From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <4F8E9746.8060209@domain.hid> Date: Wed, 18 Apr 2012 12:28:22 +0200 From: Roberto Bielli MIME-Version: 1.0 References: <4F50A422.50208@domain.hid> <4F562EC2.6040604@domain.hid> <4F56387B.40702@domain.hid> <4F575BA3.7060404@domain.hid> <4F576622.1030509@domain.hid> <4F57A567.7030008@domain.hid> <4F7C127D.2010400@domain.hid> <4F7C1484.5090406@domain.hid> <4F7C183F.5040009@domain.hid> <4F7F0D4E.8080906@domain.hid> <4F7F0E8A.70702@domain.hid> <4F7F20F0.9070007@domain.hid> <4F80BD10.2060200@domain.hid> <4F83F2C3.50704@domain.hid> <4F83F321.2030300@domain.hid> <4F83F645.7040402@domain.hid> <4F83F828.4000508@domain.hid> <4F83F929.5000300@domain.hid> <4F83FBAB.7040301@domain.hid> <4F83FF49.90608@domain.hid> <4F840DD8.2030407@domain.hid> <4F841E32.50101@domain.hid> <4F8428AA.1040404@domain.hid> <4F842A4B.8040106@domain.hid> <4F852BBB.5050400@domain.hid> <4F85749C.808@domain.hid> <4F86AA98.6010805@domain.hid> <4F87099F.2020707@domain.hid> <4F87139E.6050805@domain.hid> <4F87E781.8020801@domain.hid> <4F882E7B.7010909@domain.hid> <4F8E7EF1.4070205@domain.hid> <4F8E871D.8030207@domain.hid> In-Reply-To: <4F8E871D.8030207@domain.hid> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Subject: Re: [Xenomai-core] porting xenomai on imx25 List-Id: Xenomai life and development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Gilles Chanteperdrix Cc: xenomai@xenomai.org Hi Gilles, i try to give only another accurate information. i made another test: i write a xenomai driver for reading the timer and avic register and i see a strange behaviour. when there is the problem the interrupt is NOT masqueraded in avic but the timer has the interrupt not acked. After this i understand that now are my problems. Do you know somebody that can help me understanding the problem only for xenomai side? We can accept a quotation of work. Thanks for all information and if you Il 18/04/2012 11:19, Gilles Chanteperdrix ha scritto: > On 04/18/2012 10:44 AM, Roberto Bielli wrote: >> Hi Gilles, >> >> here find the answers. >> sorry for the delay. >> >> Il 13/04/2012 15:47, Gilles Chanteperdrix ha scritto: >>> On 04/13/2012 10:44 AM, Roberto Bielli wrote: >>>> Hi Gilles, >>>> >>>> you don't feel like to repeat. >>>> I'm trying all the things that you told me and i will do all the missing >>>> test that you told me. >>> So, what is the result of running your test with unpatched Linux, but >>> with CONFIG_HIGH_RES_TIMERS enabled? >> the result is the same. >> With the base linux application and CONFIG_HIGH_RES_TIMERS all it's ok, >> instead with xenomai application the task with less priority halt the >> task with higher priority until it sleeps. >> I send you my .config file and the test with pthread base. > You know as well as me that this description of the problem is > inaccurate, what really happens is that the timer is programmed but does > not tick. What you have to do now is try and understand what is the > difference between the way xenomai and linux handle the timer to > understand what cause it not to work in xenomai case. If I were you, to > understand this difference, I would start by dumping all timer registers > values at the time when the problem is detected, that is, before the > timer is programmed again. But I am afraid I can not give you more help, > ultimately you are the one which is doing the port to imx25, so you are > on your own. > -- +------------------------------------------------------------------------------------------------+ Roberto Bielli Sviluppo Software Axel S.r.l. Via Del Cannino, 3 21020 Crosio Della Valle Varese - Italy Telefono: +39 0332 949600 Fax: +39 0332 969315 E-mail: roberto.bielli@domain.hid Web Site: www.axelsw.it +------------------------------------------------------------------------------------------------+ Si precisa che le informazioni contenute in questo messaggio sono riservate e ad uso esclusivo del destinatario. Qualora il messaggio in parola Le fosse pervenuto per errore, La preghiamo di eliminarlo senza copiarlo e di non inoltrarlo a terzi, dandocene gentilmente comunicazione. Grazie. Informativa sul trattamento dei dati personali (D. Lgs. 196/2003). I dati utilizzati per la spedizione del presente messaggio sono utilizzati da Axel S.r.l., titolare del trattamento, per l'invio delle comunicazioni dei diversi settori aziendali, non essendo autorizzata la divulgazione a terzi. 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