Date: Tue, 2 Mar 2010 07:53:04 -0500
From: jhell <jhell@DataIX.net>
To: Alexander Best <alexbestms@wwu.de>
Cc: FreeBSD Hackers <freebsd-hackers@freebsd.org>
Subject: Re: [patch] extending {amd64|i386} cpu info
Message-ID: <alpine.BSF.2.00.1003020743400.40781@pragry.qngnvk.ybpny>
In-Reply-To: <permail-20100302002948f0889e8400002f05-a_best01@message-id.uni-muenster.de>
References: <permail-20100302002948f0889e8400002f05-a_best01@message-id.uni-muenster.de>
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On Mon, 1 Mar 2010 19:29, alexbestms@ wrote: > jhell schrieb am 2010-03-01: > >> On Fri, 26 Feb 2010 22:19, alexbestms@ wrote: >>> hi there, > >>> i always forget how to decipher model and family from the cpu id. >>> of course >>> there're 3rd party tools to do that for you, but instead i decided >>> to hack the >>> kernel. ;) > >>> maybe somebody finds these changes useful. > >>> cheers. >>> alex > > > >> What about the other arch's ? I only see i386 and amd64. I would >> think if this functionality is going to "make it in" that it should >> be done consistantly across the board, the way it is now. > > just had a look at the other archs and in fact implementing these changes is > not that easy as on i386 and amd64. > > talking about consistency: i found the cpu info outputs on arm, i64, etc. to > differ from the ones on i386 and amd64. so in fact there is inconsistency > present atm. > In that case. EEEK. Alright if they are already differing then I certainly see no reason why not to do this. > i also think that on some archs it's not possible to output cpu id, stepping, > family and model simply because there's no cpu instruction (CPUID or something > similar) returning those info for freebsd to use. > Man what_was_I_smokin(1) "joking"; when I wrote that last email while thinking about three things at once. Of course they are going to be different lol. You are quite correct. Sorry. > cheers. > alex > >> -- > >> jhell > -- jhell
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