From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S267674AbUHPO4f (ORCPT ); Mon, 16 Aug 2004 10:56:35 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S267656AbUHPO4f (ORCPT ); Mon, 16 Aug 2004 10:56:35 -0400 Received: from fed1rmmtao02.cox.net ([68.230.241.37]:28380 "EHLO fed1rmmtao02.cox.net") by vger.kernel.org with ESMTP id S267676AbUHPOxv (ORCPT ); Mon, 16 Aug 2004 10:53:51 -0400 Date: Mon, 16 Aug 2004 07:53:47 -0700 From: Tom Rini To: Meelis Roos Cc: Linux Kernel list Subject: Re: How to debug 2.6 PReP boot hang? Message-ID: <20040816145347.GD2377@smtp.west.cox.net> References: <20040729225559.GJ16468@smtp.west.cox.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.6+20040803i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Aug 16, 2004 at 05:39:19PM +0300, Meelis Roos wrote: > > My suggestion is to go back in releases until one does work, see where > > the changes are that break it, and work from there. It should be > > possible to fix what broke. :) > > OK, did some compiling and testing and fout that my suspicion was right: > BK changeset 1.1371.384.5 boots ok but 1.1371.384.6 makes it hang. > > It's the one that reorganizes boot code: > PPC32: Kill off arch/ppc/boot/prep and rearrange some files. Sadly, that is what I expected. Try narrowing down the differences between prep/head.S and simple/head.S (or rather head.s via make arch/ppc/boot/prep/head.s and simple/head.s to strip out comments, etc). -- Tom Rini http://gate.crashing.org/~trini/