Date: Mon, 11 Jan 2010 13:01:52 +0000 From: Matthew Seaman <m.seaman@infracaninophile.co.uk> To: nightrecon@hotmail.com Cc: freebsd-questions@freebsd.org Subject: Re: Converting i386 to amd64 Message-ID: <4B4B2140.5020202@infracaninophile.co.uk> In-Reply-To: <hif4om$amo$1@ger.gmane.org> References: <hif4om$amo$1@ger.gmane.org>
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Michael Powell wrote:
> Greetings everyone:
>=20
> This is probably a pretty dumb question, but it's never really come up =
for=20
> me before. I am at a crossroads with regard to some hardware upgrades, =
and=20
> for a couple of them I have been putting off making the change to 64 bi=
t.=20
> These are server boxen with no concerns for desktop use.
>=20
> Is it possible to change an i386 install to amd64 without needing to st=
art=20
> from scratch? I was poking around reading some stuff, and ran across th=
is in=20
> in /usr/src/Makefile:
>=20
> # If TARGET=3Dmachine (e.g. ia64, sparc64, ...) is specified you can
> # cross build world for other machine types using the buildworld target=
,
> # and once the world is built you can cross build a kernel using the
> # buildkernel target.
>=20
> Does this mean I can achieve the desired effect with "make buildworld=20
> TARGET=3Damd64", et al? It would be a tremendous time-saver for me.
>=20
> Of course I would follow with a portupgrade -fa and rebuild all ports=20
> afterward.
>=20
> Thanks in advance for the wielding of any clue sticks. :-)
This sort of process /is/ possible, but it is a lot more involved than
you're anticipating. Unless you're the sort of person that likes doing
terribly complicated and risky procedures for the hell of it, you are=20
going to be better off just starting from scratch and reinstalling using
an AMD64 .iso. It's going to be quicker to reinstall anyhow.
Cheers,
Matthew
--=20
Dr Matthew J Seaman MA, D.Phil. 7 Priory Courtyard
Flat 3
PGP: http://www.infracaninophile.co.uk/pgpkey Ramsgate
Kent, CT11 9PW
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