Re: Accelerometer and orientation sensor on Lenovo Ideapad S10-3t

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On 05/27/2011 07:33 PM, Matthew Garrett wrote:
> If we're not interested in providing continual fine-grained data then 
> the easiest approach may be to present as an input device and then just 
> send updated values whenever you receive the coarse udpate signal. But 
> you probably want to bring this up on LKML so we can make sure 
> everyone's exposing this in the same way.

OK, I will.

>> I know that no one is happy of directly accessing the raw I/O ports, but
>> all my attempts of reading these values through the ACPI interfaces or
>> the EC fields have failed: the fields are always set to 0.
> 
> Does the accelerometer appear as an ACPI device?

No, I think it doesn't. There are some fields in the EC device which
might be related to it, but I tried to read them without luck.
Here's the DSDT, anyway:
http://www.mardy.it/archivos/DSDT.dsl

Ciao,
  Alberto

-- 
http://blog.mardy.it <- geek in un lingua international!
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