From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from e33.co.us.ibm.com (e33.co.us.ibm.com [32.97.110.151]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "e33.co.us.ibm.com", Issuer "Equifax" (verified OK)) by ozlabs.org (Postfix) with ESMTP id 92899DDD07 for ; Tue, 20 Feb 2007 08:34:02 +1100 (EST) Received: from westrelay02.boulder.ibm.com (westrelay02.boulder.ibm.com [9.17.195.11]) by e33.co.us.ibm.com (8.13.8/8.13.8) with ESMTP id l1JLXxNx031379 for ; Mon, 19 Feb 2007 16:33:59 -0500 Received: from d03av01.boulder.ibm.com (d03av01.boulder.ibm.com [9.17.195.167]) by westrelay02.boulder.ibm.com (8.13.8/8.13.8/NCO v8.2) with ESMTP id l1JLXxDT369892 for ; Mon, 19 Feb 2007 14:33:59 -0700 Received: from d03av01.boulder.ibm.com (loopback [127.0.0.1]) by d03av01.boulder.ibm.com (8.12.11.20060308/8.13.3) with ESMTP id l1JLXwPE029555 for ; Mon, 19 Feb 2007 14:33:58 -0700 Subject: Re: [RFC 3/3] zImage: Exception vector support From: Josh Boyer To: Geoff Levand In-Reply-To: <45D9BC29.5020507@am.sony.com> References: <45D7A914.4040000@am.sony.com> <20070218014043.GD1038@crusty.rchland.ibm.com> <45D9BC29.5020507@am.sony.com> Content-Type: text/plain Date: Mon, 19 Feb 2007 15:35:01 -0600 Message-Id: <1171920901.24204.55.camel@zod.rchland.ibm.com> Mime-Version: 1.0 Cc: linuxppc-dev@ozlabs.org List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On Mon, 2007-02-19 at 07:03 -0800, Geoff Levand wrote: > Josh Boyer wrote: > > On Sat, Feb 17, 2007 at 05:17:08PM -0800, Geoff Levand wrote: > >> Add SMP exception vector support to the powerpc zImage bootwrapper. For > >> platforms which have entry points in the vector table. This implements > >> SMP entry via the system reset vector. > >> > >> Signed-off-by: Geoff Levand > >> > >> --- > >> arch/powerpc/boot/head.S | 96 +++++++++++++++++++++++++++++++++++++++++ > >> arch/powerpc/boot/zImage.lds.S | 2 > > > > This one seems pretty PS3 specific, and there's no makefile entry to actually > > compile it... Could we name it head_ps3.S or something similar? > > > > Or am I misunderstanding the code and it's really generic to most SMP > > machines (which would make a case to arguably call it head_smp.S). > > No, its not platform specific nor SMP specific, it should work > with all SMP and UP platforms that need this kind of support. Well, I'm not sure it will work with all UP platforms anyway. The SPR you're peeking at to look at the thread number doesn't even exist on 4xx for example. josh