Date: Mon, 27 Mar 2006 21:15:26 -0800 From: "Kevin Oberman" <oberman@es.net> To: hartzell@alerce.com Cc: Norberto Meijome <freebsd@meijome.net>, freebsd-mobile@freebsd.org Subject: Re: ACPI Suspend, devd and rc.suspend Message-ID: <20060328051526.AAC594504D@ptavv.es.net> In-Reply-To: Your message of "Mon, 27 Mar 2006 20:17:59 PST." <17448.47351.506945.868799@satchel.alerce.com>
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> From: George Hartzell <hartzell@alerce.com>
> Date: Mon, 27 Mar 2006 20:17:59 -0800
> Sender: owner-freebsd-mobile@freebsd.org
>
> Norberto Meijome writes:
> > On Mon, 27 Mar 2006 09:45:27 -0800
> > Ben Jencks <ben-freebsd-mobile@bjencks.net> wrote:
> > [...]
> > >
> > > In order to make this work on my T43p, I set dev.acpi_ibm.0.events=1,
> > > so that Fn-F4 generates an acpi_ibm event (which is handled by devd)
> > > rather than a suspend event (which tells the kernel to suspend
> > > straightaway). I have the block
> > >
> > > notify 10 {
> > > match "system" "ACPI";
> > > match "subsystem" "IBM";
> > > match "notify" "0x04";
> > > action "/usr/sbin/zzz";
> > > };
> > >
> > > in my devd.conf, so that it calls zzz, which does the right thing.
> > >
> >
> > cool, that's EXACTLY what I was after :) thx man
>
> Is there any way to hook up
>
> hw.acpi.lid_switch_state: S3
>
> so that it also runs through devd and can run zzz?
>
> The atheros wireless card in my T42p doesn't wake up properly when I
> suspend/resume from X, but if I use vidcontrol to switch to a
> different virtual terminal on suspend and back on resume then it works
> just fine.
>
> I've add a couple of hacks in /etc/rc.{suspend,resume}, but they're
> not called on a lid close event.
You might want to look at a couple of sysctls: hw.acpi.reset_video and
hw.syscons.sc_no_suspend_vtswitch. these might help.
I am pretty sure that hooks to the lid switch are possible, but I don't
think code has been put in FreeBSD to do it.
--
R. Kevin Oberman, Network Engineer
Energy Sciences Network (ESnet)
Ernest O. Lawrence Berkeley National Laboratory (Berkeley Lab)
E-mail: oberman@es.net Phone: +1 510 486-8634
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