Date: Fri, 11 Jun 2004 10:19:28 +1200 From: Drew Broadley <drew@corrupt.co.nz> To: =?ISO-8859-1?Q?Eduardo_M=EDnguez_P=E9rez?= <e-minguez@seznam.cz> Cc: freebsd-mobile@freebsd.org Subject: Re: FreeBSD & SpeedStep Message-ID: <40C8DE70.5040902@corrupt.co.nz> In-Reply-To: <1086904021.1915.9.camel@localhost> References: <1086904021.1915.9.camel@localhost>
next in thread | previous in thread | raw e-mail | index | archive | help
Eduardo Mínguez Pérez wrote: >Hi! >This is my first mail to the list and I want to sorry for my english >(I'm spanish ;D) >My question is... Is speedstep supported by FreeBSD? My notebook is a p4 >mobile (1,7 Ghz) >I'm using cpydyn or cpufreq under linux... and it works fine. It speed >up or down my cpu frequency if needed. >I've read something in 5.2.1 with acpi... but I don't know if it's like >linux. Any idea? >Thanks a lot ;) > > > # sysctl hw.acpi | grep cpu hw.acpi.cpu.throttle_max: 8 hw.acpi.cpu.throttle_state: 8 hw.acpi.cpu.cx_supported: C1/1 C2/2 C3/185 hw.acpi.cpu.cx_lowest: C1 hw.acpi.cpu.cx_usage: 99% 0% 0% When unplugging the AC to and from my laptop I get the following in dmesg: cpu0: Performance states changed cpu0: Performance states changed Hopefully that answers your question :) - Drew
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?40C8DE70.5040902>