Subject: Re: Re[2]: SCSI disk setup for NetBSD on Sun 3/150
To: None <Adrian_Roseboom@hud.gov>
From: Jeremy C. McDermond <mcdermj@Xenotropic.COM>
List: port-sun3
Date: 12/30/1996 12:46:50
In message <9611308519.AA851997411@hudsmtphq.hud.gov>, Adrian_Roseboom@hud.gov
writes:
> >>No. sunlabel ought to create perfectly good big-endian labels even on
> >>little-endian machines, though I haven't been able to test it (yet).
> >>And the miniroot image is just an octet stream.
> >>
> >>Endianism would play a role only if you were trying to actually
> >>construct a filesystem on the little-endian machine - for exmaple, if
> >>you were trying to use a NetBSD/i386 machine to newfs and extract the
> >>tarballs. Then you _would_ have endian problems.
>
> >I've succesfully used your sunlabel program, and a canned miniroot to
> >create a NetBSD/sparc boot disk from a NetBSD/i386 machine. It was
> >actually pretty easy. Thanks for this utility, it's saved me a couple
> >of times. 8-)
>
> So... if my labels are OK but all I need to do is newfs my disk, I can do
> this on a PC based *nix system? It would be oh so easy for me to pop the
> drive in and do a CD based boot of Redhat at work (just runs off the CD
> and boot disks). Then I should be able to newfs the sucker and go from
> there. I can tapeboot just fine at home but that doesn't include newfs
> :(. At that point I can dd it from the tape drive. Why oh why isn't
> newfs available in the tape boot media (asking innocently but completely
> ignorantly ;) I can disklabel all I like but without newfs yer kinda
> stuck. I don't wanna be whiny, I'm just curious.
Nope -- the i386 newfs will create a little-endian file system. What you
need to do is use dd(1) to copy a miniroot on to your disk, then use sunlabel
to give that disk a valid label. dd(1) is just copying raw bits, it doesn't
care about byte order.
>
> -Adrian
>
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Jeremy C. McDermond mcdermj@xenotropic.com
Xenotropic Imaging Systems
"Stupidity is like Nuclear Power; It can be used for good or evil...
and you don't want to get any on you." --From a Dilbert strip
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