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From: Bill Davidsen <davidsen@tmr.com>
Newsgroups: mail.linux-kernel
Subject: Re: ide-scsi is deprecated for cd burning! Use ide-cd and   give
 dev=/dev/hdX as device
Date: Thu, 17 Feb 2005 18:00:56 -0500
Organization: TMR Associates, Inc
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kernel wrote:
> On Tue, 2005-02-15 at 14:48, Kiniger, Karl (GE Healthcare) wrote:
> 
>>I can confirm that. Creating a correct  iso image from a CD is a
>>major pain w/o ide-scsi. Depending on what one has done before the iso
>>image is missing some data at the end most of the time.
>>(paired with lots of kernel error messages)
>>
>>Testing was done here using Joerg Schilling's sdd:
>>
>>sdd ivsize=`isosize /dev/cdxxx` if=/dev/cdxxx of=/dev/null \
>>	bs=<several block sizes from 2048 up tried,does not matter>
>>
>>and most of the time it results in bad iso images....

Use isoinfo to get the size in 2k sectors, then
   dd if=/dev/cdrom bs=2k count={size} of=my_file
to pull the image. As noted elsewhere this doesn't work if the image 
isn't iso-9660.

-- 
    -bill davidsen (davidsen@tmr.com)
"The secret to procrastination is to put things off until the
  last possible moment - but no longer"  -me
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