From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753342Ab1I2NTm (ORCPT ); Thu, 29 Sep 2011 09:19:42 -0400 Received: from moutng.kundenserver.de ([212.227.126.186]:52941 "EHLO moutng.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752408Ab1I2NTk (ORCPT ); Thu, 29 Sep 2011 09:19:40 -0400 From: Arnd Bergmann To: Mark Salter Cc: Valdis.Kletnieks@vt.edu, linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org Subject: Re: [PATCH v3 00/24] C6X: New architecture Date: Thu, 29 Sep 2011 15:18:52 +0200 Message-ID: <1480119.xupFVdlN5c@wuerfel> User-Agent: KMail/4.7.1 (Linux/3.0.0-rc1nosema+; KDE/4.7.1; x86_64; ; ) In-Reply-To: <1317301332.2580.108.camel@deneb.redhat.com> References: <1317155405-26235-1-git-send-email-msalter@redhat.com> <60327.1317300157@turing-police.cc.vt.edu> <1317301332.2580.108.camel@deneb.redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" X-Provags-ID: V02:K0:S0Tv4nIR6qhp77xDhIjhbehP8I3t04JXj6ROSHdznnb mqKRp0DAKOSeTNsRHjl1nxy6iLsN7BtiIScxCqeEB//ngZ4rMw +H4Kew5GPazrqxcBbuq4rAjkvWt+EMUP6ck3g3UiR/wZDf+dws dvRcT3PXjNZl4JzA+NOwIcWA0viLNIgIGW7c3ocAVwP/SmR3Yu nhFTIEXawgaG+IQzlHjJlodWAlN98OjBb0pURlVsHuUevBUxn7 ke4PnroNaHHuuhgu/jmfbpM5kssFoj2hImm3tYG7jgMtkaVQF4 boL88IyYB8Lzxe74kKBMsKEMitg/dCxb/5ry0eK4ju9bH5I7cJ O/ojrhr+Ror7+K2r6rPw= Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thursday 29 September 2011 09:02:11 Mark Salter wrote: > > Other models are also possible. For instance, other cores could run > dedicated DSP applications using some other minimal OS with HW supported > communication with the Linux OS acting as the overall manager. Yes, that makes a lot of sense. I guess if you ever want to turn c6x into something more capable, adding an MMU would be higher on the priority list than proper SMP, which requires both cache coherency and atomic operations. Arnd