From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <499D789D.3040109@domain.hid> Date: Thu, 19 Feb 2009 16:19:57 +0100 From: Philippe Gerum MIME-Version: 1.0 References: <4B2EEE69E41E524EB7FCDC62A15D68D80308F137@domain.hid> <499572C2.3060609@domain.hid> <49957D23.4040806@domain.hid> <4B2EEE69E41E524EB7FCDC62A15D68D8030CCF0F@ARVMAIL1.mra.roland-man.biz> <499C1749.7040804@domain.hid> <4B2EEE69E41E524EB7FCDC62A15D68D8030CCF23@domain.hid> <499C1BD6.3010909@domain.hid> <499C5A63.8060309@domain.hid> <4B2EEE69E41E524EB7FCDC62A15D68D8030CD121@domain.hid> <499D774F.1030209@domain.hid> In-Reply-To: <499D774F.1030209@domain.hid> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Subject: Re: [Xenomai-help] Floating Point Exceptions in RT-Tasks Reply-To: rpm@xenomai.org List-Id: Help regarding installation and common use of Xenomai List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: thomas.debes@domain.hid Cc: xenomai@xenomai.org Philippe Gerum wrote: > thomas.debes@domain.hid wrote: >> Thanks for testing it - that is exactly what I would like to see. Obvi= ously it's a kernel/I-Pipe related thing which prevents me from getting t= he exception. Unfortunately updating to kernel 2.6 is not an option for n= ow. >> >=20 > I'm afraid this is not I-pipe related, this would have been too easy. T= he test > snippet works fine here as well on a lite5200 + ipipe-2.4.25-1.2-02, EL= DK-4.1 > environment. >=20 > Now we should suspect something going on with your target environment; = which > libc are you based on? > Works fine with ELDK-3.1.1 rootfs as well. >=20 >> Thomas >> >> -----Urspr=FCngliche Nachricht----- >> Von: Wolfgang Grandegger [mailto:wg@domain.hid >> Gesendet: Mittwoch, 18. Februar 2009 19:59 >> An: Debes, Thomas RAEK3 MRA >> Cc: xenomai@xenomai.org; Gilles Chanteperdrix >> Betreff: Re: [Xenomai-help] Floating Point Exceptions in RT-Tasks >> >> Wolfgang Grandegger wrote: >>> thomas.debes@domain.hid wrote: >>>> Unfortunately I don't have a newer kernel, I will talk to Wolfgang G= randegger, maybe he can do a short test with my formerly attached sample = application. >>> I will try it out on my TQM5200 board later today or tomorrow. >> With I-Pipe v2.4-03, Xenomai v2.5-devel (SVN revision 4519) and Linux >> 2.6.26 on my TQM85200 I get: >> >> -bash-3.2# ./fpu-exception-test >> Floating point exception >> >> -bash-3.2# dmesg|tail >> ... >> Xenomai: Switching trivial to secondary mode after >> exception #1792 from user-space at 0x10001840 (pid 1127) >> >> Is that the expected behavior? >> >> Wolfgang. >> >> -------------------------------------------------------- >> manroland AG >> Vorsitzender des Aufsichtsrates: Hanno C. Fiedler >> Vorstand: Gerd Finkbeiner (Vorsitzender), Dr. Ingo Koch, Dr. Markus Ra= ll, Paul Steidle =20 >> Sitz der Gesellschaft: Offenbach am Main, Registergericht: Amtsgericht= Offenbach HRB-Nr. 42592 >> USt-Ident-Nr. DE 250200933 >> >> _______________________________________________ >> Xenomai-help mailing list >> Xenomai-help@domain.hid >> https://mail.gna.org/listinfo/xenomai-help >> >=20 >=20 --=20 Philippe.