From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by yocto-www.yoctoproject.org (Postfix, from userid 118) id E9F23E00509; Wed, 25 Jun 2014 09:08:55 -0700 (PDT) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on yocto-www.yoctoproject.org X-Spam-Level: X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,RCVD_IN_DNSWL_NONE autolearn=ham version=3.3.1 X-Spam-HAM-Report: * -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at http://www.dnswl.org/, no * trust * [212.18.0.10 listed in list.dnswl.org] * -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% * [score: 0.0000] X-Greylist: delayed 355 seconds by postgrey-1.32 at yocto-www; Wed, 25 Jun 2014 09:08:50 PDT Received: from mail-out.m-online.net (mail-out.m-online.net [212.18.0.10]) by yocto-www.yoctoproject.org (Postfix) with ESMTP id 612E1E003FA for ; Wed, 25 Jun 2014 09:08:50 -0700 (PDT) Received: from frontend1.mail.m-online.net (frontend1.mail.intern.m-online.net [192.168.8.180]) by mail-out.m-online.net (Postfix) with ESMTP id 3gz8Js59NTz3hhqy; Wed, 25 Jun 2014 18:02:53 +0200 (CEST) X-Auth-Info: 0KxlqSaxGUFSapbEAbfv9zmDtPbBOj6JclUFL0EDgKA= Received: from chi.localnet (host-82-135-33-74.customer.m-online.net [82.135.33.74]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp-auth.mnet-online.de (Postfix) with ESMTPSA id 3gz8Js4H6Hz7S6QT; Wed, 25 Jun 2014 18:02:53 +0200 (CEST) From: Marek Vasut To: meta-freescale@yoctoproject.org Date: Wed, 25 Jun 2014 17:35:03 +0200 User-Agent: KMail/1.13.7 (Linux/3.13-trunk-amd64; KDE/4.13.1; x86_64; ; ) References: <53A9938F.1040305@boundarydevices.com> In-Reply-To: <53A9938F.1040305@boundarydevices.com> MIME-Version: 1.0 Message-Id: <201406251735.03643.marex@denx.de> Subject: Re: Is anyone using the CAAM hash module on i.MX6? X-BeenThere: meta-freescale@yoctoproject.org X-Mailman-Version: 2.1.13 Precedence: list List-Id: Usage and development list for the meta-fsl-* layers List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 25 Jun 2014 16:08:56 -0000 Content-Type: Text/Plain; charset="us-ascii" Content-Transfer-Encoding: 7bit On Tuesday, June 24, 2014 at 05:04:47 PM, Eric Nelson wrote: > Hi all, > > We've been having some trouble getting the crypto accelerator's > hash functions working on i.MX6. > > The problem we're having appears to be cache-related and > details are in this post: > https://community.freescale.com/message/406931 > > We're essentially seeing partially correct values as output > of the hash algorithm, and delays seem to fix things. The CAAM driver in mainline is a disaster with capital D. Please discuss this on the linux-crypto ML. Best regards, Marek Vasut