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| author | gabucino <gabucino@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2001-09-24 13:23:22 +0000 |
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| committer | gabucino <gabucino@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2001-09-24 13:23:22 +0000 |
| commit | 233a8320b416310a6f8ff0e3bd768a8ec17731bc (patch) | |
| tree | 4b5d5bb8738bc74ed0f3dbb08f969629df74d1ed /DOCS/video.html | |
| parent | 110f5fc2748460abe641381679783ff5bfa44798 (diff) | |
| download | mpv-233a8320b416310a6f8ff0e3bd768a8ec17731bc.tar.bz2 mpv-233a8320b416310a6f8ff0e3bd768a8ec17731bc.tar.xz | |
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git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@1947 b3059339-0415-0410-9bf9-f77b7e298cf2
Diffstat (limited to 'DOCS/video.html')
| -rw-r--r-- | DOCS/video.html | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/DOCS/video.html b/DOCS/video.html index ec2ffaee6b..79067147eb 100644 --- a/DOCS/video.html +++ b/DOCS/video.html @@ -48,8 +48,22 @@ broken)</TD><TR> <P><B><A NAME=2.2.1.1>2.2.1.1. MTRR</A></B></P> -<P>It is VERY recommended to set MTRR registers up properly, because they can -give a big performance boost. First you have to find the base address. +<P>It is VERY recommended to check if the MTRR registers are set up properly, +because they can give a big performance boost.</P> + +<P>Do a '<CODE>cat /proc/mtrr</CODE>' :</P> + +<P><CODE> +--($:~)-- cat /proc/mtrr<BR> +reg00: base=0xe4000000 (3648MB), size= 16MB: write-combining, count=9<BR> +reg01: base=0xd8000000 (3456MB), size= 128MB: write-combining, count=1<BR> +</CODE></P> + +<P>It's right, shows my Matrox G400 with 16Mb memory. I did this from +XFree 4.x.x , which sets up MTRR registers automatically.</P> + +If nothing worked, you have to do it manually. First, you have to find the base +address. You have 3 ways to find it:</P> <P><UL> |