[MPlayer-users] mtrr help needed

[Nick Kurshev]

Hello, Roger!

On Tue, 19 Feb 2002 01:49:16 +0100 you wrote:

> [Automatic answer: RTFM (read DOCS, FAQ), also read DOCS/bugreports.html]
> Hi,
> I experienced slow video playback when playing a divX movie, read in the docs 
> that setting up mtrr for the videocard memory would speed things up.
> My problem is that cat /proc/mtrr gives (me) confusing:
> 
> reg00: base=0x00000000 (   0MB), size= 256MB: write-back, count=1
> reg01: base=0x10000000 ( 256MB), size=  64MB: write-back, count=1
> reg04: base=0xed000000 (3792MB), size=61448MB: write-combining, count=3 
> 
> What's this, what causes this and how do I get mtrr set up properly?
> 
> I'm using:
> SuSE 7.2 
> mplayer 0.60
> xfree86 4.0.3
> 
> SuperProbe says:
> 
> First video: Super-VGA
>         Chipset: ATI 264GT3 (3D Rage Pro) (Port Probed)
>         Memory:  8192 Kbytes
>         RAMDAC:  ATI Mach64 integrated 15/16/24/32-bit DAC w/clock
>                  (with 6-bit wide lookup tables (or in 6-bit mode))
>                  (programmable for 6/8-bit wide lookup tables)
>         Attached graphics coprocessor:
>                 Chipset: ATI Mach64
>                 Memory:  8192 Kbytes
> 
> lspci -v says:
> 
> 
> 01:00.0 VGA compatible controller: ATI Technologies Inc 3D Rage Pro AGP 1X/2X 
> (rev 5c) (prog-if 00 [VGA])
>         Subsystem: ATI Technologies Inc 3D Rage Pro AGP 1X/2X
>         Flags: bus master, stepping, medium devsel, latency 64, IRQ 9
>         Memory at ee000000 (32-bit, non-prefetchable) [size=16M]
>         I/O ports at cc00 [size=256]
>         Memory at efeff000 (32-bit, non-prefetchable) [size=4K]
>         Expansion ROM at efec0000 [disabled] [size=128K]
>         Capabilities: [50] AGP version 1.0
> 
> 
> Any help is very much appreciated!
> 
Try read docs/mtrr better ;)
You pointed even wrong phys address of your video memory.
Or try use mplayer-CVS. There is already implemented mach64 vidix's driver
which configures mtrr automatically.
> Thanks
> 
> Roger
> 
> _______________________________________________
> RTFM!!!  http://www.MPlayerHQ.hu/DOCS
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> 


Best regards! Nick
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