[Clfs-support] Limited recognition of DVD-ROM device

Maarten Lankhorst mlankhorst at cross-lfs.org
Thu Dec 27 12:53:36 PST 2007


Alonso Graterol schreef:
> "root at familia# hdparm -d1 /dev/hdb
>
> /dev/hdb:
>  setting using_dma to 1 (on)
>  HDIO_SET_DMA failed: Operation not permitted
>  using_dma     =  0 (off)"
>

My bet is on forgetting to select the appropiate ide controller, so it
falls back to ide-generic which doesn't support dma.

-Maarten



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