Date: Wed, 29 Jun 2005 11:59:20 -0700 From: Peter Wemm <peter@wemm.org> To: freebsd-amd64@freebsd.org Subject: Re: device cpufreq Message-ID: <200506291159.20846.peter@wemm.org> In-Reply-To: <20050524155924.GE31564@dragon.NUXI.org> References: <20050520033116.62902.qmail@web30704.mail.mud.yahoo.com> <20050524155924.GE31564@dragon.NUXI.org>
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On Tuesday 24 May 2005 08:59 am, David O'Brien wrote: > On Thu, May 19, 2005 at 08:31:16PM -0700, Neil Short wrote: > > I updated to 6.0-CURRENT to test out the powernow > > drivers on my machine. It's a laptop and the processor > > is AMD Athlon-xpm. > > .. > > > carmen# dmesg > > ... > > CPU: AMD Athlon(tm) XP Processor 3000+ (1595.89-MHz > > 686-class CPU) > > Origin = "AuthenticAMD" Id = 0xf48 Stepping = 8 > > I'm surprised by this output - you have a K8 core CPU (754-pin rev. > C0). Your BIOS should say something other than "Athlon(tm) XP". What > laptop do you have? > > > Features=0x78bfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR > >,PGE,MCA,CM OV,PAT,PSE36,CLFLUSH,MMX,FXSR,SSE,SSE2> > > AMD Features=0xc0500000<NX,AMIE,DSP,3DNow!> > > ... > > cpu0 on motherboard > > powernow0: <PowerNow! K8> on cpu0 > > This is correct. If you'll notice, he's got a '686-class' cpu and there is no LM (long mode) in the AMD Features flag. He's running FreeBSD/i386, not /amd64, on an Athlon-XP mobile, not an Athlon64. It might be a cut-down K8 core, but its not got 64 bit on it. -- Peter Wemm - peter@wemm.org; peter@FreeBSD.org; peter@yahoo-inc.com "All of this is for nothing if we don't go to the stars" - JMS/B5
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