From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 2009 invoked by alias); 28 Mar 2008 15:17:03 -0000 Received: (qmail 1992 invoked by uid 22791); 28 Mar 2008 15:17:02 -0000 X-Spam-Check-By: sourceware.org Received: from d5152C2DE.access.telenet.be (HELO lx-dmz.televic.com) (81.82.194.222) by sourceware.org (qpsmtpd/0.31) with ESMTP; Fri, 28 Mar 2008 15:16:31 +0000 Received: (qmail 17450 invoked from network); 28 Mar 2008 15:16:28 -0000 Received: from nt-email.televic.com (10.0.0.9) by lx-dmz.televic.com with SMTP; 28 Mar 2008 15:16:28 -0000 Received: from [10.0.56.4] ([10.0.56.4]) by nt-email.TELEVIC.COM with Microsoft SMTPSVC(6.0.3790.1830); Fri, 28 Mar 2008 16:16:28 +0100 Message-ID: <47ED0BCD.9030205@televic.com> Date: Fri, 28 Mar 2008 15:24:00 -0000 From: =?ISO-8859-1?Q?J=FCrgen_Lambrecht?= User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.0; en-US; rv:1.7.13) Gecko/20060414 MIME-Version: 1.0 To: Chris Zimman CC: ecos References: <4B24CC52E8A6EB4A95B414126492987C01616AFE@lo2525.corp.bloomberg.com> <47EA6B35.2050902@televic.com> <47EB6291.6040202@televic.com> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 8bit X-IsSubscribed: yes Mailing-List: contact ecos-discuss-help@ecos.sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: ecos-discuss-owner@ecos.sourceware.org Subject: Re: [ECOS] jffs2_1 test case error X-SW-Source: 2008-03/txt/msg00185.txt.bz2 Chris Zimman wrote: >>The manual states it is only necessary to disable interrupts during >>flash accesses if your code also resides in flash (ROM image) >>(http://ecos.sourceware.org/docs-latest/ref/ecos-flash-library.html). >> >> > >Regardless of what the manual says, I'm telling you from experience, the V1 >flash drivers are not interrupt safe. If you don't disable interrupts while >flash access is going on, you are going to have problems. > > I have to admit that we *have* problems... OK, you mean not interrupt safe, so this means the flash drivers need exact timing... I'll try the flash_v2 drivers, and I'll keep you informed. Thanks, Jürgen >--Chris > > > -- Before posting, please read the FAQ: http://ecos.sourceware.org/fom/ecos and search the list archive: http://ecos.sourceware.org/ml/ecos-discuss