Date: Sat, 22 Nov 2008 13:12:15 +1100 (EST) From: Ian Smith <smithi@nimnet.asn.au> To: "Dana H. Myers" <dana.myers@gmail.com> Cc: Alexander Motin <mav@freebsd.org>, freebsd-mobile@freebsd.org, freebsd-acpi@freebsd.org, martinko <gamato@users.sf.net> Subject: Re: Is the C3 possible with SMP? Message-ID: <20081122130515.K70117@sola.nimnet.asn.au> In-Reply-To: <492763E6.1080808@gmail.com> References: <20081121195714.CEE4B45010@ptavv.es.net> <20081122113015.B70117@sola.nimnet.asn.au> <492763E6.1080808@gmail.com>
next in thread | previous in thread | raw e-mail | index | archive | help
On Fri, 21 Nov 2008, Dana H. Myers wrote: > Ian Smith wrote: > > On Fri, 21 Nov 2008, Kevin Oberman wrote: > > > > > >> 1. Looks like it does not kill the timer. > > > > >> 2. I haven't got any benefit from it in idle state. According to > > > > >> `acpiconf -i 0` I have about 13 Amps (IMHO more looks like Watts) with > > That'll be Watts, for sure. 13 Amps would be somewhere between ~120W and > > ~180W depending on the battery voltage, and 36 Amps (below) would be 400W > > or more .. handy, maybe, for cooking breakfast on your touchpad :) > > While I suspect the value is indeed Watts, I do not know > why you're thinking 36A would indicate 400W or more. Modern > CPUs typically run at relatively low voltages between 1.0V > and 1.6V and proportionately high current. Unless acpiconf -i has changed between 7.0 and now, it reports Present Rate in mW, at least when running on battery. My T23 right now reports that as 13447mW, ie 13.447W. With a present battery voltage of 12.247V, that'd be 1.097 Amps battery discharge. YMMV. cheers, Ian
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20081122130515.K70117>