Date: Wed, 17 Mar 2004 10:06:15 +0000 From: Simon Dick <simond@irrelevant.org> To: Bruno Ducrot <ducrot@poupinou.org> Cc: freebsd-mobile@freebsd.org Subject: Re: PowerNow in mobile AthlonXP Message-ID: <1079517975.10165.0.camel@localhost> In-Reply-To: <20040313000147.GQ28592@poupinou.org> References: <74EC3F3BA88A824FA61D3FD88097DB821915EF@ITIServer03.iti> <20040311180557.GB78217@www.lambertfam.org> <20040313000147.GQ28592@poupinou.org>
next in thread | previous in thread | raw e-mail | index | archive | help
On Sat, 2004-03-13 at 00:01, Bruno Ducrot wrote: > On Thu, Mar 11, 2004 at 01:05:57PM -0500, Scott Lambert wrote: > > On Thu, Mar 11, 2004 at 09:17:11AM +0100, antic_eye wrote: > > > Hi there, > > > > > > I googled all the web for a solution, so I hope you could help me. I > > > have a PackardBell Laptop with a mobile athlon xp inside. I installed > > > FreeBSD 5.2.1 3 weeks ago and everything works fine. Even the screen > > > flickering under x I fixed (it lasts me one week :o)). > > > > > > My problem is, that I dont know how to trottle the cpu frequency. Linux > > > has the cpufreqd. Is there anything appropriate in BSD? ACPI is up and > > > running (expect the StandBy mode - it doesn't work) > > > > I think Nate Lawson is working on getting a generic CPU frequency > > maniplation system added. My athlon laptop also runs full speed all the > > time and has no throttle options in the acpi sysctls. > > > > hw.acpi.cpu.cx_supported: C1/0 > > hw.acpi.cpu.cx_lowest: 0 > > hw.acpi.cpu.cx_history: 42619368/0 > > > > That strange. I would expect that your laptop will support at least C2 > since without it a laptop based on Athlon is somewhat overheaten. My XP2400+ laptop does show C2: simond@laptop:~$ sysctl hw.acpi.cpu hw.acpi.cpu.cx_supported: C1/0 C2/90 hw.acpi.cpu.cx_lowest: 0 hw.acpi.cpu.cx_history: 62780232/0 0/0
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?1079517975.10165.0.camel>