Re: [Linux-ia64] ACPI power button events

Michael Madore
2002-01-14T23:36:53Z

"KOCHI, Takayoshi" wrote:
>
> Hi,
>
> On Mon, 14 Jan 2002 15:01:24 -0800
> Michael Madore <mmadore@turbolinux.com> wrote:
>
> > Hi,
> >
> > Is pressing the power button on a Big Sur workstation supposed to write
> > anything to /proc/acpi/event? It doesn't seem to on my system.
>
> I tested the same and got the same result.
> I suppose BigSur doesn't support the button feature in its
> firmware.
>
> If it does, you should see "ACPI: Power Button (FF) found" in
> boot message and you will see a /proc/acpi/button directory.

Yes, I see this message upon boot, and the /proc/acpi/button directory
is created.

> If the button event is properly processed, you can see
> "button power 00000080 00000000"
> line when you cat /proc/acpi/event.

Nothing seems to get written to the event file.

Mike