Date: Thu, 28 Jun 2007 17:02:02 +0100 From: RW <fbsd06@mlists.homeunix.com> To: freebsd-questions@freebsd.org Subject: Re: Upgrading from an old athlon to a new 64 bit one. Message-ID: <20070628170202.43e64182@gumby.homeunix.com.> In-Reply-To: <20070628101239.6fs4qrpz8k8kkosw@intranet.unixmania.com> References: <20070627145452.ytifppt70oc480s8@intranet.unixmania.com> <20070628011057.5a0d90b5@gumby.homeunix.com.> <20070628101239.6fs4qrpz8k8kkosw@intranet.unixmania.com>
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On Thu, 28 Jun 2007 10:12:39 -0500 eculp@unixmania.com wrote: > What I am trying to do is compile an amd64 kernel, install it and > see what happens ;) I can always go back to the generic kernel > compiled in sys/i386. amd64 and i386 are different platforms in the same sense that sparc64 and ppc are different platforms. An AMD 64 is not back-compatible to pentium pro code when it's in 64-bit mode. Whilst 32-bit binaries can be run on the amd64 platform, they need special handling, you can't just mix-and-match world and kernel platforms.
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