John,
Am 28.01.2013 um 01:39 schrieb John Morris: > Hi Chris, > > On 01/27/2013 12:17 PM, Chris George wrote: >> I've downloaded and installed your package, following the directions at >> http://wiki.linuxcnc.org/cgi-bin/wiki.pl?XenomaiKernel on a 64-bit Ubuntu >> 12.04 install. I then followed the directions at >> http://wiki.linuxcnc.org/cgi-bin/wiki.pl?NewRTInstall to install the new >> branch supporting Xenomai kernels, and it nearly works. > > Great, that's perfect. > >> The issue I have >> run into is that during the test "halmodule.0", I get the following error: >> >> Traceback (most recent call last): >> File "/home/chris/gitspace/linuxcnc-rtos/bin/pyvcp", line 41, in <module> >> import vcpparse >> File "/home/chris/gitspace/linuxcnc-rtos/lib/python/vcpparse.py", line >> 26, in <module> >> import pyvcp_widgets >> File "/home/chris/gitspace/linuxcnc-rtos/lib/python/pyvcp_widgets.py", >> line 49, in <module> >> from hal import * >> File "/home/chris/gitspace/linuxcnc-rtos/lib/python/hal.py", line 30, in >> <module> >> import _hal >> ImportError: libnative.so.3: shared object cannot be dlopen()ed >> lat.hal:6: pyvcp exited without becoming ready >> RTAPI: ERROR: Unexpected realtime delay on task 1 - 'fast' (1 overruns) >> This Message will only display once per session. >> Run the Latency Test and resolve before continuing. >> RTAPI: ERROR: Unexpected realtime delay on task 1 - 'fast' (1 overruns) >> This Message will only display once per session. >> Run the Latency Test and resolve before continuing. >> RTAPI: ERROR: Unexpected realtime delay on task 1 - 'fast' (1 overruns) >> This Message will only display once per session. >> Run the Latency Test and resolve before continuing. >> RTAPI: (further messages will be suppressed) >> >> A nearly identical error occurs when I run the latency tests or attempt to >> open LinuxCNC with a sample module. Googling has shown that generally this >> issue is caused by compiling the kernel without the >> option --enable-dlopen-skins. Eventually I'll try to compile the kernel >> myself, but I figured I'd bring this to the attention of the package >> manager. > > You've figured it out. The upstream xenomai package doesn't enable > dlopen skins by default. I've rebuilt the xenomai packages; update as > usual: > > sudo apt-get update > sudo apt-get install libxenomai-dev libxenomai1 xenomai-runtime > # sudo apt-get install xenomai-doc linux-patch-xenomai # optional > > Thanks for the detailed bug report! > > In addition, there are new kernel packages with meaningful file names > for /boot/* and /lib/modules/*: > > sudo apt-get install linux-image-3.5.7-xenomai-2.6.2.1 > > John I've tried you latest kernel with xenomai-user on precise and linuxcnc builds & runs without a hitch. Congratulations - that was quite an achievement! - Michael ------------------------------------------------------------------------------ Master Visual Studio, SharePoint, SQL, ASP.NET, C# 2012, HTML5, CSS, MVC, Windows 8 Apps, JavaScript and much more. Keep your skills current with LearnDevNow - 3,200 step-by-step video tutorials by Microsoft MVPs and experts. ON SALE this month only -- learn more at: http://p.sf.net/sfu/learnnow-d2d _______________________________________________ Emc-developers mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-developers
