Re: Radeon 7500 Issues

From: Eric Anderson (andersoe_at_cs.arizona.edu)
Date: 04/26/04 

Date: Mon, 26 Apr 2004 09:24:00 -0700

Jun Gleey wrote:

> Dances With Crows wrote:
>
>> On 5 Apr 2004 07:39:06 -0700, jungleey staggered into the Black Sun and
>> said:
>>
>> Please don't top-post. Message rearranged to comply with Usenet
>> conventions.
>>
>>> Dances With Crows <danSPANceswitTRAPhcrows@usa.net> wrote in message
>>> news:<slrnc6r4b5.cfp.danSPANceswitTRAPhcrows@samantha.crow202.dyndns.org>...
>>>
>>>
>>>> On 2 Apr 2004 07:56:06 -0800, jungleey staggered into the Black Sun
>>>> and said:
>>>>
>>>>> I have a radeon 7500 PCI card installed on my machine running Redhat
>>>>> 9.0( Xfree86 4.3.0). try to drag a xterm or any application it is
>>>>> HorizSync 30.0 - 80.0
>>>>> VertRefresh 55.0 - 75.0
>>>>
>>>>
>>>> Are you sure these are correct? The VRefresh range seems awfully
>>>> narrow.
>>>
>>>
>>> THe vertical Refresh rate is correct. I got that value from the
>>> manufacturer tech specs and also it is the value obtained by the red
>>> hat installer when it probed the monitor.
>>
>>
>>
>> OK, if the manual says that's what the monitor can do, that's what it
>> should be. Is this an LCD of some type? The Vrefresh range is
>> pitifully narrow for a CRT.
>>
>>
> Thanks again. I hope i'm replying this in the right way. The monitor is
> a 24" Samsung Syncmaster 243T LCD monitor.
>
>
>>>>> Section "Device"
>>>>> Driver "ati"
>>>>
>>>>
>>>> This should probably be "radeon". The ati X server is supposed to
>>>>
>>>>> Option "NoAccel" "1"
>>>>
>>>>
>>>> Why is this set to "1"? If you look at the manpage for "radeon" or
>>>> "ati", you'll find that this *turns off* all acceleration! Your
>>>
>>>
>>> I have tried various combinations of ati/radeon drivers and also with
>>> accel on/off. When i turned on acceleration it never gave me a
>>> display
>>
>>
>>
>> Something is wrong somewhere then. If you have acceleration turned off,
>> your Radeon will perform about as fast as it would with the VESA
>> framebuffer, so you need to figure out how to turn acceleration on.
>>
>>
>>> and this is what i see in XFree86.0.log
>>> drmOpenDevice: node name is /dev/dri/card0
>>> drmOpenDevice: open result is -1, (No such device)
>>
>>
>>
>> So, do you see these lines when you have NoAccel set to 1, or when you
>> have it set to 0? It's not clear from your post.
>>
> I see this messages when i turn on the acceleration i.e
> option NoAccel "0".
> When the it is set to 1 i dont see those messages.
>
>
>
>>
>>> THe ati/radeon driver dint seem to matter. THis tells me that the dri
>>> is not enabled. Is there a way i can debug this?
>>
>>
>>
>> You need to have the appropriate kernel modules loaded for DRI to work.
>> These modules are agpgart and radeon. modprobe these modules at boot
>> time; put the lines
>>
>> modprobe agpgart
>> modprobe radeon
>>
>> ...into /etc/rc.d/rc.local if you're using Redhat or Mandrake,
>> /etc/init.d/boot.local if you're using SuSE, various other locations if
>> you're using other distros.
>>
>
>
> The "agppart" and "radeon" modules are not loaded. Do i need to load the
> agppart module though my card is PCI.
> The radeon/ati driver initially was failing saying
> radeon.o [agp] could not bind.
> So then i had to use the option
> option FORCEPCIMODE "1"
> After this i was able to launch X successfully.
>
>

I believe i had a similar problem with mine. Those 2 kernel modules must
be loaded for DRI to work, and for hw accel to work, you must have DRI
working. I know, complete pain in the ass.

Mine is PCI as well, just use agppart anyways, its just a poorly named file. 

-- 
Eric Anderson
     http://www.binprod.com/

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