From mboxrd@z Thu Jan  1 00:00:00 1970
Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43)
	id 1MwzuH-0001LV-RY
	for qemu-devel@nongnu.org; Sun, 11 Oct 2009 11:00:21 -0400
Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43)
	id 1MwzuC-0001FL-Px
	for qemu-devel@nongnu.org; Sun, 11 Oct 2009 11:00:21 -0400
Received: from [199.232.76.173] (port=41893 helo=monty-python.gnu.org)
	by lists.gnu.org with esmtp (Exim 4.43) id 1MwzuC-0001Ej-8k
	for qemu-devel@nongnu.org; Sun, 11 Oct 2009 11:00:16 -0400
Received: from mx1.redhat.com ([209.132.183.28]:42376)
	by monty-python.gnu.org with esmtp (Exim 4.60)
	(envelope-from <gleb@redhat.com>) id 1MwzuB-0008KH-HD
	for qemu-devel@nongnu.org; Sun, 11 Oct 2009 11:00:15 -0400
Date: Sun, 11 Oct 2009 17:00:05 +0200
From: Gleb Natapov <gleb@redhat.com>
Subject: Re: [Qemu-devel] Re: [PATCH 2/3] qemu: make cirrus init value pci
	spec compliant
Message-ID: <20091011150005.GQ16702@redhat.com>
References: <20091008160623.GA13710@redhat.com> <4ACE0FC6.3050908@redhat.com>
	<20091008184011.GA6576@shareable.org>
	<20091011133626.GA10229@redhat.com>
	<20091011134559.GN16702@redhat.com>
	<20091011135240.GA10277@redhat.com>
	<20091011135748.GO16702@redhat.com>
	<20091011143535.GA10401@redhat.com>
	<20091011143946.GP16702@redhat.com>
	<20091011144545.GB10429@redhat.com>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <20091011144545.GB10429@redhat.com>
List-Id: qemu-devel.nongnu.org
List-Unsubscribe: <http://lists.nongnu.org/mailman/listinfo/qemu-devel>,
	<mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>
List-Archive: <http://lists.gnu.org/pipermail/qemu-devel>
List-Post: <mailto:qemu-devel@nongnu.org>
List-Help: <mailto:qemu-devel-request@nongnu.org?subject=help>
List-Subscribe: <http://lists.nongnu.org/mailman/listinfo/qemu-devel>,
	<mailto:qemu-devel-request@nongnu.org?subject=subscribe>
To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: Anthony Liguori <aliguori@us.ibm.com>, Avi Kivity <avi@redhat.com>, kvm-devel <kvm@vger.kernel.org>, "qemu-devel@nongnu.org" <qemu-devel@nongnu.org>

On Sun, Oct 11, 2009 at 04:45:46PM +0200, Michael S. Tsirkin wrote:
> > AFAIR it is not writable on plain qemu.
> 
> What makes it non-writeable?
> It goes:
>     bios_offset = qemu_ram_alloc(bios_size);
>     ret = load_image(filename, qemu_get_ram_ptr(bios_offset));
> Does qemu_ram_alloc allocate read-only memory then?
> 
Look closer.

--
			Gleb.