[PD] Pd on ARM devices

dreamer dreamer at puikheid.nl
Thu Mar 1 16:20:49 CET 2012


Well, I have a pandora and the buildtools for crosscompiling to it. I
could also compile on the pandora, but it's based on OpenEmbedded (or
actually Ångström).
Do you think GLES2.0 is good enough to run GEM?

Alexander



On Thu, Mar 1, 2012 at 4:17 PM, Hans-Christoph Steiner <hans at at.or.at> wrote:
>
> If you have Debian running on the Beagleboard, building Pd-extended should just be a matter of following the standard Debian instructions.  Start with BuildingPdExtended on puredata.info.
>
> .hc
>
> On Mar 1, 2012, at 1:36 AM, dreamer wrote:
>
>> I'm not sure how easy it is to generalize ARM platforms though. The
>> processor in the RasPi is an ARM11, compared to for instance the
>> Cortex-A found in beagleboards and other devices it has quite a
>> reduced instruction set and doesn't support stuff like NEON, which can
>> be very beneficial for media applications (not sure if Pd could make
>> use of it though).
>>
>> Talking about ARM personally, I'm interested in getting PD and Gem
>> (preferably pd-extended) running on the Pandora, which has a Cortex-A8
>> like the beagleboard. I have tried the debian package here
>> http://enchevetres.org/doku.php?id=tek:puredata inside the pandebian
>> program (a chroot to run debian packages for the pandora os), but the
>> program was completely unusable.
>>
>> If anyone has success getting pd-extended compiled for Cortex-A8 from
>> source I'm very much interested in any tips.
>>
>>
>> Alexander
>>
>>
>>
>> On Thu, Mar 1, 2012 at 9:41 AM, Pierre Massat <pimassat at gmail.com> wrote:
>>> Thank you all for your encouraging replies.
>>>
>>> @Scott : I 'm also wondering what the Pi is capable of dsp-wise.
>>> @Charles : I don't know the power of the dark side, but I'm dying to learn
>>> more about it!
>>>
>>> I guess we'll continue this thread when one of us managed to get his hand on
>>> a Pi.
>>>
>>> Pierre.
>>>
>>>
>>> 2012/3/1 Hans-Christoph Steiner <hans at at.or.at>
>>>>
>>>>
>>>> There are some fedora packages of pd floating around.  It would be great
>>>> for someone to update them and include them in the pure-data SVN or some
>>>> repo somewhere.  Also, if someone makes a fedora package .spec file for the
>>>> Library Template, it'll be really easy to package lots of other libraries
>>>> for Fedora.
>>>>
>>>> If you get Debian running on the Pi, then just apt-get install puredata.
>>>>
>>>> .hc
>>>>
>>>> On Feb 29, 2012, at 1:15 PM, Scott R. Looney wrote:
>>>>
>>>> i figure it won't be too long before nearly everyone including planet
>>>> CCRMA has a build going specifically for the Pi. there' s a very good chance
>>>> the Pi Foundation can license the design to other makers, so by May or so
>>>> i'd bet a number of different places will have them in stock. the biggest
>>>> issue for me is how much DSP performance you get out of something whose
>>>> speed matches the iPhone 3GS. the awesome thing would be to put their
>>>> display engine to work doing DSP but i think that's a long way down the line
>>>> if ever due to the limited API access. i started a thread about this a bit
>>>> ago and if i remember, the falling down point of ARM was that it didn't
>>>> handle floating point well. i'd be curious how much these devices could be
>>>> pushed.
>>>>
>>>> scott
>>>>
>>>>
>>>> On Wed, Feb 29, 2012 at 1:01 PM, Charles Henry <czhenry at gmail.com> wrote:
>>>>>
>>>>> On Wed, Feb 29, 2012 at 12:39 PM, Pierre Massat <pimassat at gmail.com>
>>>>> wrote:
>>>>>>
>>>>>>
>>>>>> 2012/2/29 Charles Henry <czhenry at gmail.com>
>>>>>>>
>>>>>>> On Wed, Feb 29, 2012 at 10:06 AM, Pierre Massat <pimassat at gmail.com>
>>>>>>> wrote:
>>>>>>>> Dear List,
>>>>>>>>
>>>>>>>> I'm planning to buy a Raspberry Pi sometime soon, and I'd like to
>>>>>>>> know
>>>>>>>> the
>>>>>>>> implications of the ARM11 chip on the use of Pd.
>>>>>>>> I know nothing about the differences in architectures, so i'd like
>>>>>>>> to
>>>>>>>> know :
>>>>>>>> - why an ARM chip would be a problem for compiling, installing and
>>>>>>>> running
>>>>>>>> Pd,
>>>>>>>
>>>>>>> It's not a problem--Pd compiles and runs on the arm architecture.
>>>>>>> Android devices for example have arm processors.  Debian pure data
>>>>>>> packages are available for arm.
>>>>>>
>>>>>>
>>>>>> That's good news! I suppose Debian packages can't be installed in
>>>>>> Fedora,
>>>>>> can they?
>>>>>
>>>>> No--planet CCRMA has some i386 pd packages, but not arm.  If you want
>>>>> to run Fedora and Pd, you will need to compile it.    If only you knew
>>>>> the power of the dark side, and by dark side, I mean Debian.
>>>>>
>>>>> If you didn't get your pre-order in time for this batch, you'll have
>>>>> to wait a month, I bet.  By the time I got to work this morning, it
>>>>> was too late.
>>>>>
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>>>>
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>>>>
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>>>>
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