From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from kuber.nabble.com (kuber.nabble.com [216.139.236.158]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTP id 5F36DDDE3E for ; Wed, 25 Jul 2007 01:22:03 +1000 (EST) Received: from isper.nabble.com ([192.168.236.156]) by kuber.nabble.com with esmtp (Exim 4.63) (envelope-from ) id 1IDMD2-0001qy-Ds for linuxppc-embedded@ozlabs.org; Tue, 24 Jul 2007 08:22:00 -0700 Message-ID: <11765540.post@talk.nabble.com> Date: Tue, 24 Jul 2007 08:22:00 -0700 (PDT) From: Mirek23 To: linuxppc-embedded@ozlabs.org Subject: Re: Interrupts on xilinx ml403 In-Reply-To: <11758237.post@talk.nabble.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii References: <11708607.post@talk.nabble.com> <11758237.post@talk.nabble.com> List-Id: Linux on Embedded PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , I will try to go further with that after trying Grant's suggestion. When I still have a problem I will contact you. Best Regards Mirek Misbah khan wrote: > > hi .. > > If you could send me the code and the config related doc . I could then be > able to suggest you something. As per the understanding of the problem i > guess you are not congiguring the interrupt controller properly. you have > to use correct IRQ no for that ports then other configuration such as > interrupt type, and whenever you service the interrupt you have to clear > the interrupt etc are to be taken care ....Please see the interrupt > controller register and do your settings correctly . If the same persists > then you please send me the code and the documents then only i could give > the exact explaination on this > > ----misbah > > Mirek23 wrote: >> >> Dear All, >> >> I use linux kernel 2.6 on ppc405 of my Avnet (xilinx like ml403) >> evaluation board. >> >> I have setup the virtex-4 FPGA to deal with Themac and Serial interfaces. >> As input/output devices I have chosen 8 LEDs and DIP Switches. >> >> With such a configuration I am able to control from Linux user >> applications via GPIO driver the LEDs and DIP Switches. >> >> Right now I just wanted to make use of the interrupts. I have configured >> the Dip switches to use interrupt. The interrupt accoures when the DIP >> Switches state has changed. >> >> In the BSP generated by EDK 9.1 I see that macro : >> >> #define XPAR_DIP_SWITCHES_8BIT_INTERRUPT_PRESENT 1 >> >> has changed from zero to one. >> The macro XPAR_INTC_MAX_NUM_INTR_INPUTS is set to 1 as it was before. >> This is due to the fact that >> TEMAC uses one interrupt line. >> >> Does it mean that DIP Switches do not use INTC interrupt controller? >> How to handle the DIP Switches interrupt? >> Does the Interrupt handler routine have to acknowledge the interrupt from >> Dip Switches? >> >> Many thanks in advance for any hint on that. >> >> Best Regards >> >> Mirek >> >> >> >> >> >> > > -- View this message in context: http://www.nabble.com/Interrupts-on-xilinx-ml403-tf4117226.html#a11765540 Sent from the linuxppc-embedded mailing list archive at Nabble.com.