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List:       dri-devel
Subject:    Re: [Bug 2419]  New: Solo crashes on ia64 on startup
From:       Stephane Marchesin <marchesin () icps ! u-strasbg ! fr>
Date:       2005-01-31 20:00:50
Message-ID: 41FE8E72.609 () icps ! u-strasbg ! fr
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Jesse Barnes wrote:

>On Saturday, January 29, 2005 4:38 pm, bugzilla-daemon@freedesktop.org wrote:
>
>>When I use solo on ia64, it sometimes causes an MCA upon startup. That's
>>because a memset is done on the framebuffer memory during init.
>>
>>Please refer to this message from Jesse Barnes to know why this is bad :
>>http://sourceforge.net/mailarchive/forum.php?thread_id=6354420&forum_id=717
>>7
>>
>>Here is a patch that fixes this by changing the memset into a for() loop
>>doing memory access one byte at a time :
>>http://icps.u-strasbg.fr/~marchesin/dri/ia64_solo_memset.patch
>>
>
>Is it just radeon that suffers from this problem?  How about r128 or the other 
>drivers?  (I don't have the tree in front of me just now or I'd do a quick 
>audit.)
>
Yes, other drivers suffer from that too (at least r128, i810 and mga as 
far as I can see). However, as I said previously I don't understand them 
enough to touch them.

Stephane





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