[libvirt] [PATCH 1/1] Support for RDP
Pritesh.Kothari at Sun.COM
Thu Apr 23 13:06:36 UTC 2009
On Thursday 23 April 2009 14:47:17 Daniel P. Berrange wrote:
> On Thu, Apr 23, 2009 at 02:41:25PM +0200, Pritesh Kothari wrote:
> > Hi Daniel,
> > > We don't currently have any explicit representation of a video card
> > > device. The <graphics> tag is really representing the host I/O
> > > layer, covering video, mouse, keyboard (and potentially audio
> > > too).
> > I didn't get you here? i mean there is a seperate virDomainSoundDefPtr,
> > virDomainInputDefPtr, etc?
> I mean in terms of how this is exposed to an end user.
> VNC provides interaction for video, keyboard & mouse.
> SDL provides interaction for video, keyboard, mouse & audio
> RDP is similar.
> There are still the explict config sections for how video,
> mouse, sounds, etc are exposed to the guest OS.
> > > I think we need to add an explicit tag to represent video devices
> > > real soon. At very least we need to be able to indicate the type
> > > of video card - QEMU supports 4 already vga, cirrus, vmwarevga
> > > and xenfb. We probably also need to be able to indicate whether
> > > a video card supports multiple monitors / outputs, and the amont
> > > of Video RAM, etc.
> > >
> > > One random idea would be to add
> > >
> > > <video>
> > > <model type='cirrus' ram='500'/>
> > > </video>
> > does it means the graphics tag is no more and is replaced with video tag?
> > or video tag is added in addition to graphics tag?
> We'd have both - the <video> tag explicitly for things related
> to the video adapter device. The <graphics> tag for the host
> side I/O layer config, be it VNC, RDP or SDL.
> > in any case how about adding "multihead" and "3Daccel" to it and renaming
> > ram to vram, something like this:
> > <video>
> > <model type='cirrus' vram='500' multihead='2' 3Daccel='yes'/>
> > </video>
> Sure, vram seems fine. I think i'd call multihead 'monitors' or 'heads'.
heads would do, but as DV said what about geometry and relative positioning?
> Isn't 3D support implied by the type of graphics card emulated ?
> eg cirrus is a 2d only card, so it seems like 3Daccel is redundant.
> Similarly if the graphics model were a 3d card.
true. no need for that.
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