RE: [Xenomai-help] number-crunching execution jitter

2005-11-07 Thread Gilles Chanteperdrix
[EMAIL PROTECTED] wrote: > In the meantime I modified the benchmark with a call to the routine > pthread_set_mode_np(0, PTHREAD_SHIELD) immediately after thread is > created, and observes a huge reduction in execution jitter, but at > the expense of wakeup jitter. So I concluded the interrupt s

Re: [Xenomai-help] RTDM driver path question

2005-11-07 Thread Jan Kiszka
Sean McGranaghan wrote: > Hello all, > > I am in the process of writing a simple device driver for Xenomai 2.0 > using RTDM. I have a skeleton driver module loading and registering with > RTDM. (I can see the entries in the /proc filesystem when the module > loads.) I now want to write a driver va

[Xenomai-help] RTDM driver path question

2005-11-07 Thread Sean McGranaghan
Hello all, I am in the process of writing a simple device driver for Xenomai 2.0 using RTDM. I have a skeleton driver module loading and registering with RTDM. (I can see the entries in the /proc filesystem when the module loads.) I now want to write a driver validation application to exercise

RE: [Xenomai-help] number-crunching execution jitter

2005-11-07 Thread Gilles Chanteperdrix
[EMAIL PROTECTED] wrote: > In the meantime I modified the benchmark with a call to the routine > pthread_set_mode_np(0, PTHREAD_SHIELD) immediately after thread is > created, and observes a huge reduction in execution jitter, but at > the expense of wakeup jitter. So I concluded the interrupt s

Re: [Xenomai-help] RTDM driver path question

2005-11-07 Thread Jan Kiszka
Sean McGranaghan wrote: > Hello all, > > I am in the process of writing a simple device driver for Xenomai 2.0 > using RTDM. I have a skeleton driver module loading and registering with > RTDM. (I can see the entries in the /proc filesystem when the module > loads.) I now want to write a driver va