From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jesse Barnes <jesse.barnes@intel.com>
Subject: Re: [Suspend-devel] 2.6.25-rc2 System no longer powers off aftersuspend-to-disk. Screen becomes green.
Date: Thu, 21 Feb 2008 16:23:55 -0800
Message-ID: <200802211623.55450.jesse.barnes@intel.com>
References: <Pine.LNX.4.64.0802210101050.3576@boston.corp.fedex.com> <200802211302.27002.jesse.barnes@intel.com> <b6a2187b0802211620q47f6601fuf7e88395d89b90c8@mail.gmail.com>
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To: Jeff Chua <jeff.chua.linux@gmail.com>
Cc: Romano Giannetti <romano@dea.icai.upcomillas.es>, Linus Torvalds <torvalds@linux-foundation.org>, suspend-devel List <suspend-devel@lists.sourceforge.net>, Dave Airlie <airlied@linux.ie>, Greg KH <gregkh@suse.de>, lkml <linux-kernel@vger.kernel.org>, "Rafael J. Wysocki" <rjw@sisk.pl>, linux-acpi@vger.kernel.org

On Thursday, February 21, 2008 4:20 pm Jeff Chua wrote:
> On Fri, Feb 22, 2008 at 5:02 AM, Jesse Barnes <jesse.barnes@intel.com> 
wrote:
> > On Thursday, February 21, 2008 11:43 am Romano Giannetti wrote:
> >  > > > Let's try to narrow it down to what the interaction is. Are you
> >  > > > using something like acpi_sleep=s3_bios or similar?
> >  > >
> >  > > No. Not additional command line option except for resume=/dev/sda3
> >  > > reboot=bios
> >  >
> >  > My laptop (a Toshiba satellite U305, intel 945GM chipset, used to need
> >  > s2ram -f -p -m to STR correctly. In 2.6.25-rc2 I can simply STR with
> >  > echo mem > /sys/power/state.
> >
> >  Cool, glad to hear at least one success report. :)
>
> STR is always working on my X60s. No green screen, no hang. Both s2ram
> and "echo mem > /sys/power/state". It's STD that's having problem.
>
> But strange thing is I could even restore console after STD even
> without agp and i915 module loaded, so I don't know how the console
> vga got saved and restored.

Your system (either your distro suspend/resume scripts or your platform) must 
be running the video BIOS at resume time, otherwise it would probably come 
back blank.

Jesse