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Re: [Qemu-devel] [v6][PATCH 07/10] xen, gfx passthrough: register a isa
From: |
Michael S. Tsirkin |
Subject: |
Re: [Qemu-devel] [v6][PATCH 07/10] xen, gfx passthrough: register a isa bridge |
Date: |
Mon, 19 Jan 2015 15:58:40 +0200 |
On Mon, Jan 19, 2015 at 12:57:18PM +0100, Gerd Hoffmann wrote:
> On Mo, 2015-01-19 at 17:28 +0800, Tiejun Chen wrote:
> > Currently IGD drivers always need to access PCH by 1f.0. But we
>
> Obvious question: q35?
>
> q35 already has a isa bridge @ 0x1f.0. Guess that needs to be extended
> for the pass-through then (simliar to the host bridge) instead of adding
> a dummy bridge.
>
> Also: again xen naming here.
>
> cheers,
> Gerd
This hack probably doesn't have a chance to work well for q35
due to the above conflict.
Happily future cards won't need it.
--
MST
- Re: [Qemu-devel] [v6][PATCH 05/10] xen, gfx passthrough: basic graphics passthrough support, (continued)
- [Qemu-devel] [v6][PATCH 04/10] hw/pci-assign: split pci-assign.c, Tiejun Chen, 2015/01/19
- [Qemu-devel] [v6][PATCH 09/10] xen, gfx passthrough: register host bridge specific to passthrough, Tiejun Chen, 2015/01/19
- [Qemu-devel] [v6][PATCH 06/10] xen, gfx passthrough: retrieve VGA BIOS to work, Tiejun Chen, 2015/01/19
- [Qemu-devel] [v6][PATCH 08/10] xen, gfx passthrough: support Intel IGD passthrough with VT-D, Tiejun Chen, 2015/01/19
- [Qemu-devel] [v6][PATCH 07/10] xen, gfx passthrough: register a isa bridge, Tiejun Chen, 2015/01/19
- Re: [Qemu-devel] [v6][PATCH 07/10] xen, gfx passthrough: register a isa bridge, Michael S. Tsirkin, 2015/01/20
- Re: [Qemu-devel] [v6][PATCH 07/10] xen, gfx passthrough: register a isa bridge, Michael S. Tsirkin, 2015/01/20
[Qemu-devel] [v6][PATCH 10/10] xen, gfx passthrough: add opregion mapping, Tiejun Chen, 2015/01/19