suspend/resume on Lenovo X1 (regression from reports on wiki)

[Adrian Chadd]

Hi!

Can you try 9.0-RELEASE? ANd 9.1-RELEASE?

When you get a panic on resume - how do you know that? Can you get a photo
of it?



-adrian


On 27 August 2013 12:53, Laura Marie Feeney <lmfeeney at sics.se> wrote:

> At https://wiki.freebsd.org/**SuspendResume<https://wiki.freebsd.org/SuspendResume>,
> users osa and glebius both report on Thinkpad Carbon X1.  They agree that
> suspend and resume work from X (but not console) for '9.0-stable' and
> 'head' respectively.
>
> Sadly, I can't reproduce this on 9.2-RC2: Under X, resume fails to restore
> video.  I don't know whether this is a configuration error on my part, or a
> regression, or the original reports on the wiki were misunderstood. (I do
> reproduce it not working on console.)
>
> Suggestions are welcome, especially from those who report working
> configurations.  Details below, log files at
> http://www.sics.se/~lmfeeney/**9.2-RC2<http://www.sics.se/~lmfeeney/9.2-RC2>
> .
>
> This is a new machine, with a minimal 9.2-RC2 install from memstick.  X
> and its dependencies are installed from packages via portmaster and hald
> and dbus are enabled, as is ssh.  These are the only packages installed.  X
> is started using startx (with twm) and no xorg.conf.
>
> The kernel is a minimal kernel with no devices complied in and no option
> VESA (see ANKUNGE.config, dmesg, devinfo, pciconf, acpi.)
>
> Suspend appears to work (screen turns off, no ping, power light pulses
> slowly).
>
> On resume, the kernel resumes and if iwn is loaded, I can ssh into the
> machine.  The screen does not resume, not even the backlight. (Looking with
> a flashlight, it doesn't seem to be in any mode.)  The X server seems to
> have exited with error message (see messages, Xorg.0.log), but hald and
> dbus are still running.
>
> Fatal server error:
> EnterVT failed for screen 0
>
> Using debug.bootverbose and debug.acpi.suspend_bounce leaves the backlight
> on, but doesn't restore the screen.  If I ssh into the machine, the X
> server seems still be running (see messages_bouce, Xorg.0.log_bounce).
>
> Loading acpi_video and acpi_ibm modules into the kernel doesn't change the
> behavior. Same is true for i915 module.  (These modules are reported in the
> working configuration info on the wiki.)
>
> The SuspendResume wiki notes that sdhci must be unloaded.  These aren't in
> my minimal kernel, checked by loading and unloading the module).
>
> The old acpi.reset_video=1 option gives kernel panic on resume.
>
> With option VESA in the  minimal kernel, the machine seems to suspend OK.
>  On resume, the backlight comes on and the wlan indicator blinks a couple
> of times.  Otherwise, the machine is unresponsive to both ping and (blind)
> keyboard commands.  The GENERIC kernel has similar behavior.
>
> Thanks for any suggestion -- I really hope it's a configuration error on
> my part,
>
> Laura
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