Messages in this thread |  | | Date | Sun, 20 Oct 2002 22:45:29 -0400 (EDT) | | From | Bill Davidsen <> | | Subject | Re: Any hope of fixing shutdown power off for SMP? |
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On Sun, 20 Oct 2002, Jurriaan wrote:
> From: Bill Davidsen <davidsen@tmr.com> > Date: Sat, Oct 19, 2002 at 03:40:22PM -0400 > > I've beaten this dead horse before, but it still irks me that Linux can't > > power down an SMP system. People claim that it can't be done safely, but > > maybe somone can reverse engineer NT if we aren't up to the job. > > > I'm trying to find out the same. So far: > > 2.5.43 will power down my smp VP6 board if I replace the BUG() calls in > arch/i386/kernel/apm.c with warnings. Somehow, the kernel doesn't > succesfully schedule itself to run on CPU 0. However, for my bios that > isn't needed. > Are you using the real-mode call? Perhaps I should try NOT doing that, and see if it solves the problem. That used to be the solution, but things change.
-- bill davidsen <davidsen@tmr.com> CTO, TMR Associates, Inc Doing interesting things with little computers since 1979.
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