[ale] Howto suspend on power button press

[Michael Hirsch]

Thanks, Jim.  I tried replacing "action=/sbin/shutdown" with your
script as suggested.  Then I restarted acpid, in case that mattered. 
The power button still caused a shutdown.  Maybe when I boot it up the
next time it'll work right.

Michael

On 6/6/05, Jim Popovitch <jimpop at yahoo.com> wrote:
> Hi Michael,
> 
> I just went through this a few months back... quite painful, but
> productive.  In the end, however, I had to switch back to APM due to
> some BIOS/hw issues.   You need to look in /etc/acpi/events/*
> and /etc/acpi/actions/*.
> 
> In my (leftover) /etc/acpi/events/lid file (laptop) I have this:
> 
>      event=button[ /]lid
>      action=/etc/acpi/actions/suspend.sh
> 
> In my /etc/acpi/actions/suspend.sh I have this:
> 
>      #!/bin/sh
> 
>      # pre-suspend actions here
>      /etc/init.d/hotplug stop
>      /etc/init.d/alsa suspend
>      /etc/init.d/hwclock.sh stop
> 
>      # suspend
>      echo 3 > /proc/acpi/sleep
> 
>      # when this returns, we are resuming
>      sleep 2
>      /etc/init.d/hwclock.sh start
>      /etc/init.d/alsa resume
>      /etc/init.d/hotplug start
> 
> You can create a similar events file that contains things like:
> 
>      event=button[ /]power
> 
> and point it to a similar script that contains
> 
>      echo 4 > /proc/acpi/sleep
> 
> which will put your system into hibernation (if I remember correctly)
> 
> hth,
> 
> -Jim P.
> 
> 
> On Mon, 2005-06-06 at 21:53 -0600, Michael Hirsch wrote:
> > A while ago I had a computer that would suspend to ram when I pressed
> > the power button.  This rather surprised me, but was actually quite
> > nice, but I don't know why it did that.
> >
> > I have a nice machine now and I'd like to be able to do that.  I've
> > been reading ACPI howtos, and getting almost nothing out of them.
> > They seem to spend all their time talking about how to compile ACPI
> > into the kernel, but no time at all talking about how you control it.
> >
> > Can anyone point me to a nice write-up of how to configure and use
> > ACPI assuming that it is already installed?
> >
> > Thanks,
> >
> > Michael
> > _______________________________________________
> > Ale mailing list
> > Ale at ale.org
> > http://www.ale.org/mailman/listinfo/ale
> 
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