Date: Thu, 30 Jun 2011 22:49:11 +0300 From: Vitaly Magerya <vmagerya@gmail.com> To: Andriy Gapon <avg@freebsd.org> Cc: freebsd-acpi@freebsd.org Subject: Re: (Missing) power states of an Atom N455-based netbook Message-ID: <BANLkTikwgy%2BKuA5E5zXQKGT-eyV35YAVag@mail.gmail.com> In-Reply-To: <4E0A41C8.3000904@FreeBSD.org> References: <BANLkTim%2B1UwquMJ32WP8wZBGkYxPv78MLA@mail.gmail.com> <4E05EB91.9090509@FreeBSD.org> <BANLkTi=dyNx=TjyEqYMhSkRtddjVA4nAtw@mail.gmail.com> <4E0862A0.7060405@FreeBSD.org> <BANLkTikmVUtLyANBSqYb%2BL-xkwQ4Zo51Eg@mail.gmail.com> <4E09BADF.7050702@FreeBSD.org> <BANLkTin_%2BZH%2Bo7rdR9ijHMtrXcSdH9ZSdQ@mail.gmail.com> <4E0A41C8.3000904@FreeBSD.org>
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Andriy Gapon <avg@freebsd.org> wrote: > on 28/06/2011 22:37 Vitaly Magerya said the following: >> Is there some simple way of sending fake advertisement? Or will >> that lead to disaster? > > It doesn't make sense without actual support. > And maybe (just maybe) it won't change much anyway. I see. Should I hold my breath for this code? > Since we are now dealing with black box/magic behind ACPI, may I try to suggest > doing some DSDT hacks and seeing what changes? One thing to try would be > replacing "\_SB.VDRV" with "VDRV" in _Q51 and _Q52 methods. > That at least should rid you of those annoying ACPI errors, at best it could > improve something. At the very worst it may fry your machine, though... Just tried this. Nothing seems fried; the visible effect is that now when I plug the power cord in backlight brightness turns all the way up, and then back down the I turn it off. No changes in SNVS or GNVS variables aside from the usual ones.
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