Re: [Xenomai-help] fpu context switch issue

2008-11-04 Thread Gilles Chanteperdrix
Mark Saiia wrote: > Hello, > > The switchtest output is as follows. This was run on 2.4.5 with 2.6.26.3 > AMD Geode LX800 board. > In order to get it to run, I had to remove modprobe xeno_native from my > start-up script. I don't know if that is an expected requirement prior to > running the tes

Re: [Xenomai-help] Using Xenomai in early boot phase.

2008-11-04 Thread Philippe Gerum
Wolfgang Grandegger wrote: > Philippe Gerum wrote: >> Wolfgang Grandegger wrote: >>> Philippe Gerum wrote: Wolfgang Grandegger wrote: > Wolfgang Grandegger wrote: >> Philippe Gerum wrote: >>> Wolfgang Grandegger wrote: Hello, I want to use a Xenomai task

Re: [Xenomai-help] Using Xenomai in early boot phase.

2008-11-04 Thread Philippe Gerum
Wolfgang Grandegger wrote: > Philippe Gerum wrote: >> Wolfgang Grandegger wrote: >>> Wolfgang Grandegger wrote: Philippe Gerum wrote: > Wolfgang Grandegger wrote: >> Hello, >> >> I want to use a Xenomai task overtaking the duties of a watchdog running >> under Linux as soon

[Xenomai-help] xenomai on blackfin svn4240

2008-11-04 Thread Filip Van Rillaer
Hello, Starting from subversion revision 4240, xenomai is not compiling anymore for blackfin. I think that part of the problem is the absence of following parts in usermode (I mean not __KERNEL__) in the file asm-blackfin/atomic.h : - typedef for xnarch_atomic_t is missing - xnarch_atomic_get i

Re: [Xenomai-help] RTDM driver hangs

2008-11-04 Thread Jan Kiszka
Juan Antonio Garcia Redondo wrote: > Hi all, > > I've been invetigating further the problem and I've found that the > crash occurs in the following situation (now just one process using a > rtdm driver): > > o A real time process call to rtdm_ioctl function. > o The rtdm_ioctl function blocks at

Re: [Xenomai-help] fpu context switch issue

2008-11-04 Thread Mark Saiia
I've noticed the same erroneous behavior when CONFIG_XENO_HW_FPU is enabled and when it is disabled. I don't know if this information is relevant or not. Is this expected behavior? Mark Saiia On Tue, Nov 4, 2008 at 7:38 AM, Steven Seeger < [EMAIL PROTECTED]> wrote: > Hi Gilles. Please let me

Re: [Xenomai-help] Using Xenomai in early boot phase.

2008-11-04 Thread Wolfgang Grandegger
Philippe Gerum wrote: > Wolfgang Grandegger wrote: >> Philippe Gerum wrote: >>> Wolfgang Grandegger wrote: Wolfgang Grandegger wrote: > Philippe Gerum wrote: >> Wolfgang Grandegger wrote: >>> Hello, >>> >>> I want to use a Xenomai task overtaking the duties of a watchdog ru

Re: [Xenomai-help] fpu context switch issue

2008-11-04 Thread Gilles Chanteperdrix
Steven Seeger wrote: > Hi Gilles. Please let me know if this is ok. This is the datasheet for > the part. Ok, thanks. Unfortunately, the text about finit or fninit is not very detailed. I will try to send a patch anyway. -- Gilles. __

Re: [Xenomai-help] fpu context switch issue

2008-11-04 Thread Gilles Chanteperdrix
Mark Saiia wrote: > I've noticed the same erroneous behavior when CONFIG_XENO_HW_FPU is enabled > and when it is disabled. I don't know if this information is relevant or > not. Is this expected behavior? No, it should not happen when disabled, you should see messages saying "Invalid use of FPU

Re: [Xenomai-help] Using Xenomai in early boot phase.

2008-11-04 Thread Wolfgang Grandegger
Philippe Gerum wrote: > Wolfgang Grandegger wrote: >> Wolfgang Grandegger wrote: >>> Philippe Gerum wrote: Wolfgang Grandegger wrote: > Hello, > > I want to use a Xenomai task overtaking the duties of a watchdog running > under Linux as soon as the Xenomai layer is available du

Re: [Xenomai-help] Masking / Disabling the local timer interrupt

2008-11-04 Thread Gilles Chanteperdrix
Matthew Fornero wrote: > Hello, > > I have an application on x86 that uses an external event (either an > interrupt or a DMA write to a specific memory location) to trigger code > execution, and I believe the local timer interrupt is contributing a > significant amount of jitter. This is a bit of

Re: [Xenomai-help] Using Xenomai in early boot phase.

2008-11-04 Thread Wolfgang Grandegger
Philippe Gerum wrote: > Wolfgang Grandegger wrote: >> Hello, >> >> I want to use a Xenomai task overtaking the duties of a watchdog running >> under Linux as soon as the Xenomai layer is available during boot up. Is >> there a function or variable I could inspect? With 2.3.x, I called >> rtdm_ini

Re: [Xenomai-help] fpu context switch issue

2008-11-04 Thread Gilles Chanteperdrix
Mark Saiia wrote: > Hello, > > The switchtest output is as follows. This was run on 2.4.5 with 2.6.26.3 > AMD Geode LX800 board. > In order to get it to run, I had to remove modprobe xeno_native from my > start-up script. I don't know if that is an expected requirement prior to > running the tes

Re: [Xenomai-help] Using Xenomai in early boot phase.

2008-11-04 Thread Wolfgang Grandegger
Wolfgang Grandegger wrote: > Philippe Gerum wrote: >> Wolfgang Grandegger wrote: >>> Hello, >>> >>> I want to use a Xenomai task overtaking the duties of a watchdog running >>> under Linux as soon as the Xenomai layer is available during boot up. Is >>> there a function or variable I could inspec

Re: [Xenomai-help] Using Xenomai in early boot phase.

2008-11-04 Thread Philippe Gerum
Wolfgang Grandegger wrote: > Wolfgang Grandegger wrote: >> Philippe Gerum wrote: >>> Wolfgang Grandegger wrote: Hello, I want to use a Xenomai task overtaking the duties of a watchdog running under Linux as soon as the Xenomai layer is available during boot up. Is there a

Re: [Xenomai-help] fpu context switch issue

2008-11-04 Thread Steven Seeger
Gilles, Thanks for your effort. Is there a way to make a contribution to the Xenomai project? I should really get the company I'm helping to do that. I have tried to do more to find information on those instructions for the LX800 but I can't find anything. Steven > -Original Message- > F

Re: [Xenomai-help] RTDM driver hangs

2008-11-04 Thread Juan Antonio Garcia Redondo
On 30/10/08 10:44, Juan Antonio Garcia Redondo wrote: > Hi all, > > My application hangs when receive the signal SIGINT(CTRL-C) or SIGTERM. I've > activated the > debug flags related to xenomai plus ipipe, and the console shows the > following: > > <3>Xenomai: fatal: inserting element twice, hol

[Xenomai-help] Problems with image building Icecube

2008-11-04 Thread Marco Antônio Possamai
Here's what I've done so far: $ export CROSS_COMPILE=ppc_6xx- Get the sources: $ git clone git://git.denx.de/linux-2.6-denx.git $ export KDIR=$PWD/linux-2.6-denx $ svn co http://svn.gna.org/svn/xenomai/branches/v2.4.x xenomai-2.4.x $ export XDIR=$PWD/xenomai-2.4.x $ cd $KDIR $ git checkout ori

[Xenomai-help] Masking / Disabling the local timer interrupt

2008-11-04 Thread Matthew Fornero
Hello, I have an application on x86 that uses an external event (either an interrupt or a DMA write to a specific memory location) to trigger code execution, and I believe the local timer interrupt is contributing a significant amount of jitter. This is a bit of a unique case where the only code t

Re: [Xenomai-help] Problems with image building Icecube

2008-11-04 Thread Gilles Chanteperdrix
Marco Antônio Possamai wrote: > Here's what I've done so far: > > $ export CROSS_COMPILE=ppc_6xx- > (...) > $ cd $XDIR > $ ./configure --host=ppc-linux --prefix=/root/xenomai You should read configure output, it is probably instructive. Notably, it should tell you that there is no such compiler a

Re: [Xenomai-help] SegFault on Comedi-rtdm for Xenomai!!

2008-11-04 Thread Alexis Berlemont
Hi, > >> Where did you get the modules ni_mite.ko ni_pcimio.ko ? Did you perform > >> the > >> porting or did you use the version I made (as POC) ? If you use mine, > >> take great care: as I have no NI acquisition card, I was unable to > >> validate the drivers (that is the reason why the driver