The following url might help: http://gatos.sourceforge.net/dri-debug.php
Vladimir Dergachev
On Sat, 29 Dec 2001, Prabhakar Reddy GVS wrote:
> Hi there,
>
>
> I thgt i should also add some observations from my end regarding the DRI and
> AGP issue. I was atlast able to get my Radeon driver support for my Laptop.
>
> Compaq Presario 1720 US, with RH 7.2, Kernel 2.4.7-10, XFree86 CVS Oct 31st
> 8 MB Video Ram, ATI Radeon Mobility M6
>
> Observations:
>
> 1) When i pass "vga=0x305" to my kernel during bootup (in the lilo.conf). No
> matter what I do, my X never runs if i use a Radeon driver. I had to use
> Vesa generic driver to get my X running till now. I have also tried with
> different options available for the "vga" parameter, but X runs only when i
> choose "vga=1" option (i.e. 80x25). If i do choose to run with "vga=0x305"
> kernel option and with "radeon" as my driver for the X, then i am only able
> to get 640x480 screen and that too in a screwed up manner.
>
> 2) So i am able to run the X with a radeon support. Here is where i found
> some bizzare things:
>
> * If i set up my X server to a "1024x768x16", i get AGP 4x and also my DRI
> is enabled.
> This information was gathered from XFree.0.log, but when i try to
> run the "glxinfo"
> it says that my "Direct Rendering : no". Why is it saying so ???
>
> * When i set my X server to "1024x768x24", i get the display but then
> my AGP and DRI options are ignored while the X starts.
>
> In both cases, glxinfo reports that my "DRI" is disabled irrespective of
> what is shown in XFree.0.log.
>
> And glxgears gives me 250-270 fps. Can anyone tell me what should be the
> ideal number on would expect to see if everything was working, for a Radeon
> Mobility M6 chip ?
>
> So here are my questions:
>
> 1) Can i still pass vga=0x305 (or any other option) and still get Radeon
> support for my card ? If so what resolutions are we talking abt ?
>
> 2)Why isn't the DRI and AGP enabled at 1024x768x24 res. ? And why is glxinfo
> reporting it incorrectly when i see that DRI is enabled in my XFree.0.log
> (while using 1024x768x16 res) ?
>
> 3)What is the typical fps reported from "glxgears" for this videocard ?
>
>
> Lastly, i was never able to get a higher resolution to work for me unlike
> what Jean has reported.I will send in log files if someone is curious.
>
> Seasons Greetings :))
>
> regards
>
> reddy
>
> -----Original Message-----
> From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On Behalf
> Of Jean-Marc Valin
> Sent: Friday, December 21, 2001 3:25 PM
> To: Michel Dänzer
> Cc: [EMAIL PROTECTED]
> Subject: Re: [Xpert]No AGP and DRI with ATI Radeon Mobility M6
>
>
> > Just "/dev/agpgart support" is not enough, you also have to select
> > support for your chipset, but maybe all available support is enabled by
> > default.
>
> OK, I finally got AGP to work, using *only* CONFIG_AGP_INTEL. And I got
> DRI working at 1280x1024. Unfortunately, I can't get it to work at
> 1400x1050 (SXGA+), which is my normal LCD resolution. It complains that
> it can't allocate 8663 kB of memory, which is normal since I only have 8
> MB video memory. Is there any way to "save some memory" so that I could
> get DRI @ 1400x1050?
>
> Thanks,
>
> Jean-Marc
>
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