From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([140.186.70.92]:45111) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1R0EuN-0006V1-Hr for qemu-devel@nongnu.org; Sun, 04 Sep 2011 11:46:56 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1R0EuM-0006Rp-Cx for qemu-devel@nongnu.org; Sun, 04 Sep 2011 11:46:55 -0400 Received: from mx1.redhat.com ([209.132.183.28]:65095) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1R0EuM-0006Rh-5u for qemu-devel@nongnu.org; Sun, 04 Sep 2011 11:46:54 -0400 Message-ID: <4E639D66.6090506@redhat.com> Date: Sun, 04 Sep 2011 18:46:46 +0300 From: Avi Kivity MIME-Version: 1.0 References: <20110904130159.GB23500@redhat.com> <4E63778A.6050002@redhat.com> <20110904134101.GA27239@redhat.com> <4E638355.8030903@redhat.com> <20110904142152.GB27239@redhat.com> <4E638D08.10307@redhat.com> <20110904145425.GC27239@redhat.com> <4E6395CE.3010309@redhat.com> <20110904152409.GA30376@redhat.com> <4E639B24.7090100@redhat.com> <20110904154519.GA31273@redhat.com> In-Reply-To: <20110904154519.GA31273@redhat.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [PATCH] pci: add standard bridge device List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: "Michael S. Tsirkin" Cc: Kevin Wolf , Isaku Yamahata , qemu-devel@nongnu.org On 09/04/2011 06:45 PM, Michael S. Tsirkin wrote: > On Sun, Sep 04, 2011 at 06:37:08PM +0300, Avi Kivity wrote: > > On 09/04/2011 06:24 PM, Michael S. Tsirkin wrote: > > >> > > >> Of course it doesn't ignore it. See the 440fx implementation, if > > >> you disable VGA access (via the SMRAM register), vga goes away. > > > > > >Yes but that's for VGA RAM, right? I'm talking about the IO addresses: > > >are tons of aliases created as you suggest? > > > > No. > > So a full 16 bit decode is done for now? > Correct. But isn't it needed? Otherwise why don't vga accesses alias with a virtio device at 0xc3c0? -- error compiling committee.c: too many arguments to function