From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from e34.co.us.ibm.com ([32.97.110.152]) by bombadil.infradead.org with esmtps (Exim 4.68 #1 (Red Hat Linux)) id 1JZJSx-00044h-DM for kexec@lists.infradead.org; Wed, 12 Mar 2008 05:25:27 +0000 Received: from d03relay04.boulder.ibm.com (d03relay04.boulder.ibm.com [9.17.195.106]) by e34.co.us.ibm.com (8.13.8/8.13.8) with ESMTP id m2C5OQG6016878 for ; Wed, 12 Mar 2008 01:24:26 -0400 Received: from d03av02.boulder.ibm.com (d03av02.boulder.ibm.com [9.17.195.168]) by d03relay04.boulder.ibm.com (8.13.8/8.13.8/NCO v8.7) with ESMTP id m2C5PMpT143462 for ; Tue, 11 Mar 2008 23:25:22 -0600 Received: from d03av02.boulder.ibm.com (loopback [127.0.0.1]) by d03av02.boulder.ibm.com (8.12.11.20060308/8.13.3) with ESMTP id m2C5PM1x022205 for ; Tue, 11 Mar 2008 23:25:22 -0600 Date: Wed, 12 Mar 2008 10:55:09 +0530 From: Mohan Kumar M Subject: Re: Fwd: Kexec support for PS3 (ppc64) Message-ID: <20080312052509.GC409@in.ibm.com> References: <4574cb3d0803062155k7da6be9al30ee3f35d01f9f0@mail.gmail.com> <47D19114.1090700@am.sony.com> <4574cb3d0803110325u759a411ckbae3ff69557b0230@mail.gmail.com> <47D6B92D.2020205@am.sony.com> <47D6D406.8050209@am.sony.com> <47D73003.8060208@bluelane.com> <47D7349E.90409@am.sony.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <47D7349E.90409@am.sony.com> Reply-To: mohan@in.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-bounces@lists.infradead.org Errors-To: kexec-bounces+dwmw2=infradead.org@lists.infradead.org To: Geoff Levand Cc: Rajasekaran P , kexec@lists.infradead.org, piet@bluelane.com On Tue, Mar 11, 2008 at 06:40:46PM -0700, Geoff Levand wrote: > When the first stage kernel goes down it releases all hypervisor > resources so that whatever boots next can successful open those > resources. The frame buffer is one of those resources that are > released, and after it is, there will be no more output to the > display until the second stage image brings up its display. It > is not a matter of adding print statements or string formatting. > Geoff, What about using Hypervisor call H_PUT_TERM_CHAR? I used this call to debug the first kernel kexec shutdown sequence. Regards, Mohan. _______________________________________________ kexec mailing list kexec@lists.infradead.org http://lists.infradead.org/mailman/listinfo/kexec