From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <4F19B046.6090504@domain.hid> Date: Fri, 20 Jan 2012 19:19:50 +0100 From: Gilles Chanteperdrix MIME-Version: 1.0 References: In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Subject: Re: [Xenomai-help] rtdm difficulties List-Id: Help regarding installation and common use of Xenomai List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Terry Fryar Cc: xenomai@xenomai.org On 01/20/2012 05:17 PM, Terry Fryar wrote: > Using xenomai 2.6.0 with 2.6.38 kernel and rtdm. Been working on a rtdm > driver for awhile and all of a sudden I've lost stability. So, I've backed > off all code except for registering an empty realtime irq handler using > rtdm_irq_request(). I'm getting kernel oops, and I don't know why? The irq > handler simply returns RTDM_IRQ_HANDLED and that's it. I've rebuilt my > kernel several times, and I'm wondering if I'm missing a .config entry for > something related to xenomai?? If I take out the irq handler registration, > all is fine. This driver's been working for about 2 weeks, but all of a > sudden I'm getting kernel faults. Here's what I'm getting from my driver > (vme_pd_drv): Are you working on omap ? Is the irq coming from a gpio ? Are you returning IRQ_HANDLED without acknowledging the interrupt at device level (I am talking about the device on the other end of the irq line). -- Gilles.