On Wednesday 23 October 2002 21:51, Bryan Simmons wrote:
> Perhaps dma wasn't the problem.  Here's the output when I execute hdparm
> on /dev/hdc (my CD-RW):
>
> /dev/hdc:
>  HDIO_GET_MULTCOUNT failed: Input/output error
>  IO_support   =  1 (32-bit)
>  unmaskirq    =  1 (on)
>  using_dma    =  1 (on)
>  keepsettings =  0 (off)
>  readonly     =  0 (off)
>  BLKRAGET failed: Input/output error
>  HDIO_GETGEO failed: Invalid argument
>
> When I try to retrieve the read-ahead setting: hdparm -a /dev/hdc I get:
>
> /dev/hdc:
>  BLKRAGET failed: Input/output error

There are some settings which do not apply to cdroms, one of which is 
BLRAGET, the other shown above is geometry settings of which a cdrom has not, 
so that will fail as well.

-- 
Regards Richard
[EMAIL PROTECTED]
http://people.zeelandnet.nl/pa3gcu/

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