Date: Mon, 12 Sep 2005 15:07:03 -0400 From: Charles Swiger <cswiger@mac.com> To: Kiffin Gish <kiffin@gish.demon.nl> Cc: freebsd-questions@freebsd.org Subject: Re: Which CPUTYPE? Message-ID: <C7B67D94-17B3-4559-B842-46BEDA398869@mac.com> In-Reply-To: <000001c5b7c3$a72e6af0$2201a8c0@ZGISH> References: <000001c5b7c3$a72e6af0$2201a8c0@ZGISH>
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On Sep 12, 2005, at 1:58 PM, Kiffin Gish wrote: > CPU: Mobile Intel(R) Pentium(R) 4 - M CPU 2.00GHz (1993.54 686- > class CPU) > > and for my web server, dmesg shows the same thing although is has a > > AMD Sempron 1800BOX3100+ > > I see in the documentation that CPUTYPE=i686 is for older Pentium > types, so > does that mean I should use CPUTYPE=i686 (even though dmesg shgows > '686-class CPU') > > And my kernel file then? cpu I686_CPU or I586_CPU. > > What should I use for my laptop? For my web server? Both of your machines are 686-class machines, using -mpentium or - mpentiumpro would be fine. There is an advantage to not compiling the kernel with 386 and 486 suppport, but after that the difference between 586 and 686 is fairly minimal.... -- -Chuck
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