I've had a couple of FreeBSD DRI and Radeon users complain about this too.  I 
had always chalked it up to some bug in our drivers and I was waiting to get 
a Radeon myself to check it out.


On Tuesday 20 November 2001 16:29, Mike A. Harris wrote:
> On 20 Nov 2001, Owen Taylor wrote:
> >Date: 20 Nov 2001 09:39:40 -0500
>
> From: Owen Taylor <[EMAIL PROTECTED]>
>
> >To: Mike A. Harris <[EMAIL PROTECTED]>
> >Cc: DRI devel list <[EMAIL PROTECTED]>, [EMAIL PROTECTED],
> >     Hui Yu <[EMAIL PROTECTED]>
> >Content-Type: text/plain; charset=us-ascii
> >Subject: Re: [Xpert]Radeon 2D accel very slow when DRI is enabled.
> >
> >
> >It's a little suprising to me that removing some (fairly unimportant)
> >accelerations makes 2D "painfully slow"; except for a few things
> >like blits and solid area fills, acceleration just doesn't matter
> >much any more. What applications were you testing with?
>
> konsole, mozilla, any other application that is maximized. You
> name it.  I can watch it draw the whole screen and count out
> loud.
>
> In 1600x1200x24 It takes 1 full second to draw the screen, or a
> good 3/4 of a second.  That is definitely not accelerated.
> Again, disabling DRI, the MMIO accel makes everything fly.
>
> >I've seen DRI slow 2D down to a "crawl", but that's only been
> >in memory limited situations where there isn't enough remaining
> >offscreen memory for pixmaps, so drawing to them isn't accelerated
> >at all. (Not even CopyArea and solid fills.)
>
> 64Mb DDR Radeon here, and 1Gb of system RAM.  AGP aperture set to
> 64Mb, and AGP 2x is being used.  MTRR not functional on
> serverworks.


-- 
Eric Anholt
[EMAIL PROTECTED]

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