Re: [Xpert]ATI Rage 128 Mobility and DRI

2002-04-23 Thread Vladimir Dergachev



On 22 Apr 2002, Doug Alcorn wrote:

> Vladimir Dergachev <[EMAIL PROTECTED]> writes:
>
> > Most likely you do not have enough video ram for this. One suggestion is
> > to switch to 16bpp.
>
> I've gotten several comments of this nature.  I have 8MB of video
> ram.  According to the DRI calculator, I should be able to do
> 1400x1050 in 16bpp.  That is not the case.  I can only do 1280x1024 in
> 16bpp.  I can't do DRI in 24bpp and 1280x1024.  Of course, my LCD does
> 1400x1050.  Running 1280x1024 on it looks cruddy.

Hmm.. What does /var/log/XFree86.0.log say ?

  Vladimir Dergachev

>
> > On 21 Apr 2002, Doug Alcorn wrote:
> >
> > > I thought I would post this mainly to populate google.  I can't
> > > remember where I saw the user comment with the solution.  Probably on
> > > the dri.sourceforge.net site.  Anyway, my Rage 128 Mobility LF won't
> > > do DRI at resolutions higher than 1280x1024.  I don't know if this is
> > > a limited by the chipset or the dri drives.  Wouldn't hurt if this was
> > > documented in a manpage or something.
>
> --
>  (__) Doug Alcorn - Unix/Linux/Web Developing
>  oo / PGP 02B3 1E26 BCF2 9AAF 93F1  61D7 450C B264 3E63 D543
>  |_/  mailto:[EMAIL PROTECTED] http://www.lathi.net
>

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Re: [Xpert]ATI Rage 128 Mobility and DRI

2002-04-22 Thread Alan Hourihane

On Mon, Apr 22, 2002 at 10:32:36PM -0400, Doug Alcorn wrote:
> Vladimir Dergachev <[EMAIL PROTECTED]> writes:
> 
> > Most likely you do not have enough video ram for this. One suggestion is
> > to switch to 16bpp.
> 
> I've gotten several comments of this nature.  I have 8MB of video
> ram.  According to the DRI calculator, I should be able to do
> 1400x1050 in 16bpp.  That is not the case.  I can only do 1280x1024 in
> 16bpp.  I can't do DRI in 24bpp and 1280x1024.  Of course, my LCD does
> 1400x1050.  Running 1280x1024 on it looks cruddy.
> 
Correct. The DRI calculator must be wrong.

1400*1050*2 = 2870KB. You need to multiply this figure by 3 for the
front, back and depth buffers which gives 8610KB. More than the 8192KB
of video memory you have. 

Alan.
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Re: [Xpert]ATI Rage 128 Mobility and DRI

2002-04-22 Thread Doug Alcorn

Vladimir Dergachev <[EMAIL PROTECTED]> writes:

> Most likely you do not have enough video ram for this. One suggestion is
> to switch to 16bpp.

I've gotten several comments of this nature.  I have 8MB of video
ram.  According to the DRI calculator, I should be able to do
1400x1050 in 16bpp.  That is not the case.  I can only do 1280x1024 in
16bpp.  I can't do DRI in 24bpp and 1280x1024.  Of course, my LCD does
1400x1050.  Running 1280x1024 on it looks cruddy.

> On 21 Apr 2002, Doug Alcorn wrote:
> 
> > I thought I would post this mainly to populate google.  I can't
> > remember where I saw the user comment with the solution.  Probably on
> > the dri.sourceforge.net site.  Anyway, my Rage 128 Mobility LF won't
> > do DRI at resolutions higher than 1280x1024.  I don't know if this is
> > a limited by the chipset or the dri drives.  Wouldn't hurt if this was
> > documented in a manpage or something.

-- 
 (__) Doug Alcorn - Unix/Linux/Web Developing
 oo / PGP 02B3 1E26 BCF2 9AAF 93F1  61D7 450C B264 3E63 D543
 |_/  mailto:[EMAIL PROTECTED] http://www.lathi.net
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Re: [Xpert]ATI Rage 128 Mobility and DRI

2002-04-22 Thread Vladimir Dergachev


Most likely you do not have enough video ram for this. One suggestion is
to switch to 16bpp.

Vladimir Dergachev

On 21 Apr 2002, Doug Alcorn wrote:

> I thought I would post this mainly to populate google.  I can't
> remember where I saw the user comment with the solution.  Probably on
> the dri.sourceforge.net site.  Anyway, my Rage 128 Mobility LF won't
> do DRI at resolutions higher than 1280x1024.  I don't know if this is
> a limited by the chipset or the dri drives.  Wouldn't hurt if this was
> documented in a manpage or something.
> --
>  (__) Doug Alcorn - Unix/Linux/Web Developing
>  oo / PGP 02B3 1E26 BCF2 9AAF 93F1  61D7 450C B264 3E63 D543
>  |_/  mailto:[EMAIL PROTECTED] http://www.lathi.net
> ___
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[Xpert]ATI Rage 128 Mobility and DRI

2002-04-22 Thread Doug Alcorn

I thought I would post this mainly to populate google.  I can't
remember where I saw the user comment with the solution.  Probably on
the dri.sourceforge.net site.  Anyway, my Rage 128 Mobility LF won't
do DRI at resolutions higher than 1280x1024.  I don't know if this is
a limited by the chipset or the dri drives.  Wouldn't hurt if this was
documented in a manpage or something.
-- 
 (__) Doug Alcorn - Unix/Linux/Web Developing
 oo / PGP 02B3 1E26 BCF2 9AAF 93F1  61D7 450C B264 3E63 D543
 |_/  mailto:[EMAIL PROTECTED] http://www.lathi.net
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