From mboxrd@z Thu Jan 1 00:00:00 1970 From: Richard Black Subject: Re: Battery "design capacity" incorrect Date: Tue, 04 Mar 2003 08:16:24 -0600 Sender: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Message-ID: <3E64B538.20607@hp.com> References: <1046718101.3209.60.camel@comp6161.potsdam.edu> <1046723628.27050.3.camel@p2710> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Return-path: Errors-To: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Help: List-Post: List-Subscribe: , List-Unsubscribe: , List-Archive: To: ACPI Development - Sourceforge List-Id: linux-acpi@vger.kernel.org I see this patch (design capacity patch) at http://sourceforge.net/projects/battstat/; however, I don't see the 2 battery patch someone had not too long ago. Whoever has the 2 battery patch, could you post it to http://sourceforge.net/projects/battstat/? Thanks in advance, Richard Black Troy Schultz wrote: >>Correct. My main question is where is ACPI "getting" the 5400 from? >>Various Windows tools, and even the manufacturer's specs claim "3860" or >>"3870" as the capacity (tools and manufacturer respectively). I've >>changed various Linux tools that I've written to do the math based on >>the "last full capacity", but a lot of "other people's tools" use >>"design capacity" which is "better", in my opinion as it can let you >>know if you're having a calibration problem. >> >> > >I wonder if the design capacity in your case is the capacity of the >battery if it were fully charged and then fully depleated, a situation >which would and should never occurr. The last full capacity is what >should be used in any calculation of percent charged as this will be >changed to reflect the battery wear as the battery goes through its >usefull life. > >I have made changes to the battstat applet I use to use the last full >capacity in the calcualtions. > >Best Regards > > -- Sincerely, Richard Black http://www.cpqlinux.com http://www.compaq.com/linux ------------------------------------------------------- This SF.net email is sponsored by: Etnus, makers of TotalView, The debugger for complex code. Debugging C/C++ programs can leave you feeling lost and disoriented. TotalView can help you find your way. Available on major UNIX and Linux platforms. Try it free. www.etnus.com