Hi Jack, Indeed, I can open tutorial 3 from your forked github location successfully without causing segfaults. I'll post if compilation of the simulink model fails.
So where exactly is the problem? In mlib_devel or incompatible changes in Xilinx System Generator? Thanks! Gopal On 05/09/2012 03:58 PM, Jack Hickish wrote: > Hi all, > > After a fair bit of tutorial related pain on the mailist recently, I've > just forked the tutorial-devel repo to > https://github.com/jack-h/tutorials_devel and recompiled tutorials 1-3 > with Sysgen 11.5 and the libraries in the main casper github repo. > > The tutorials in the 2011 directory *should* work (along with their > python counterparts). > > Feel free to give those a go and give me a shout if you still have problems. > > Cheers, > Jack > > On 9 May 2012 20:49, John Ford <jf...@nrao.edu <mailto:jf...@nrao.edu>> > wrote: > > Hi all. > > Rich Lacasse at NRAO in Charlottesville has the same problem. I also > tried it on our machine in Green Bank, with the same bad results. > That's > three separate machines and users with the same problem. Something's > wrong with this tutorial, or it is incompatible with the latest > mlib_devel. Could someone have a look at it? > > Thanks! > > John > > > > Hey Gopal, > > > > One thing you can try is to start matlab without loading the yellow > > blocks, > > open the model file and add them in fresh from the library, save and > > return > > to normal usage. > > > > This will require you comment out the load xps_library portion of your > > matlab startup script. Start matlab, and open the desired model file. > > Doing this, you may be able to see the yellow blocks show up as "bad > > links" with red dashes around them. From there you can delete > them, and > > manually add them back in from the xps library. You may need to > consult > > the tutorial, or look at the original model .mdl file in a text > editor, to > > make sure you set the parameters appropriately. From there you > should be > > able to save the .mdl file, close matlab, go back to the startup > file and > > uncomment back to the regular usage. Hopefully it opens up fine this > > time. > > > > > > If this solution works, perhaps I can write something more > detailed to the > > wiki page for the Tutorials. Would that be an appropriate edit > for the > > wiki? I think something stated on that page would help - we have seen > > several new roach users encounter this issue. > > > > Gopal, I was also strongly advised when I started out to use 11.5 > and the > > stable release of the tools. This solution fixed the problem on that > > setup, hopefully it does on 13 as well. > > > > --Laura > > > > On Mon, May 7, 2012 at 12:44 PM, Gopal Narayanan > > <go...@astro.umass.edu <mailto:go...@astro.umass.edu>>wrote: > > > >> Hello All, > >> > >> I am running Matlab R2011A on a 64-bit Debian Linux System. I > also have > >> tested this issue in two other machines, one running Ubuntu (64 > bit as > >> well), and the other running Windows XP-64 with similar results. The > >> Xilinx System Generator version in all cases is 13.3.4175. > >> > >> I have successfully created, compiled and programmed our ROACH board > >> with tutorials 1 and 2. I am able to download the tutorial model > files > >> from the CASPER website and open Tutorials 1 and 2, and > compile/simulate > >> them. However, when I download the r_spec_2048_103.mdl or the > >> r_spec_2048_105.mdl (both are tutorial 3 files) from the CASPER git > >> site, and open within simulink, immediately I get a segfault crash in > >> matlab. > >> > >> I attach the crash dump for my ubuntu machine with this. I contacted > >> Matlab technical support, but after looking at it, they blame Xilinx > >> System Generator for this problem even indicating an url that > apparently > >> show memory leaks in sysgen: > >> > >> http://www.xilinx.com/support/answers/34287.htm > >> > >> I thought I would write to you all to find if anyone has had > issues like > >> mine. And if you have some helpful tips to fix the issue. > Alternatively, > >> if someone could send me an updated saved version of the tutorial > 3 file > >> saved with a more recent system generator version, I would appreciate > >> it! Maybe I could try with this updated version. > >> > >> Thanks a bunch. > >> > >> Gopal > >> -- > >> Gopal Narayanan Ph #: (413) 545 0925 > <tel:%28413%29%20545%200925> > >> Department of Astronomy e-mail: > go...@astro.umass.edu <mailto:go...@astro.umass.edu> > >> University of Massachusetts Amherst MA 01003 > >> > > > > > > -- Gopal Narayanan Ph #: (413) 545 0925 Department of Astronomy e-mail: go...@astro.umass.edu University of Massachusetts Amherst MA 01003
