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Re: Battery status

To: Clark Williams <williams@redhat.com>
Subject: Re: Battery status
From: Ralf Baechle <ralf@linux-mips.org>
Date: Fri, 22 Jul 2005 15:17:32 -0400
Cc: Rodolfo Giometti <giometti@linux.it>, linux-mips@linux-mips.org
In-reply-to: <1122044036.10743.5.camel@riff>
Original-recipient: rfc822;linux-mips@linux-mips.org
References: <20050722142205.GE21044@enneenne.com> <1122044036.10743.5.camel@riff>
Sender: linux-mips-bounce@linux-mips.org
User-agent: Mutt/1.4.2.1i
On Fri, Jul 22, 2005 at 09:53:56AM -0500, Clark Williams wrote:

> > I'd like to implement a way to allow userspace to read battery status
> > (or percentage).  I notice this port of APM interface for ARM
> > architecture «arch/arm/kernel/apm.c» and I think I can use comething
> > similar... what do you think about that?
> 
> You might want to look at how acpi is presented in the /proc interface.
> You could hook your battery status routines into the acpi entries:
> 
>       /proc/acpi/battery/BAT0/{alarm,info,status} 
> 
> Just a thought.

Forget it.  One of the great advantages of MIPS is that Intel has ACPI.
On the open Richter scale for stupidity ACPI in computing is a 9.8.

  Ralf

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