Date: Tue, 14 Oct 2003 09:15:01 -0700 From: John-Mark Gurney <gurney_j@efn.org> To: freebsd-hackers@freebsd.org Subject: Re: Determining CPU features / cache organization from userland Message-ID: <20031014161501.GS533@funkthat.com> In-Reply-To: <20031013193258.GB25160@saboteur.dek.spc.org> References: <20031010134400.GE803@saboteur.dek.spc.org> <16263.1019.939450.708832@grasshopper.cs.duke.edu> <20031011035827.GD75796@server.c211-28-27-130.belrs2.nsw.optusnet.com.au> <20031011082711.GB679@saboteur.dek.spc.org> <20031011101231.GH75796@server.c211-28-27-130.belrs2.nsw.optusnet.com.au> <20031011140651.GA1739@saboteur.dek.spc.org> <20031012195752.GE2996@saboteur.dek.spc.org> <20031013094715.GA75662@server.c211-28-27-130.belrs2.nsw.optusnet.com.au> <3F8AD6DB.4050107@gothic.net.au> <20031013193258.GB25160@saboteur.dek.spc.org>
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Bruce M Simpson wrote this message on Mon, Oct 13, 2003 at 20:32 +0100:
> i386 pc98 amd64
> ---------------
> Action: Add code to identcpu.c to fill out hw_cacheinfo.
>
> Cache discovery: Extended CPUID.
> Static tables if 486-class machine. No cache on 386.
> TLB discovery: Extended CPUID.
> Static tables if 486-class machine. No cache on 386.
not to be a stick, but I do have a Am386DX-40 that has 128kb of cache
on the mother board. It's the same style SRAMs that most 486's have
on their board.
--
John-Mark Gurney Voice: +1 415 225 5579
"All that I will do, has been done, All that I have, has not."
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