Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752809AbcCIIy4 (ORCPT ); Wed, 9 Mar 2016 03:54:56 -0500 Received: from spamalot.elettra.trieste.it ([140.105.206.208]:51796 "EHLO spamalot.elettra.eu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751533AbcCIIyt (ORCPT ); Wed, 9 Mar 2016 03:54:49 -0500 MIME-Version: 1.0 In-Reply-To: <20160309063818.GA10069@home.buserror.net> References: <1457423952-13014-1-git-send-email-alessio.bogani@elettra.eu> <20160309063818.GA10069@home.buserror.net> Date: Wed, 9 Mar 2016 09:54:06 +0100 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [1/1] powerpc/embedded6xx: Make reboot works on MVME5100 From: Alessio Igor Bogani To: Scott Wood Cc: linuxppc-dev@lists.ozlabs.org, LKML , Stephen Chivers Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 863 Lines: 27 Hi Scott, On 9 March 2016 at 07:38, Scott Wood wrote: > On Tue, Mar 08, 2016 at 08:59:12AM +0100, Alessio Igor Bogani wrote: >> The mtmsr() function hangs during restart. Make reboot works on >> MVME5100 removing that function call. [...] > Do you know why MSR_IP was there to begin with? I don't know that line came from arch/ppc pre git era. > Does this board have a > switch that determines whether boot vectors are high or low (I remember > some 83xx boards that did), in which case is this fixing one config by > breaking another? I haven't found any in the documentation (Installation and Use Manual 6806800A38C February 2011 Edition pag 3 Sect. "Hardware configuration"). Perhaps in the firmware (PPCBug)? In any case I added Stephen Chivers in CC who is the author of the code in hope that he knows better. Thanks! Ciao, Alessio