Date: Tue, 28 Mar 2006 09:18:59 -0800 From: George Hartzell <hartzell@alerce.com> To: Ben Jencks <ben@bjencks.net> Cc: freebsd-mobile@freebsd.org, hartzell@alerce.com, Norberto Meijome <freebsd@meijome.net> Subject: Re: ACPI Suspend, devd and rc.suspend Message-ID: <17449.28675.29609.759816@satchel.alerce.com> In-Reply-To: <sa6psk75ckb.fsf@wagner.bjencks.net> References: <20060328051526.AAC594504D@ptavv.es.net> <sa6psk75ckb.fsf@wagner.bjencks.net>
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Ben Jencks writes:
> "Kevin Oberman" <oberman@es.net> writes:
>
> >> 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.
>
> I see ACPI events when I hit my lid switch, so if you set
> hw.acpi.lid_switch_state=NONE (the default, AFAICT), you should be able
> to use another devd hook.
> [...]
Yep, you're right! Now that I have lid_switch_state=NONE I'm seeing
the acpi events and devd can field them for me.
g.
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