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Re: Timecritical interrupt-debuging ... printf in DSR's ... Cyg_Scheduler_Implementation::rem_thread() ... cyg_assert_fail()
- From: Fabian Scheler <fabian dot scheler at gmail dot com>
- To: Oliver Munz <oli at snr dot ch>
- Cc: ecos-discuss at sources dot redhat dot com
- Date: Tue, 5 Jul 2005 09:16:44 +0200
- Subject: Re: [ECOS] Timecritical interrupt-debuging ... printf in DSR's ... Cyg_Scheduler_Implementation::rem_thread() ... cyg_assert_fail()
- References: <006101c580e1$b3a48df0$5e188481@cadpad>
- Reply-to: Fabian Scheler <fabian dot scheler at gmail dot com>
Hi,
> I don't know if it's allowed to use the buffered IO from ISR and DSR's. If
> everybody know's if it should work or not in threory, let me know.... Im
> also intressted in other hints how to debug driveres...
well, I don't know the exact implementation of buffered IO in eCos,
but buffered IO always is blocking (if you want to ensure that no data
gets lost), and blokcing operations are never allowed within an ISR or
a DSR.
Ciao, Fabian
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