Date: Fri, 10 Dec 2004 21:54:17 +0100 From: Ulrich Spoerlein <q@uni.de> To: Nate Lawson <nate@root.org> Cc: acpi@FreeBSD.org Subject: Re: suspend/resume improved? Message-ID: <20041210205417.GB768@galgenberg.net> In-Reply-To: <41B9EE4E.8030703@root.org> References: <41B4E577.9060502@root.org> <41B50754.10604@centtech.com> <41B50C12.6070103@root.org> <20041208095845.GA896@galgenberg.net> <41B76AF2.3040204@root.org> <20041210180446.GA768@galgenberg.net> <41B9EE4E.8030703@root.org>
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On Fri, 10.12.2004 at 10:43:26 -0800, Nate Lawson wrote:
> >Line 444 is the culprit:
> > ACPI_FLUSH_CPU_CACHE ();
> >
> > Status =3D AcpiHwRegisterWrite (ACPI_MTX_DO_NOT_LOCK,=20
> > ACPI_REGISTER_PM1A_CONTROL, PM1AControl);
> > if (ACPI_FAILURE (Status))
> > {
> > return_ACPI_STATUS (Status);
> > }
> >
> >Putting the loop before AcpiHwRegisterWrite will enter infinite loop,
> >putting it after it -> Reset
>=20
> Interesting. If you add a "DELAY(10000);" before the register write,=20
> does this help? A more likely issue is that we need to write pm1a/b at=
=20
> the same time. Let me think about this and get you more info later.
It "looks" like the delay does nothing, however I noticed that all three
LEDs (num/scroll/caps lock) were lighting up for 1-2s.
I then swapped pm1a and pm1b, but nothing changed.
Ulrich Spoerlein
--=20
PGP Key ID: F0DB9F44 Encrypted mail welcome!
Fingerprint: F1CE D062 0CA9 ADE3 349B 2FE8 980A C6B5 F0DB 9F44
Ok, which part of "Ph'nglui mglw'nafh Cthulhu R'lyeh wgah'nagl fhtagn."
didn't you understand?
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