i386->AMD64 upgrade path

[Kenneth Culver]

Quoting Damian Gerow <dgerow at afflictions.org>:

> Thus spake Kenneth Culver (culverk at sweetdreamsracing.biz) [29/06/04 10:23]:
> : >What is the state of the AMD64 version of BSD? Other than that im leaning
> : >toward the 1.7GHz Centrino, but I hear a lot of problems with FreeBSD
> : >working right with Centrino, is this correct? What are the issues?
> : >
> : It runs OK, with some minor nits compared to x86 version. I'm not sure
> : what the
> : laptop maker is talking about... but if you boot the x86 version of 
> FreeBSD,
> : it'll work. I think they meant you can't switch from amd64 to x86 after
> : already
> : booting an OS.
>
> Apologies for the noob question (and perhaps a slightly-OT post), but I've
> been debating purchasing an AMD64 machine for about a month now.  Aside from
> being lost in the myriad of available CPUs, I'm lost in the upgrade path.
>
> According to the statement above, this means that I can boot, buildworld,
> buildkernel, installkernel, reboot into single-user, installworld, rebuild
> ports?  Will that move me to a 64-bit platform?  Or is there some other
> trickery to this?  Would a binary upgrade be a better path?

Although I could be wrong, I don't think it's possible to upgrade like this.
Last I heard someone was working on this capability, but I haven't heard if
it's done yet. I just did a complete reinstall after backing up important
info/configuration.

Ken