On Oct 10, 2013, at 7:23 AM, Stéphane Ducasse <[email protected]> wrote:
> > On Oct 10, 2013, at 4:45 AM, [email protected] wrote: > >> Also there is the '[squeak-dev] CharacterScanner and stopConditions' thread >> following which Tim comments in [vm-dev] "...prompted me to try the latest >> image with all the new character scanner stuff as well. > > Can you explain what is the new chararcter stuff? > Is it at the vm level? or at the image one? > if this is at the image one it is in Pharo? > Because I missed that. Ok I got it this is in the latest squeak image. So this is interesting for pi and the rest and we should have a look and integrate it to Pharo. I asked nicolas cellier how we could obtain it. > Stef > > > >> Wow. Now that makes an improvement. And that's on a stackvm with no >> fasterbitblt support yet." >> >> >> [email protected] wrote: >>> I guess you're aware of Tim Rowledge's work... >>> http://forum.world.st/New-faster-RISC-OS-Squeak-td4668157.html >>> http://www.rowledge.org/tim/squeak/ >>> >>> cheers -ben >>> >>> Nick Ager wrote: >>>> Hi Sven and others, >>>> >>>> I've attached a screen shot of Pharo 20623.image running on the Raspberry >>>> Pi - I'd connected through a VNC session into my Mac. The image is almost >>>> unusably slow - I don't know if the problem lays in the graphical >>>> performance + VNC rather than the bytecode execution. tinyBenchmarks give: >>>> >>>> 0 tinyBenchmarks '10471204 bytecodes/sec; 307552 sends/sec' >>>> >>>> I came across a "PrimitiveFailed" walk-back from NativeBoost >>>> class>>#isEnabled and just commented out the primitive call and instead >>>> returned false. I guess this is probably as the VM sources I have date back >>>> to April/May so probably aren't completely compatible with 2.0. >>>> >>>> I've shared my Raspberry Pi build folder "result" on dropbox, which >>>> contains the StackVM executable built on the Pi: >>>> https://www.dropbox.com/sh/cnta1hjoo7ptv1j/CELvuMjIRl >>>> >>>> I haven't tried installing the built StackVM onto a clean Pi distribution >>>> so don't know if any of the packages I installed during the build process >>>> will also be required for executing the StackVM - don't complain too loudly >>>> if just copying the contents from dropbox doesn't work directly on your Pi. >>>> >>>> I found some more notes I made while trying to compile the VM - though >>>> reading them back they seem more like the ramblings of a mad man and I'm >>>> sure the problems I ran into compiling the StackVM will be sorted by now: >>>> https://docs.google.com/document/d/1ZIzvTmV4zkYrFgOdAzfZzC35iMAqI2jc-44XQO9wSwc/edit?usp=sharing >>>> >>>> Also note that Pharo1.2.1 works with the VM used for Scratch in the >>>> Raspberry Pi distribution - without the need to build your own VM. >>>> >>>> Sorry I don't have many free cycles to support, but hope this might help >>>> someone to create a "blessed" Raspberry Pi Pharo VM >>>> >>>> Cheers >>>> >>>> Nick >>>> >>>> >>>> >>>> >>>> >>>> On 2 October 2013 12:47, Sven Van Caekenberghe <[email protected]> wrote: >>>> >>>>>> Hi Nick, >>>>> >>>>> On 02 Oct 2013, at 11:51, Nick Ager <[email protected]> wrote: >>>>> >>>>>>>> Hi, >>>>>> >>>>>> I managed to compile a StackVM on the raspberry Pi - a couple of months >>>>>>>> ago - though I haven't tried with the latest StackVM source. I meant to >>>>> write it up, but life got in the way I'm afraid. >>>>> >>>>> What you did (and I can't) is indeed what should be done: recompile >>>>> locally ;-) >>>>> >>>>> So the conclusion is that it worked and that you can now run Pharo 2.0 >>>>> (and presumable 3.0) as well ? >>>>> >>>>> That would be excellent and important news ! And the best short term >>>>> solution. >>>>> >>>>> Either you (but you lack time) or somebody else who feels at home with >>>>> this stuff should redo your steps and produce the actual VM, so that us >>>>> weak high-level programmers can have our Pharo and play ;-) >>>>> >>>>> Thanks, >>>>> >>>>> Sven >>>>> >>>>>>>> The procedure I took was: >>>>>> * From a PC running Pharo install VMMaker packages (I found it was >>>>>>>> easiest to run under a Linux (eg Ubuntu) to match the PIs OS. >>>>>>>> * Export the StackVM source >>>>>> * Install the build tools on the raspberry Pi >>>>>> * Copy exported StackVM source (need to ensure it is copied to exactly >>>>>>>> the same place, eg /home/nick/build) >>>>>>>> * Build and test with Pharo2.0.image >>>>>> >>>>>> I choose to build on the Raspberry Pi as in my experience setting up a >>>>>>>> reliable cross-compiling environment can take days. >>>>>>>> Here are some notes I made at the time: >>>>>> >>>>>> On the raspberry PI: >>>>>> # install build tools >>>>>> sudo apt-get install gcc g++ cmake >>>>>> >>>>>> # dependencies for vm plugins >>>>>> sudo apt-get install libasound2-dev libssl-dev libfreetype6-dev >>>>>>>> libgl1-mesa-dev >>>>>>>> sudo apt-get install build-essential >>>>>> >>>>>> # to fix: >>>>>> # /usr/bin/ld: cannot find -lSM >>>>>> #/usr/bin/ld: cannot find -lICE >>>>>> # create the following links in: /usr/lib/arm-linux-gnueabihf/ >>>>>> >>>>>> sudo ln -s libSM.so.6 libSM.so >>>>>> sudo ln -s libICE.so.6 libICE.so >>>>>> >>>>>> Once the source is installed: >>>>>> >>>>>> chmod +x platforms/unix/config/version >>>>>> chmod +x platforms/unix/config/verstamp >>>>>> >>>>>> At the time I had to patch a couple of files, but that might have >>>>>>>> changed with later versions of the StackVM source. My notes say I >>>>>>>> modified >>>>> the following, though don't indicate what I changed: >>>>>>>> platforms/Cross/vm/sqAtomicOps.h >>>>>> platforms/unix/vm/sqUnixITimerHeartbeat.c >>>>>> platforms/unix/vm/vmVersionInfo.h >>>>>> src/vm/gcc3x-interp.c >>>>>> >>>>>> >>>>>> Hope this helps >>>>>> >>>>>> Nick >>>>>> >>>>>> >>>>>> On 2 October 2013 10:31, Goubier Thierry <[email protected]> wrote: >>>>>> Ok, thanks for the info, Sven. >>>>>> >>>>>> Thierry >>>>>> >>>>>> Le 02/10/2013 11:06, Sven Van Caekenberghe a écrit : >>>>>> >>>>>> Thierry, >>>>>> >>>>>> On 02 Oct 2013, at 10:14, Goubier Thierry <[email protected]> >>>>>>>> wrote: >>>>>>>> Hi all, >>>>>> >>>>>> I'm trying to know if it is possible to run a version of pharo, recent >>>>>>>> if possible, on the Raspberry Pi? >>>>>>>> I know that there is a squeak vm on Raspian (Debian for the >>>>>>>> RaspberryPi) >>>>>>>> but it doesn't load recent pharo images. >>>>>>>> Using the VM that comes with Raspbian, you can run Pharo 1.4. >>>>>> Pharo 2.0 requires additional VM support. >>>>>> >>>>>> Sven >>>>>> >>>>>> Thanks, >>>>>> >>>>>> Thierry >>>>>> -- >>>>>> Thierry Goubier >>>>>> CEA list >>>>>> Laboratoire des Fondations des Systèmes Temps Réel Embarqués >>>>>> 91191 Gif sur Yvette Cedex >>>>>> France >>>>>> Phone/Fax: +33 (0) 1 69 08 32 92 / 83 95 >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> -- >>>>>> Thierry Goubier >>>>>> CEA list >>>>>> Laboratoire des Fondations des Systèmes Temps Réel Embarqués >>>>>> 91191 Gif sur Yvette Cedex >>>>>> France >>>>>> Phone/Fax: +33 (0) 1 69 08 32 92 / 83 95 >>>>>> >>>>>> >>>>>>>> >>>>>> >>>>> >>>> -------------------------------------------------------------------------------- >>>> >>> >>> >> >> >> >
