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Date: Sat, 20 Aug 2005 18:32:17 -0700
From: Garrett Cooper <youshi10@u.washington.edu>
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To: David Syphers <dsyphers@u.washington.edu>, freebsd-questions@freebsd.org
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Subject: Re: problems mounting a DVD
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David Syphers wrote:

>On Friday 19 August 2005 08:57 pm, Roshan wrote:
>  
>
>>On 8/19/05, David Syphers <dsyphers@u.washington.edu> wrote:
>>    
>>
>>>I'm trying to mount a DVD+RW disc on my DVD-ROM drive, and not
>>>succeeding. Trying either 'mount_cd9660 /dev/acd1 /cdrom1' or 'mount -t
>>>udf /dev/acd1 /cdrom1' results in an 'Input/output error'. I've never
>>>tried mounting DVDs on this drive before, but I play DVD movies on it all
>>>the time, so I assume the problem has something to do with file systems.
>>>Any ideas?
>>>
>>>Thanks,
>>>
>>>-David
>>>      
>>>
>>What does dmesg show at bootup ?
>>    
>>
>
>I should have mentioned:
>
>acd1: DVDROM <TOSHIBA DVD-ROM SD-M1502/1816> at ata1-slave UDMA33
>
>and 
>
>FreeBSD yggdrasil.seektruth.org 5.4-STABLE FreeBSD 5.4-STABLE #0: Wed Jul 27 
>20:38:09 PDT 2005     
>root@yggdrasil.seektruth.org:/usr/obj/usr/src/sys/YGGDRASIL  i386
>
>
>-David
>
    DVD movies do not need to be mounted; only data DVDs. Also, the 
majority of data DVDs are in UDF format, so make sure that you can mount 
UDF files.
    See if you can increase the verbosity of the mount at all.
-Garrett