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From: Paul Brook <paul@codesourcery.com>
To: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH] Experimental initial patch providing accelerated OpenGL for Linux i386 (2nd attempt to post)
Date: Fri, 17 Nov 2006 01:25:18 +0000	[thread overview]
Message-ID: <200611170125.20350.paul@codesourcery.com> (raw)
In-Reply-To: <455CE92F.2000100@bellard.org>

> My main remark is that the host/guest communication system must be
> changed and I can help you to implement it. I would prefer to use a PCI
> device and to avoid any i386 dependent code. For the PCI device, using
> the Bochs VGA adapter could be a possible idea. All the parameters and
> data should be transmitted as if the PCI device was doing DMA. A single
> I/O port could be used to start executing a list of OpenGL commands.

I agree, except please make it a memory mapped region rather than an actual IO 
port. This makes it easier to implement on non-x86 architectures. Most CPUs 
don't have a native IO port space like x86 does.

Paul

  reply	other threads:[~2006-11-17  1:32 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-11-16 20:34 [Qemu-devel] [PATCH] Experimental initial patch providing accelerated OpenGL for Linux i386 (2nd attempt to post) Even Rouault
2006-11-16 21:13 ` Even Rouault
2006-11-16 22:41 ` Fabrice Bellard
2006-11-17  1:25   ` Paul Brook [this message]
2006-11-18 12:59   ` Even Rouault
2006-11-18 17:40     ` Fabrice Bellard
2006-11-19 19:01     ` Avi Kivity
2006-11-17  7:16 ` Stefan Kombrink
2006-11-17  7:29 ` Laurent Desnogues
2006-11-20  3:48 ` [Qemu-devel] [PATCH] Experimental initial patch providingaccelerated " Kazu
  -- strict thread matches above, loose matches on Subject: below --
2006-11-16 20:36 [Qemu-devel] [PATCH] Experimental initial patch providing accelerated " Even Rouault

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