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Date: Thu, 21 Dec 2006 16:53:18 +0100
From: Jan Kiszka <jan.kiszka@domain.hid>
MIME-Version: 1.0
Subject: Re: [Xenomai-help] please i need help for rt_intr_create() fails
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To: mani bhatti <imranbashirbhatti@domain.hid>
Cc: xenomai@xenomai.org

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mani bhatti wrote:
> Hi all
> i am trying to create a user space parallel port interrupt but the prob=
lem is that   err=3Drt_intr_create(&intr_desc,"MyIrq",IRQ_NUMBER,I_NOAUTO=
ENA);
>=20
> returns -22 instead of zero which means success.i dont have idea what t=
his error code  -22 means.please help me in this regard.i am attaching th=
e sample code.If some one can send me some basic working user space xenom=
ai  code i would be  very thankful.Thanks,

Your test loads fine for me over latest Xenomai (but I see no reason why
older versions should fail). Maybe your kernel/userspace pair is out of
sync.

If the problem persists, add some printk into the path the
rt_intr_create syscall takes. Start here:

http://www.rts.uni-hannover.de/xenomai/lxr/source/ksrc/skins/native/sysca=
ll.c#3066

Jan


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