[Mplayer-users] MTRR settings for TNT2, use auto-added values?

[Felix Buenemann]

Hello André,

Tuesday, July 24, 2001, 6:46:10 PM, you wrote:

> Hi folks,

> I've been told the binary drivers from NVidia should automatically set up
> correct MTRR settings for me, is this correct? The /proc/mtrr settings that
> have been automatically configured for my 32 meg TNT2 card are:

> reg00: base=0x00000000 (   0MB), size= 128MB: write-back, count=1
> reg01: base=0xe0000000 (3584MB), size=  64MB: write-combining, count=1
> reg02: base=0xe6000000 (3680MB), size=  32MB: write-combining, count=1

> This differs a bit from the MTRR instructions as shipped with mplayer. For
> an example, the reg0{0,1,2}: part isn't in those instructions. Also, the
> memory size is specified in MB for me while the docs says they should be in
> hex. Should I keep it the way it was automatically configured or should I
> modify it? I'm loosing frames on high-res DivX movies with my PIII 550 and
> I'm trying to find a way to fix it without buying a new processor.

> lspci -v shows:

> Memory at e4000000 (32-bit, non-prefetchable) [size=16M]
> Memory at e6000000 (32-bit, prefetchable) [size=32M]

> Is only the second one relevant when specifying MTRR?

I think it's ok, problem will be cpu power, high res divx are very
heacy decode load, maybe tryout divx4linux but it's beta and has some
bugs (see DOCS/DivX4Linux in current CVS mplayer).

-- 
Best regards,
 Felix                            mailto:atmosfear at users.sourceforge.net



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