Dell 1950 does not properly respond to reboot and shutdown -p
ghelmer at palisadesys.com
Wed Oct 4 17:42:36 UTC 2006
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
> 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?
Guy Helmer, Ph.D.
Chief System Architect
Palisade Systems, Inc.
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