Date: Mon, 18 Sep 2006 22:12:00 +1200 From: Mark Kirkwood <markir@paradise.net.nz> To: Nate Lawson <nate@root.org> Cc: freebsd-acpi@freebsd.org Subject: Re: RELENG_6 power button ignored after halt if ACPI enabled Message-ID: <450E70F0.7060609@paradise.net.nz> In-Reply-To: <450E2EB6.2090908@root.org> References: <450DFA53.2090006@paradise.net.nz> <450E2EB6.2090908@root.org>
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Nate Lawson wrote: > Mark Kirkwood wrote: >> I've just upgraded 2 machines to 6.2-PRERELEASE #1: Sat Sep 16 18:31:43 >> NZST 2006: >> >> - Supermicro P3TDER (Serverworks HE-SL Chipset, AMIBOIS) >> - Supermicro P3TDDE (VIA Apollo 266 chipset, AWARD) >> >> They both exhibit the same problem: >> >> If ACPI is enabled, shutting down via 'shutdown -h' appears to work >> properly (judging by the console output) - however to actually power off >> the machine the power button must be held until the power supply detects >> that the button has been down for 20s and turns us off. >> >> Poweroff via 'shutdown -p' and reboot via 'shutdown -r' all work ok. >> >> If I boot with ACPI disabled, then after 'shutdown -h', pressing the >> power button works in the usual way (i.e powers off after about 1-2 >> seconds). >> >> Given that the two machines are reasonably different, this looks like it >> might be common. >> >> I've left a verbose dmesg here: >> http://homepages.paradise.net.nz/markir/download/freebsd/dmesg-p3tder-acpi.verbose >> >> >> and acpi dump here: >> http://homepages.paradise.net.nz/markir/download/freebsd/root-p3tder.asl >> >> >> Note that these are for the HE-SL chipset system. I'm going to >> recompile the acpi module with ACPI_DEBUG and see what that produces. > > Try setting this sysctl: > sysctl hw.acpi.disable_on_reboot=1 > > It may be that you need acpi to stop managing your power button after halt. > Thanks Nate - that seems to do the trick. cheers Mark
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