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Date: Wed, 11 May 2011 16:29:57 +0600
From: Alexey Galakhov <agalakhov@domain.hid>
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Subject: Re: [Adeos-main] mini2440: ipipe kernel stuck in idle loop after
 xenomai init
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To: Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org>
Cc: adeos-main@gna.org

On 05/06/2011 03:33 PM, Gilles Chanteperdrix wrote:
> Ok, so there is a timer interrupt which does not result in reprogramming
> the timer, all you need to find out is why... Could you print the tsc
> value for each of these printks?
> Also, have you tried putting the call to the tsc update function in the
> acktimer function?
I did some more investigations and found what actually happens. The call
to xntimer_next_local_shot does not result in a call to
rthal_timer_program_shot due to "if (h == NULL)" condition. Does it mean
empty queue?

Xenomai: real-time nucleus v2.5.6 (Wormhole Wizards) loaded.
rthal_timer_request[non-generic]
go
rthal_irq_request 30
ipipe_virtualize_irq 30 c0066bcc
rthal_timer_set_oneshot 1
_mach_set_dec 42187 3035818
_tsc_update
xenomai- steal_timer 1
xntimer_next_local_shot
xnarch_program_timer_shot 0
rthal_timer_program_shot 0
xntimer_tick_aperiodic
xntimer_next_local_shot
- return xntimerq_it_begin == NULL
Xenomai: starting native API services.
Xenomai: starting POSIX services.
Xenomai: starting RTDM services.
_mach_acktimer 0
xntimer_tick_aperiodic
xntimer_next_local_shot
- return xntimerq_it_begin == NULL
msgmni has been set to 119
Block layer SCSI generic (bsg) driver version 0.4 loaded (major 253)
io scheduler noop registered (default)

--
Alex