Date: Fri, 10 Oct 2003 12:26:13 -0400 From: Brian Reichert <reichert@numachi.com> To: Joseph Koshy <jkoshy@FreeBSD.ORG>, freebsd-hackers@freebsd.org Subject: Re: Determining CPU features / cache organization from userland Message-ID: <20031010162613.GP56167@numachi.com> In-Reply-To: <20031010134400.GE803@saboteur.dek.spc.org> References: <20031010103640.6F5A216A4BF@hub.freebsd.org> <20031010134400.GE803@saboteur.dek.spc.org>
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On Fri, Oct 10, 2003 at 02:44:00PM +0100, Bruce M Simpson wrote: > On Fri, Oct 10, 2003 at 03:36:40AM -0700, Joseph Koshy wrote: > > I'm looking for ways that a userland program can determine the CPU > > features available on an SMP machine -- processor model, stepping > > numbers, supported features, cache organization etc. > > "What Silby said" and have a look at the sysutils/x86info port. Hey, cool, I'd never heard about this. Just tried this, and got some wierdness. Can I ask about it here, or do I poke at the port maintainer? > I've been thinking we should definitely make the cache organization > info available via sysctl. I am thinking we should do this to make > the UMA_ALIGN_CACHE definition mean something... > > I will probably throw diffs Jeff's way soon for this but I'm recovering > from a bit of a nasty cold right now. > > BMS > _______________________________________________ > freebsd-hackers@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-hackers > To unsubscribe, send any mail to "freebsd-hackers-unsubscribe@freebsd.org" > -- Brian 'you Bastard' Reichert <reichert@numachi.com> 37 Crystal Ave. #303 Daytime number: (603) 434-6842 Derry NH 03038-1713 USA BSD admin/developer at large
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