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Re: Testing direct rendering/more video cards with qemu?


From: Samuel Thibault
Subject: Re: Testing direct rendering/more video cards with qemu?
Date: Tue, 17 Nov 2020 21:59:35 +0100
User-agent: NeoMutt/20170609 (1.8.3)

Svante Signell, le mar. 17 nov. 2020 21:56:33 +0100, a ecrit:
> On Tue, 2020-11-17 at 15:32 +0100, Samuel Thibault wrote:
> > Svante Signell, le mar. 17 nov. 2020 15:31:03 +0100, a ecrit:
> 
> > > > > > dri cannot work. You changes in libdrm only introduced some
> > > > > > stub interface. Actual drm implementation is needed to get
> > > > > > any kind of direct rendering working
> > > > > 
> > > > > The changes to libdrm are similar to the kFreeBSD solution. So
> > > > > you mean that dri won't work there either?
> > > > 
> > > > kFreeBSD does have some drm infrastructure.
> > > 
> > > Ok. What is needed for Hurd to have drm infrastructure, kernel
> > > support? 
> > There were some discussions about it on the list some years ago. Yes,
> > some kernel support probably, and coordination between user processes
> > using it. Not a simple hack anyway.
> 
> Got it. Can some of the drivers be tested with software rendering, like
> swrast?

software rendering does not use drm/dri. That's already what we are
using (and have been using for years) for -vga std or cirrus.

Samuel



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