managed to rebuild in less than a day. Without his buildd it would take
>> about five days on my 8572.
>
> Well they are reasonable as build machines. Having enough ram is
> important.
>
> Still compared to a 3.7GHz 6 core 64bit IBM powerpc, they are not fast.
>
>> There is nothing wrong with the CPU. The FPU is non-standard but defined
>> power.org. Would they bring some Desktops (I have S3 GPU via PCIe on one of my
>> machines) then they would be probably more people which are willing to
>> play with a distro.
>> The problem is that FSL is pushing for their own building system instead
>> of using something sane like Debian. While their system works for something
>> small it does not scale. Scale means not only huge amount of packages (like
>> gnome's deps) but also to keep up with up-to date packages in terms of stable
>> (working) and security fixes.
>
> Yeah I never did like freescale's build methods. It's a mess.
>
> Well if there are enough people actually using them I hope the port can
> find the developers it needs to keep going. I don't see much future in
> the architecture as far as new CPUs is concerned. Making regular powerpc
> designs just seems to make a lot more sense.
We are trying to move to something more standard with Yocto. While I'd love for us to support more Linux distro's with active developers that just hasn't been in the cards.
If getting some HW donated would help its something I can probably get out of FSL.
- k
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