Re: Gateway 200X (again) - No power button events

[Nate Lawson <nate-Y6VGUYTwhu0@public.gmane.org>]

On Mon, 19 Jan 2004, Greg Sarjeant wrote:
> So, it looks like it is specified in the DSDT. I'm not sure why I don't
> get an event when I press the button. I do get events from the sleep
> button, but the two are declared somewhat differently. Here they are for
> comparison:
>
>         Device (SLPB)
>         {
>             Name (_HID, EisaId ("PNP0C0E"))
>             Method (_STA, 0, NotSerialized)
>             {
>                 Return (0x0F)
>             }
>         }
>
>         Device (PWRB)
>         {
>             Name (_HID, EisaId ("PNP0C0C"))
>             Name (_PRW, Package (0x02)
>             {
>                 0x1D,
>                 0x04
>             })
>         }

You have no _STA method for PWRB.  On FreeBSD, we say hw is always present
if there is no _STA method.  If it is present, it must return the proper
flags for the hw to be used.  Perhaps Linux always thinks it's not present
if _STA is not there.  Note that SLPB returns the proper _STA result.

-Nate


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