Date: Fri, 31 Aug 2007 12:42:44 -0700 From: "David O'Brien" <obrien@freebsd.org> To: =?unknown-8bit?Q?Bj=F6rn_K=F6nig?= <bkoenig@alpha-tierchen.de> Cc: freebsd-current@freebsd.org Subject: Re: Adding k9 and k10 to bsd.cpu.mk Message-ID: <20070831194244.GA4565@dragon.NUXI.org> In-Reply-To: <53082.192.168.1.2.1188586737.squirrel@webmail.alpha-tierchen.de> References: <-3502020561049594852@unknownmsgid> <a31046fc0708291203s3e71d603ka7b34cc320a8166a@mail.gmail.com> <20070829191310.GA50909@freebsd.org> <50152.2001:6f8:101e:0:20e:cff:fe6d:6adb.1188416964.squirrel@webmail.alpha-tierchen.de> <20070831142032.GD79097@dragon.NUXI.org> <53082.192.168.1.2.1188586737.squirrel@webmail.alpha-tierchen.de>
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On Fri, Aug 31, 2007 at 08:58:57PM +0200, Bjrn Knig wrote: > Björn König wrote: > >> Intel's first Pentium 4 with SSE3 is called "prescott". We could use > >> "venice" analogously to represent SSE3-capable Athlon64 CPUs. > > David O'Brien wrote: > > No! NO! AMD core names does not mean the same as Intel ones. > > Look folks, there is a clear way for this - the CPUID family. > > Pentium 4 processors before Prescott belong to family 15. Prescott and > recent Pentium 4 processors still use 15 as family ID. If I understand you > correctly then there should be no distinction between these processors > because they have the same family ID, but there is one in bsd.cpu.mk > because of SSE3. Not quite. CPUID Family is vendor-specific. The Family value for Intel cannot be compared with the meaning of Family for AMD (or VIA). AMD bumps the CPUID Family value for each new major architecture generation. I have no idea what's the meaning of "Family" by Intel. -- -- David (obrien@FreeBSD.org) Q: Because it reverses the logical flow of conversation. A: Why is top-posting (putting a reply at the top of the message) frowned upon? Let's not play "Jeopardy-style quoting"
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