From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([140.186.70.92]:52445) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1QTy0v-0005Uu-AJ for qemu-devel@nongnu.org; Tue, 07 Jun 2011 11:16:18 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1QTy0n-0003sO-85 for qemu-devel@nongnu.org; Tue, 07 Jun 2011 11:16:17 -0400 Received: from mx1.redhat.com ([209.132.183.28]:21261) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1QTy0m-0003s5-I7 for qemu-devel@nongnu.org; Tue, 07 Jun 2011 11:16:09 -0400 Message-ID: <4DEE40B1.2030708@redhat.com> Date: Tue, 07 Jun 2011 17:16:01 +0200 From: Gerd Hoffmann MIME-Version: 1.0 References: <4DEDD0BA.1080407@redhat.com> <1307458978-51287-1-git-send-email-andreas.faerber@web.de> In-Reply-To: <1307458978-51287-1-git-send-email-andreas.faerber@web.de> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: quoted-printable Subject: Re: [Qemu-devel] [RFC v2 00/10] ISA reconfigurability v2 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: =?UTF-8?B?QW5kcmVhcyBGw6RyYmVy?= Cc: hpoussin@reactos.org, qemu-devel@nongnu.org On 06/07/11 17:02, Andreas F=C3=A4rber wrote: > Hi, > > As suggested by Gerd, I've introduced a set_state() callback at ISA lev= el > and implemented it as required for pc87312. > > This approach simplifies some things but currently has the drawback tha= t the > devices are disabled and potentially re-enabled for each register write. Doesn't the pc87312 keep track of the configured iobases and irqs? So=20 it should know whenever a register write changed something or not ... cheers, Gerd