Dell 1950 does not properly respond to reboot and shutdown -p

Bill Moran wmoran at collaborativefusion.com
Wed Oct 4 18:05:41 UTC 2006


In response to Guy Helmer <ghelmer at palisadesys.com>:

> Bill Moran wrote:
> > In response to Guy Helmer <ghelmer at palisadesys.com>:
> >   
> >> Bill Moran wrote:
> >>     
> >>> A reboot causes the OS to halt, but the hardware just sits there on the
> >>> shutdown screen.
> >>>
> >>> A shutdown -p does the same.
> >>>
> >>> Other ACPIish stuff seems to work as advertised.  (i.e. hitting the power
> >>> button cleanly shuts down the OS)
> >>>
> >>> I'm posting this to stable@, but the same behaviour occurs with FreeBSD
> >>> 6.1-RELEASE as well.
> >>>       
> >> Does setting "hw.acpi.handle_reboot" to 1 via sysctl help?  If set, this 
> >> variable will use ACPI to perform the reboot action via the reset 
> >> register instead of using the keyboard controller or a triple fault to 
> >> reboot.
> >
> > I manually changed that setting and the behaviour did not change.
> > Does the setting need set before the kernel boots?
> >
> The value of that parameter is checked at runtime so you should be able 
> to set it while the system is running.  Do you get an "ACPI reset 
> failed" message on the console?

No.

-- 
Bill Moran
Collaborative Fusion Inc.


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