From mboxrd@z Thu Jan  1 00:00:00 1970
Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43)
	id 1FCkWw-0006KB-3V
	for qemu-devel@nongnu.org; Fri, 24 Feb 2006 16:31:16 -0500
Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43)
	id 1FCRKb-0000IX-WE
	for qemu-devel@nongnu.org; Thu, 23 Feb 2006 20:01:16 -0500
Received: from [199.232.76.173] (helo=monty-python.gnu.org)
	by lists.gnu.org with esmtp (Exim 4.43) id 1FCO8j-0006iM-0g
	for qemu-devel@nongnu.org; Thu, 23 Feb 2006 16:36:45 -0500
Received: from [193.7.176.20] (helo=bender.bawue.de)
	by monty-python.gnu.org with esmtps
	(TLS-1.0:DHE_RSA_3DES_EDE_CBC_SHA:24) (Exim 4.52) id 1FCOFW-0007UI-8T
	for qemu-devel@nongnu.org; Thu, 23 Feb 2006 16:43:46 -0500
Date: Thu, 23 Feb 2006 21:37:05 +0000
Subject: Re: [Qemu-devel] [PATCH] Add more devices for MIPS system emulation
Message-ID: <20060223213705.GD19397@networkno.de>
References: <20060221191118.GA4110@networkno.de>
	<200602221528.05709.paul@codesourcery.com>
	<20060222173542.GA19397@networkno.de>
	<200602231924.07802.paul@codesourcery.com>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <200602231924.07802.paul@codesourcery.com>
From: Thiemo Seufer <ths@networkno.de>
Reply-To: qemu-devel@nongnu.org
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: Paul Brook <paul@codesourcery.com>
Cc: qemu-devel@nongnu.org

On Thu, Feb 23, 2006 at 07:24:06PM +0000, Paul Brook wrote:
> On Wednesday 22 February 2006 17:35, Thiemo Seufer wrote:
> > On Wed, Feb 22, 2006 at 03:28:04PM +0000, Paul Brook wrote:
> > > On Tuesday 21 February 2006 19:11, Thiemo Seufer wrote:
> > > > Hello All,
> > > >
> > > > this adds to the MIPS system emulation:
> > > >  - Harddisk emulation, including MSDOS partition labels.
> > >
> > > Why do you need the bootsector bits? IIUC this was an x86 specific hack
> > > to make the x86 bios load the kernel passed with -kernel.
> > > The MIPS emulation jumps directly to the loaded kernel, so this should
> > > not be necessary.
> >
> > That's the current state since there is no real mips firmware, but Qemu
> > should also be able to boot from an image. E.g. Linux/MIPS on
> > DECstations uses MSDOS disklabels.
> 
> I don't see how providing a fake an x86 boot sector would help this.
> Presumably the DECstation firmware just knows how to load an image from disk.

It loads a block sector list from the bootsector which points to
the second stage bootloader.


Thiemo