[MPlayer-users] mencoder question

Robert La Ferla robertlaferla at comcast.net
Mon Mar 7 16:48:28 CET 2005

Martin Collins wrote:

>Set your RTC so mplayer can use it. Then check you have DMA switched on for your drive. Check your MTRR settings. 

What is RTC?  Also, I am still confused (after reading the docs) as to 
how to verify that your MTRR settings are correct and how to fix them.  
Here are mine below:

# lspci -v
02:00.0 VGA compatible controller: nVidia Corporation NV18 [GeForce4 MX
- nForce GPU] (rev a3) (prog-if 00 [VGA])
       Subsystem: Holco Enterprise Co, Ltd/Shuttle Computer: Unknown
device f540
       Flags: bus master, 66Mhz, medium devsel, latency 32, IRQ 10
       Memory at e8000000 (32-bit, non-prefetchable) [size=16M]
       Memory at d8000000 (32-bit, prefetchable) [size=128M]
       Memory at e0000000 (32-bit, prefetchable) [size=512K]
       Capabilities: [60] Power Management version 2
       Capabilities: [44] AGP version 2.0

# cat /proc/mtrr
reg00: base=0x00000000 (   0MB), size= 256MB: write-back, count=1
reg01: base=0x10000000 ( 256MB), size= 128MB: write-back, count=1
reg02: base=0xd0000000 (3328MB), size= 128MB: write-combining, count=1
reg03: base=0xd8000000 (3456MB), size= 128MB: write-combining, count=1

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