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 99523DDDF8 for ; Wed, 2 Jan 2008 20:18:18 +1100 (EST) Received: from isper.nabble.com ([192.168.236.156]) by kuber.nabble.com with esmtp (Exim 4.63) (envelope-from ) id 1J9zjq-0003g7-Ll for linuxppc-embedded@ozlabs.org; Wed, 02 Jan 2008 01:18:14 -0800 Message-ID: <14575369.post@talk.nabble.com> Date: Wed, 2 Jan 2008 01:18:14 -0800 (PST) From: Misbah khan To: linuxppc-embedded@ozlabs.org Subject: Re: How to do IO mapped Implimentation ??? In-Reply-To: <14522349.post@talk.nabble.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii References: <14522349.post@talk.nabble.com> List-Id: Linux on Embedded PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Till now i assume that Io mapped and memory mapped Implimentation are same ...the biggest doubt is How the two would remain the same ....If any of you have worked on it Please share your experience with me .... Misbah khan wrote: > > Hi all... > > I am writing a driver in which device port is mapped to CPLD and 8 bit > data bus is directly connected from processor to CPLD. Read write on CPLD > memory mapped (buffer/register) is required to control the device. This is > now IO mapped to processor. > > I need to know whether i am right if i impliment like this :- > addr=ioremap(base_addr); // Remap to Mem mapped address > outb(addr) and inb(addr); > > Please suggest me if i am wrong or there could be better solution to this > . > > -----Misbah <>< > > -- View this message in context: http://www.nabble.com/How-to-do-IO-mapped-Implimentation-----tp14522349p14575369.html Sent from the linuxppc-embedded mailing list archive at Nabble.com.