[wplug] DMA

[Alexandros Papadopoulos]

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On Tuesday 11 March 2003 17:23, Henry Umansky wrote:
> I'm trying to play DVDs using xine and it is very jerky.  After
> searching on google, I noticed that a lot of people say to turn DMA
> on for your DVD drive.  However, when I try, I get the following
> error:
>
> [root at localhost linux-2.4]# hdparm -d1 /dev/hdd
>
> /dev/hdd:
>  setting using_dma to 1 (on)
>  HDIO_SET_DMA failed: Operation not permitted
>  using_dma    =  0 (off)

The system is telling you that this is not supported on your hardware.

Why don't you try mplayer for DVD playback? It's generally more 
lightweight than xine, in my experience. http://www.mplayerhq.hu and 
you play the first chapter of DVDs with mplayer -dvd 1.

I'm curious, what does dmesg have to say about your CD drive?

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