Date: Wed, 1 Dec 2004 10:07:00 +1030 From: "Wilkinson, Alex" <alex.wilkinson@dsto.defence.gov.au> To: freebsd-acpi@freebsd.org Subject: Re: ACPI differences 4.10 - 5.3, laptop problem Message-ID: <20041130233659.GC20263@squash.dsto.defence.gov.au> In-Reply-To: <20041130180546.BD4CC5D04@ptavv.es.net> References: <20041130085340.GA76915@totem.fix.no> <20041130180546.BD4CC5D04@ptavv.es.net>
next in thread | previous in thread | raw e-mail | index | archive | help
0n Tue, Nov 30, 2004 at 10:05:46AM -0800, Kevin Oberman wrote: > Looks like the same processor I have and you can try adding: > options CPU_ENABLE_TCC > to your kernel. This enables the P4 Thermal Control which will let you > throttle the speed of the CPU without ACPI. Use the hw.p4tcc sysctls to > manage the speed. Kevin, why don't you use 'C states' for the afforementioned ? Throttling reduces CPU performance. I thought it would be better to use C1,C2,C3, states. Or does fbsd ACPI not support C states yet ? - aW
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20041130233659.GC20263>