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Date:      Thu, 28 Jul 2005 11:20:58 -0700
From:      Nate Lawson <nate@root.org>
To:        Eric Anderson <anderson@centtech.com>
Cc:        acpi@freebsd.org
Subject:   Re: More ACPI patch problems..
Message-ID:  <42E9220A.4030007@root.org>
In-Reply-To: <42E6A3B4.5000102@centtech.com>
References:  <42E68319.40105@centtech.com> <42E68BF7.4040104@root.org> <42E6A3B4.5000102@centtech.com>

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Eric Anderson wrote:
> Nate Lawson wrote:
> 
>> Eric Anderson wrote:
>>
>>> After updating, I now see this when on battery:
>>> hw.acpi.battery.life: 97
>>> hw.acpi.battery.time: 337898
>>> hw.acpi.battery.state: 1
>>> hw.acpi.battery.units: 2
>>> hw.acpi.battery.info_expire: 5
>>>
>>> And when on AC, my battery life never gets to 100% (like it used to).
>>>
>>> All my systems info is here:
>>> http://www.googlebit.com/freebsd/
>>
>> Can you run with the attached debug printf patch and let me know the 
>> output?  Run it both on and off AC power.
> 
> On bootup, with AC plugged in:
> batt pass1: dev 0xc22f7500 ok valid state 0 cap 100 valid_rate 0
> batt pass1: dev 0xc22f7880 batt pass2: min 0 total_min 0 total_cap 100
> batt pass2: min 0 total_min 0 total_cap 99
> batt pass1: dev 0xc22f7500 ok valid state 0 cap 100 valid_rate 0
> batt pass1: dev 0xc22f7880 batt pass2: min 0 total_min 0 total_cap 100
> batt pass2: min 0 total_min 0 total_cap 99

This is fine.  It appears your second battery is not present.

> Now on battery:
> power_profile: changed to 'economy'
> batt pass1: dev 0xc22f7500 ok valid state 0 cap 100 valid_rate 0
> batt pass1: dev 0xc22f7880 batt pass2: min 0 total_min 0 total_cap 100
> batt pass2: min 0 total_min 0 total_cap 99
> batt pass1: dev 0xc22f7500 ok valid state 0 cap 100 valid_rate 0
> batt pass1: dev 0xc22f7880 batt pass2: min 0 total_min 0 total_cap 100
> batt pass2: min 0 total_min 0 total_cap 99
>
> And then something like:
> batt pass1: dev 0xc22f7500 ok valid state 1 cap 93 valid_rate 2483
> batt pass1: dev 0xc22f7880 batt pass2: min 104 total_min 104 total_cap 93
> batt pass2: min 329216 total_min 329320 total_cap 92
> batt pass1: dev 0xc22f7500 ok valid state 1 cap 93 valid_rate 2483
> batt pass1: dev 0xc22f7880 batt pass2: min 104 total_min 104 total_cap 93
> batt pass2: min 329216 total_min 329320 total_cap 92

It appears we're getting invalid capacity data from the not-present 2nd 
battery.  I just committed a patch that should fix this -- it zeroes the 
memory in question so we don't get random values for a battery that 
isn't present.

Please let me know if it fixes this for you.

-- 
Nate



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