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To: gperez@entel.upc.edu
From: Mitsuru IWASAKI <iwasaki@jp.FreeBSD.org>
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Cc: freebsd-acpi@freebsd.org, freebsd-current@freebsd.org
Subject: Re: [CFT] SMP/i386 suspend/resume
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Hi, Thanks for your report.

From: Gustau P=E9rez i Querol <gperez@entel.upc.edu>
Subject: Re: [CFT] SMP/i386 suspend/resume
Date: Sun, 13 May 2012 09:57:33 +0200
Message-ID: <4FAF696D.3060806@entel.upc.edu>

> Al 11/05/2012 04:10, En/na Mitsuru IWASAKI ha escrit:
> > Hi
> >
> > I've been working on suspend/resume for SMP/i386 for a week
> > and created patches against CURRENT, RELENG_9 and RELENG_8
> > available at:
> >
> > http://people.freebsd.org/~iwasaki/acpi/i386-SMP-suspend-CURRENT-20=
120511.diff
> > http://people.freebsd.org/~iwasaki/acpi/i386-SMP-suspend-RELENG_9-2=
0120511.diff
> > http://people.freebsd.org/~iwasaki/acpi/i386-SMP-suspend-RELENG_8-2=
0120511.diff
> >
> > A lot of portion of the patches was ported from amd64.
> > Testing on Thinkpad X60 (Core Duo T2300), so far so good :)
> >
> > I'll commit them against CURRENT hopefully next week.
> >
> =

>    Reporting from an Acer Centrino Duo, running CURRENT r235266. The =

> machine has an nvidia card (Ge7300go). The acpi_video and nvidia modu=
les =

> are there.
> =

>    I did test it a few times with X running (plain twm) and worked ju=
st =

> fine. Setting hw.acpi.lid_switch_state=3DS3 allowed me to use the =

> close-the-lid-to-sleep functionality.
> =

>    The problem comes when I suspend the machine in the console. The =

> machine resumes fine (I can ping and ssh it) but the screen remains =

> black. I set hw.acpi.reset_video to 0 or 1 but no go. If I'm in a =

> console but X is running, after the resume I can CTRL+ALT+F9 and get =
my =

> video back; then I can return to the console. If I don't have X runni=
ng, =

> I don't know how to get my console back.

I think this is graphic driver problem.  nvidia's driver seems
to have correct suspend/resume method.
http://www.nvidia.com/object/freebsd_archive.html

Have you try it?

Thanks

> =

>     Thanks
> =

> =