Subject: Re: Endian-ness on ffs
To: None <netbsd-users@netbsd.org>
From: Bernd Sieker <bsieker@TechFak.Uni-Bielefeld.DE>
List: netbsd-users
Date: 12/08/1999 16:04:29
On 08.12.99, 08:43:47, Jon Lindgren wrote:
> Just wondering: forgetting about partition schemes, disklabels, etc... if
> I create a filesystem on, say, an i386 platform, will I be able to
> [theoretically] mount and use the filesystem on another system of
> different endian-ness (say, a sparc)?  I understand that there are
> partitioning and disklabel issues; this is just a theoretical question
> regarding the endianness of filesystem data on the disk itself.

That is what the kernel option

  options        FFS_EI          # FFS Endian Independant support

is used for.

options(4) has an entry on this options, quote:
"[...] allows a system to mount an FFS filesystem created for another
architecture, [...]"

> 
> Just curious for pure hack value...
> 
> Thanks!
> 
> -Jon Lindgren
>  "Xyzzy!  You're a duck!"
>  jlindgren@espus.com, yubyub@yubyub.net
>