From owner-freebsd-ppc@FreeBSD.ORG Sun Apr 1 04:58:02 2007 Return-Path: X-Original-To: freebsd-ppc@freebsd.org Delivered-To: freebsd-ppc@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 9141716A401 for ; Sun, 1 Apr 2007 04:58:02 +0000 (UTC) (envelope-from andrew@fubar.geek.nz) Received: from fep03.xtra.co.nz (fep03.xtra.co.nz [210.54.141.243]) by mx1.freebsd.org (Postfix) with ESMTP id 29BD013C46E for ; Sun, 1 Apr 2007 04:58:01 +0000 (UTC) (envelope-from andrew@fubar.geek.nz) Received: from serv.int.fubar.geek.nz ([125.237.120.204]) by fep03.xtra.co.nz with ESMTP id <20070401045752.IIGA21071.fep03.xtra.co.nz@serv.int.fubar.geek.nz>; Sun, 1 Apr 2007 16:57:52 +1200 Date: Sun, 1 Apr 2007 16:57:51 +1200 From: Andrew Turner To: olivier@gautherot.net Message-ID: <20070401165751.362f058e@hermies.int.fubar.geek.nz> In-Reply-To: <200703311137.56073.ogautherot@vtr.net> References: <20070331141428.5f7cb6b4@hermies.int.fubar.geek.nz> <200703311137.56073.ogautherot@vtr.net> X-Mailer: Claws Mail 2.6.1 (GTK+ 2.10.11; i386-portbld-freebsd6.2) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Cc: ogautherot@vtr.net, freebsd-ppc@freebsd.org Subject: Re: Exception in openfirmware calling X-BeenThere: freebsd-ppc@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Porting FreeBSD to the PowerPC List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 01 Apr 2007 04:58:02 -0000 On Sat, 31 Mar 2007 11:37:55 -0400 Olivier Gautherot wrote: > From a previous life experience, setting the MSR via a single step is > sometimes a dangerous thing to do. Did you try setting a breakpoint > on the next instruction and "continue" to it? This way, you land on a > more stable ground and can continue investigating. If I don't set any break points after OF_write I get the same cpu exception on the next instruction. Andrew