From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from kirsty.vergenet.net ([202.4.237.240]) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1WAbtI-0000Q9-1R for kexec@lists.infradead.org; Tue, 04 Feb 2014 09:02:00 +0000 Date: Tue, 4 Feb 2014 18:01:36 +0900 From: Simon Horman Subject: Re: [PATCH] kexec/ppc64 Enable early kernel's OPAL calls Message-ID: <20140204090136.GB8144@verge.net.au> References: <20140124141614.6404.37733.stgit@nimbus> <52EB105D.2060907@linux.vnet.ibm.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <52EB105D.2060907@linux.vnet.ibm.com> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "kexec" Errors-To: kexec-bounces+dwmw2=twosheds.infradead.org@lists.infradead.org To: Mahesh Jagannath Salgaonkar Cc: Benjamin Herrenschmidt , Laurent Dufour , kexec@lists.infradead.org On Fri, Jan 31, 2014 at 08:24:21AM +0530, Mahesh Jagannath Salgaonkar wrote: > On 01/24/2014 07:46 PM, Laurent Dufour wrote: > > When the kernel is built with CONFIG_PPC_EARLY_DEBUG_OPAL set, it is > > expecting to get r8 and r9 filled respectively with OPAL base address and > > OPAL entry address (arc/power/head_64.S). > > > > On the new powernv platform, having these 2 registers set allows the kernel > > to perform OPAL calls before it parse the device tree. > > > > Signed-off-by: Laurent Dufour > > Tested-by: Mahesh Salgaonkar Thanks, applied. _______________________________________________ kexec mailing list kexec@lists.infradead.org http://lists.infradead.org/mailman/listinfo/kexec