mounting UFS CD-ROMs

Michael Powell nightrecon at hotmail.com
Wed Aug 4 03:43:12 UTC 2010


Noah Pratt wrote:

> Hi,
> 
> I have a whole bunch of UFS CD-ROMs, but I'm unable to mount them on
> my FreeBSD 8 system.
> I thought it would be possible. From the FAQ:
> http://www.freebsd.org/doc/en/books/faq/disks.html
> 
>     UFS CD-ROMs can be mounted directly on FreeBSD. Mounting disk
> partitions from Digital UNIX and other systems that support UFS may be
> more complex, depending on the details of the disk partitioning for
> the operating system in question.
> 
> 
> I tried the direct route:
> 
> 6930p# file -s /dev/acd0t01
> /dev/acd0: Unix Fast File system [v1] (big-endian), last mounted on
                                         ^^^^^^^^^^
[snip]
> 
> 6930p# uname -a
> FreeBSD 6930p.domain.com 8.0-STABLE FreeBSD 8.0-STABLE #1: Mon May 17
> 01:26:14 PDT 2010
> root at 6930p.domain.com:/usr/obj/usr/src/sys/GENERIC  amd64
> 
> 
> Am I missing something that ought to be obvious? [probable]
> Is it no longer possible to mount UFS filesystems? [unlikely ;-) ]
> Is there something specific about *this* UFS filesystem that prevents
> it from working?
> 

I suspect maybe the disk was written using Solaris on SPARC, which is big-
endian. Most PC architectures are little-endian.

-Mike





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