Date: Wed, 12 Aug 2009 19:01:19 +1200 From: Tim Matthews <tim.matthews7@gmail.com> To: "b. f." <bf1783@googlemail.com>, freebsd-acpi@freebsd.org Subject: Re: laptop doesn't power off Message-ID: <3f1d93450908120001q5970e3baoc9d6ea0c4eeda2a5@mail.gmail.com> In-Reply-To: <d873d5be0908110257y2eefc04ey7143c1da92b9c195@mail.gmail.com> References: <d873d5be0908090439o5ec6fb68p11655638a1412a23@mail.gmail.com> <3f1d93450908090448p3553bfb7te177a3b247bf6cc@mail.gmail.com> <d873d5be0908090537ifb6aa16h353625e9b6bdf082@mail.gmail.com> <d873d5be0908090547t5544bb86g1c3318fbb83c2710@mail.gmail.com> <3f1d93450908092109p63b10f8bnd92d15fbbc943d4f@mail.gmail.com> <d873d5be0908100622h45e017dfx27250fa8dcd04ffa@mail.gmail.com> <3f1d93450908102038g2f972d45yc3ae5cb0ae9de785@mail.gmail.com> <d873d5be0908110257y2eefc04ey7143c1da92b9c195@mail.gmail.com>
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On Tue, Aug 11, 2009 at 9:57 PM, b. f. <bf1783@googlemail.com> wrote: > On 8/11/09, Tim Matthews <tim.matthews7@gmail.com> wrote: > > > I have tried different combinations of a lot of things and powering off > not > > working, everything else working fine with no sign of acpi errors in > logs. > > acpiconf -s 1 (or any other number) operation not supported. I am now > very > > sure that my bios is up to date. Is there any thing that can be done to > make > > freebsd's acpi behave like linux's acpi? > > > > Looking at http://www.lesswatts.org/projects/acpi/ , it appears that > both Linux and FreeBSD use ACPICA. So we could check to see if Linux > has made any changes to their imported sources, and how they handle > the power-down. From what you have told us, it appears that your > machine is failing at some stage in calling three functions: > > AcpiEnterSleepStatePrep(ACPI_STATE_S5); > ACPI_DISABLE_IRQS(); > AcpiEnterSleepState(ACPI_STATE_S5); > > We could specifically compare the handling of these three functions in > FreeBSD and Linux, if you know that your computer works under Linux. > If you want to enable debugging as I mentioned in a previous message > (the one where you compile kernel and modules with ACPI_DEBUG, which > can give us a lot more information than even hw.acpi.verbose=1), we > can learn more about exactly where the problem occurs. > > There are a couple of other things you can try: if you think that a > certain piece of hardware is connected with the problem (again, we > would know more if debugging was enabled), you can try: > > 1) physically removing the hardware; > 2) going into the BIOS setup and disabling the hardware, if possible; or > 3) disabling the ACPI subsystem that handles that hardware via > /boot/loader.conf > > Also, have you tried FreeBSD 8 to see if that works for you? I have just tried upgrading to current and powering off still didn't work. I am not sure if I could get you any log files as my wifi, X and probably other things no longer work. > > > In the meantime, you can safely power down your machine by running > 'shutdown -h now', and then manually cutting power. A bit of a > nuisance, but not the end of the world. > > > b. >
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