Just forwarding this to the list, maybe someone else is interested, too.
Thank you again, I understood now. I'll give it a try and buy the new
soon. I'll try a ATI card, to support that new open source wind blowing :)
As I still have my old card then, I'll probably try the dual screen stuff
Thank you one more time for your hints and suggestions!
On Tue, 25 Sep 2007 13:42:48 +0200, "Trolle Selander"
> Hi Daniel,
> Assigning the graphics card to the HVM with "hardware passthrough" should
> indeed enable you to get full DirectX10 support (as long as your graphics
> card is a DX10 capable card, that is) under windows. However, I do
> there is currently some "gotchas" in that you have to "hide" the card
> dom0 before you can assign it to the HVM - meaning your actual underlying
> Linux install will be running without any display capability at all. If
> have two graphics cards & two monitors (or a monitor with built-in
> monitor-switch), you could could get around this, of course, by assigning
> only one of them to the HVM.
> There are various limitations and security implications of doing hardware
> passthrough without an IOMMU, and as I said, the code is currently
> definitely "experimental". However, it IS in the works, the intent is to
> merge it with mainline eventually, and it's not "vaporware", since the
> source is already available for testing. Search the xen.devel mailing
> archives for "direct-io" and "neocleus" if you want to read up on the
> current state of things before running of to buy any new hardware. I'm
> dying to test it myself, but I just haven't had the time.
> On 9/25/07, Daniel Spies <daniel.spies@xxxxxxxxxxxx> wrote:
>> thank you for this! Just to be sure: Does this mean, I'll have full
>> DirectX10 support in Windows Vista domU? (Probably buggy, but working) I
>> just don't understand why there's this whole discussion about this being
>> impossible, and now you tell me it's possible with full 3D acceleration
>> native drivers...
>> If you say that's true, I'll go straight to my hardware dealer and get
>> VT enabling CPU :)
>> Compiling that stuff myself is not the problem, thanks for the warning!
>> On Tue, 25 Sep 2007 12:09:29 +0200, "Trolle Selander"
>> <trolle.selander@xxxxxxxxx> wrote:
>> > You could try out the "direct io" branch of Xen that Neocleus is
>> > on.
>> > It will enable "hardware passthrough" to a HVM domain on current
>> > hardware (that is, no need for an IOMMU). This would enable you to
>> > your graphics card to your windows HVM and run the native drivers for
>> > with full 3D accelleration. It's under development, but the code is
>> > available and ready for testing, from my understanding, though you'll
>> > to check it out via mercurial and compile it yourself. I believe the
>> > intention is to merge it with mainline Xen, once it's ready.
>> > /Trolle
>> > On 9/25/07, Daniel Spies <daniel.spies@xxxxxxxxxxxx> wrote:
>> >> On Tue, 25 Sep 2007 11:31:35 +0200, Christian Horn
>> >> wrote:
>> >> > For directx-apps i see not much in near future with xen. The thing
>> > next
>> >> > to this is vmware fusion on mac that can run some older
>> > directx-version
>> >> > in the virtual machine.
>> >> > Maybe a windows graphicdriver is technically possible that could do
>> >> this,
>> >> > but again, xen is more serverfocused.
>> >> VMWare Fusion has poor performance. I don't know how they do this
>> >> reach-through
>> >> stuff, but I tried Counter Strike 1.6 (very old for those who don't
>> >> it)
>> >> through VMWare (Workstation - same 3D Support as Fusion) and the game
>> > has
>> >> really
>> >> poor performance. No OpenGL at all, and D3D does not work properly.
>> >> Software
>> >> mode is working, but laggy, slow and ugly. If I remember right they
>> >> convert
>> >> D3D 8 into OpenGL, and are still using a virtual graphics adapter
>> > instead
>> >> of
>> >> reaching it through to the host. This seems with my very basic
>> >> still
>> >> a non-performance solution...
>> >> Daniel
>> >> _______________________________________________
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>> >> http://lists.xensource.com/xen-users
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