What repository do I need? when I do 'install the smictrl package' I get package not found..
thanks sam On 2/5/2013 7:31 PM, John Morris wrote: > The PPA now has an 'smictrl' utility package for manipulating the SMI > register. More info here: > http://wiki.linuxcnc.org/cgi-bin/wiki.pl?XenomaiKernelPackages#Latency_spikes_and_SMI > > Gilles Chanteperdrix, a Xenomai dev, warned me against enabling SMI > workarounds for all kernels. There's no separate kernel module for > Xenomai like there is for RTAI, so SMI workarounds can't be manipulated > after the kernel compile. > > This utility by Jan Kiszka, another Xenomai dev, can manipulate the SMI > register at runtime. It can also be used for RTAI, PREEMPT_RT or even > vanilla kernels. More info here about installing and using: > > http://wiki.linuxcnc.org/cgi-bin/wiki.pl?XenomaiKernelPackages#Latency_spikes_and_SMI > > Debian source packaging here: > https://github.com/zultron/smictrl-deb > > There's no documentation for it other than the source and what I wrote > on the wiki. > > This could be a great utility for the general LCNC audience. Current > users on RTAI, I assume, enable or disable SMIs globally by loading or > unloading a kernel module. The smictrl utility makes it easy to tweak > individual registers at runtime without having to compile/recompile the > kernel module. > > It would be great if someone wanted to wrap it up in python and provide > docs to make it more user friendly. It would also be nice to have an > init script and a config file to make settings configurable and > persistent across boots. Volunteers? ;) > > John > > > On 02/05/2013 01:31 PM, John Morris wrote: >> Updated kernel packages again. I'm asking folks to go back and try to >> break the vanilla kernel instead of the ubuntu-patched one. >> >> FOR BROKEN NETWORKING: Skunkworks'/Sam Sokolik's Realtek r8168 ethernet >> problem is well-known when driving it with the r8169 driver in the >> mainline kernel. Realtek's r8169 and r8168 conflict, and the r8169 >> sometimes works (at max 100Mb) to drive the r8168, so that's the one >> provided by default. It often fails to work for unknown reasons; a >> quick google will confirm. Although Xenomai patches don't touch it >> directly, they somehow trigger the problem. Solution is to use the new >> r8168 driver package (you should anyway, if you want 1Gb mode to work); >> see below to install. >> >> >> NEW TESTERS: >> http://wiki.linuxcnc.org/cgi-bin/wiki.pl?XenomaiKernelPackages >> >> NEW AND EXISTING TESTERS: >> >> sudo apt-get update >> # update kernel and headers (for building LCNC) >> sudo apt-get install \ >> linux-image-3.5.7-xenomai-2.6.2.1 \ >> linux-headers-3.5.7-xenomai-2.6.2.1 >> >> For folks with the r8168 NIC problem (do this while running the stock >> kernel with working network, of course!): >> >> sudo apt-get install kmod-r8168-modules-3.5.7-xenomai-2.6.2.1 >> sudo update-initramfs -u -k 3.5.7-xenomai-2.6.2.1 >> >> Thanks! >> >> John >> >> >> On 01/29/2013 09:59 PM, John Morris wrote: >>> This time, a new tack: atop the old vanilla 3.5.7 + 2.6.2.1 Xenomai, >>> apply the vanilla 3.5.7 to stock ubuntu lts-3.5.0-23.35 diffs. Thanks >>> to cradek for the idea. >>> >>> Note changed package name, to represent addition of ubuntu patches. >>> >>> sudo apt-get update >>> # update kernel and headers (for building LCNC) >>> sudo apt-get install \ >>> linux-image-3.5.7.2-xenomai-2.6.2.1-ubuntu \ >>> linux-headers-3.5.7.2-xenomai-2.6.2.1-ubuntu >>> >>> Then follow these instructions for building the new integrated RTOS branch: >>> >>> http://wiki.linuxcnc.org/cgi-bin/wiki.pl?NewRTInstall >>> >>> Thanks to skunkworks on #linuxcnc-devel for many iterations of testing >>> multiple kernels on multiple systems today! >>> >>> John >>> >>> >>> On 01/27/2013 09:03 PM, John Morris wrote: >>>> New xenomai packages in the repo fix the dlopen-skins problem Chris >>>> George found and a timer problem Michael Haberler found. >>>> >>>> Both kernel and xenomai packages are at package release 3. >>>> >>>> # update repo metadata >>>> sudo apt-get update >>>> # update xenomai packages >>>> sudo apt-get install libxenomai-dev libxenomai1 xenomai-runtime >>>> # sudo apt-get install xenomai-doc linux-patch-xenomai # optional >>>> # update kernel >>>> sudo apt-get install linux-image-3.5.7-xenomai-2.6.2.1 >>>> >>>> Thanks, fellas, for testing! >>>> >>>> Anyone else who feels like jumping in: >>>> http://wiki.linuxcnc.org/cgi-bin/wiki.pl?XenomaiKernel >>>> >>>> John >>>> >>>> >>>> >>>> >>>> ------------------------------------------------------------------------------ >>>> Master Visual Studio, SharePoint, SQL, ASP.NET, C# 2012, HTML5, CSS, >>>> MVC, Windows 8 Apps, JavaScript and much more. 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