From: "Michael S. Tsirkin" <mst@redhat.com>
To: Gleb Natapov <gleb@redhat.com>
Cc: Gerd Hoffmann <kraxel@redhat.com>, qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] Re: [PATCH] spice: add qxl device
Date: Thu, 18 Nov 2010 11:03:21 +0200 [thread overview]
Message-ID: <20101118090321.GD16832@redhat.com> (raw)
In-Reply-To: <20101118080935.GW7948@redhat.com>
On Thu, Nov 18, 2010 at 10:09:35AM +0200, Gleb Natapov wrote:
> On Wed, Nov 17, 2010 at 08:00:08PM +0200, Michael S. Tsirkin wrote:
> > > >> If so: does qemu
> > > >>emulate this correctly?
> > > >
> > > >It mostly does.
> > >
> > > I doubt it actually enables/disables the legacy vga ports.
> >
> > I'll check when I have the time. We can fix it if it doesn't,
> >
> So many guests (all of them?) just assume that vga ports and
> framebuffer is there.
Why do you think they disable io memory then?
> So what "fixing" this will buy us?
Besides spec compliancy, you mean? Ability to support multiple VGA
cards. That's how it works I think: BIOS enables IO on the primary
VGA device only.
> --
> Gleb.
next prev parent reply other threads:[~2010-11-18 9:03 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-11-02 13:34 [Qemu-devel] [PATCH] spice: add qxl device Gerd Hoffmann
2010-11-16 14:24 ` Anthony Liguori
2010-11-17 13:14 ` Gerd Hoffmann
2010-11-16 17:43 ` [Qemu-devel] " Michael S. Tsirkin
2010-11-17 13:28 ` Gerd Hoffmann
2010-11-17 13:58 ` Michael S. Tsirkin
2010-11-17 15:20 ` Gerd Hoffmann
2010-11-17 16:42 ` Michael S. Tsirkin
2010-11-17 17:02 ` Gerd Hoffmann
2010-11-17 18:00 ` Michael S. Tsirkin
2010-11-18 8:09 ` Gleb Natapov
2010-11-18 8:22 ` Gerd Hoffmann
2010-11-18 9:08 ` Michael S. Tsirkin
2010-11-18 10:46 ` Gerd Hoffmann
2010-11-18 9:03 ` Michael S. Tsirkin [this message]
2010-11-18 9:11 ` Gleb Natapov
2010-11-18 9:30 ` Michael S. Tsirkin
2010-11-18 9:57 ` Gleb Natapov
2010-11-18 11:33 ` Michael S. Tsirkin
2010-11-18 11:55 ` Gleb Natapov
2010-11-18 12:03 ` Michael S. Tsirkin
2010-11-18 12:27 ` Gleb Natapov
2010-11-18 14:04 ` Michael S. Tsirkin
2010-11-18 14:57 ` Gleb Natapov
2010-11-18 15:25 ` Michael S. Tsirkin
2010-11-18 15:42 ` Gleb Natapov
2010-11-18 16:04 ` Michael S. Tsirkin
2010-11-18 16:10 ` Gleb Natapov
2010-11-18 16:14 ` Michael S. Tsirkin
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