[MPlayer-users] Help setting MTRR

[Philip Walden]

Jason Tackaberry wrote:

>On Mon, 2006-11-27 at 08:51 -0800, Philip Walden wrote:
>  
>
>>01:05.0 VGA compatible controller: nVidia Corporation NV5 [RIVA 
>>TNT2/TNT2 Pro] (rev 15) (prog-if 00 [VGA])
>>        Subsystem: ASUSTeK Computer Inc. AGP-V3800 SDRAM
>>        Flags: bus master, 66MHz, medium devsel, latency 40, IRQ 11
>>        Memory at f5000000 (32-bit, non-prefetchable) [size=16M]
>>        Memory at fc000000 (32-bit, prefetchable) [size=32M]
>>        Capabilities: [60] Power Management version 1
>>        Capabilities: [44] AGP version 2.0
>>    
>>
>[...]
>  
>
>> From what I read in most HowTos, I should set it as below, but what 
>>about that other 32MB memory region? One HowTos I saw says to use the 
>>last memory address?
>>
>>echo "base=0xf5000000 size=0x1000000 type=write-combining" >| /proc/mtrr
>>    
>>
>
>Use 0xfc000000, as this is the prefetchable region.
>
>echo "base=0xfc000000 size=0x2000000 type=write-combining" >| /proc/mtrr
>
>If there are problems, dmesg should give you some hints.
>  
>
That did the trick. No more too SLOW messages. BTW I found out this is a 
bug in xorg 7.0.

https://bugs.freedesktop.org/show_bug.cgi?id=5801