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Re: Power off at Shutdown



On Tue, Oct 30, 2001 at 04:44:07PM -0800, Jeffrey W. Baker wrote:
> Some machines are simply unable to power off from Linux's APM support.
> Most SMP machines cannot, for example.

It ain't easy but this is mis-understanding.

For modular kernel with APM, you need "insmod apm power_off=1" or 
"apm power_off=1" in /etc/modules.

If you compile-in APM, then lilo's append for boot parameter should have
"apm=on apm=power-off"

(I may be wrong with _- but both may work.  Kernel 2.4.9 had buggy (at
least for me) apm.  2.4.12 works fine, I think.

> Fiddle with your BIOS settings to make it work.

BIOS, make sure not let BIOS kick in APM for SMP machine.  It kills 
you :-)

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