Re: [Xenomai-core] [RFC][PATCH 4/4] shorten overrun loops of periodic timers

2006-08-17 Thread Jan Kiszka
Gilles Chanteperdrix wrote: > Jan Kiszka wrote: > > > I am thinking again about this patch: some handlers need to be > > > rewritten, for example the posix timers handler, because the handler > > > relies on the fact that it is called for every timer expiry to compute > > > the overruns count.

Re: [Xenomai-core] [RFC][PATCH 4/4] shorten overrun loops of periodic timers

2006-08-17 Thread Gilles Chanteperdrix
Jan Kiszka wrote: > Gilles Chanteperdrix wrote: > > Jan Kiszka wrote: > > > > I am thinking again about this patch: some handlers need to be > > > > rewritten, for example the posix timers handler, because the handler > > > > relies on the fact that it is called for every timer expiry to co

[Xenomai-core] Towards periodic mode over aperiodic timers

2006-08-17 Thread Jan Kiszka
Hi, the conflict between skins preferring aperiodic timing vs. skin requiring periodic mode popped up once again on xenomai-help. One way out of this, likely THE way, is to map such tick-driven skins on a periodic timer over aperiodic mode (and drop periodic low-level support completely at the sam

Re: [Xenomai-core] [RFC][PATCH 4/4] shorten overrun loops of periodic timers

2006-08-17 Thread Jan Kiszka
Gilles Chanteperdrix wrote: > Jan Kiszka wrote: > > Gilles Chanteperdrix wrote: > > > Jan Kiszka wrote: > > > > > I am thinking again about this patch: some handlers need to be > > > > > rewritten, for example the posix timers handler, because the handler > > > > > relies on the fact that i

[Xenomai-core] [rfc, patch] allow timer interrupt to be shared.

2006-08-17 Thread Gilles Chanteperdrix
Hi, For review, you will find attached to this mail a patch which allows Xenomai to run on ARM platforms where the timer interrupt is shared. Such a platform have to define the constant IPIPE_HAVE_SHARED_TIMER_IRQ, as well as two functions or macros: - ipipe_timer_irq_p(), used by xnpod_announce

Re: [Xenomai-core] [RFC][PATCH 4/4] shorten overrun loops of periodic timers

2006-08-17 Thread Jan Kiszka
Jan Kiszka wrote: > Gilles Chanteperdrix wrote: >> Jan Kiszka wrote: >> > Gilles Chanteperdrix wrote: >> > > Jan Kiszka wrote: >> > > > > I am thinking again about this patch: some handlers need to be >> > > > > rewritten, for example the posix timers handler, because the >> handler >> > >