Re: Battery info bogus on Lenovo 3000 N100

[Alexey Starikovskiy <aystarik@gmail.com>]

Please open bug report at bugzilla.kernel.org against ACPI/battery.
Please attach dmesg and acpidump to that bug.
Please also attach actual /proc/acpi/battery/*/* files.

Thanks,
Alex.

Daniel Barkalow wrote:
> I'm having problems with the battery reporting on my laptop. In 
> particular, the LEDs suggest that the battery isn't working at all, but 
> /proc/acpi/battery/BAT1/state says it's fine. Furthermore, one time when I 
> actually removed the battery entirely, /proc/acpi/.../info said (from 
> memory, may be slightly off):
>
> present:                 yes
> design capacity:         4000 mAh
> last full capacity:      4000 mAh
> battery technology:      rechargeable
> design voltage:          11100 mV
> design capacity warning: 420 mAh
> design capacity low:     156 mAh
> capacity granularity 1:  264 mAh
> capacity granularity 2:  3780 mAh
> model number:            PABAS024
> serial number:           3658Q
> battery type:            LION
> OEM info:                COMPAL
>
> I've also been noticing for a while that the "remaining capacity" updates 
> irregularly and isn't generally current, and it reports the design 
> capacity when the state is "charged", even if discharging it at all 
> indicates that it's actually a lot lower. I've noticed this from 2.6.17 
> (the first kernel I had on this computer) to 2.6.22, the latest I've tried 
> here.
>
> CONFIG_ACPI_DEBUG doesn't seem to be showing me anything particularly 
> informative (When I remove or insert the battery, I get:
> [ACPI Debug]  String: [0x12] "=====QUERY_25=====")
>
> There seem to be BIOS updates available, but nothing looks related.
>
> What information can I collect on this problem?
>
> 	-Daniel
> *This .sig left intentionally blank*
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