From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1EG3Dl-0002NM-Is for qemu-devel@nongnu.org; Thu, 15 Sep 2005 19:32:53 -0400 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1EG3Db-0002Ho-IO for qemu-devel@nongnu.org; Thu, 15 Sep 2005 19:32:40 -0400 Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1EG3Da-00026I-Dz for qemu-devel@nongnu.org; Thu, 15 Sep 2005 19:32:38 -0400 Received: from [131.111.8.131] (helo=ppsw-1.csi.cam.ac.uk) by monty-python.gnu.org with esmtp (Exim 4.34) id 1EG34F-0004Fr-Pc for qemu-devel@nongnu.org; Thu, 15 Sep 2005 19:22:59 -0400 From: Mark Williamson Subject: Re: [Qemu-devel] About qemu emulation speed (a question) and supported OS Date: Fri, 16 Sep 2005 00:24:16 +0100 References: <1dc7f0e3050913053635cd61af@mail.gmail.com> <20050914133733.GA6052@jbrown.mylinuxbox.org> In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200509160024.16452.mark.williamson@cl.cam.ac.uk> Reply-To: qemu-devel@nongnu.org List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org, kmagnum@gmail.com > I take it self-modifying kernel code would have serious issues. Seems likely :-) With hardware support, making things like this work should be *much* easier. > I seem to recall my attempts to run v2OS (which uses a self-modifying > assembly code boot sequence) inside VMWare crashing badly circa 2001. Can QEmu handle self-modifying code? I.e. can it invalidate the translation cache appropriately? Cheers, Mark