Date: Wed, 26 Jan 2005 22:36:36 -0500 From: Anish Mistry <mistry.7@osu.edu> To: Kevin Oberman <oberman@es.net> Cc: freebsd-acpi@freebsd.org Subject: Re: Resume problem with mouse, 5.3 Message-ID: <200501262236.53148.mistry.7@osu.edu> In-Reply-To: <20050125193240.8F9145D08@ptavv.es.net> References: <20050125193240.8F9145D08@ptavv.es.net>
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--nextPart7208063.0TRPpiditP Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Content-Disposition: inline On Tuesday 25 January 2005 02:32 pm, Kevin Oberman wrote: > > From: Ian Soboroff <ian.soboroff@nist.gov> > > Date: Tue, 25 Jan 2005 10:39:14 -0500 > > Sender: owner-freebsd-acpi@freebsd.org > > > > Anish Mistry <mistry.7@osu.edu> writes: > > > Also the issue about poor battery life under ACPI S3 suspend (I > > > believe your APM terminology is incorrect since APM suspend has good > > > battery life, but other stuff breaks) is that certain devices aren't > > > shutdown fully since they aren't in the 2110's DSDT and the drivers > > > don't shut them down as the should. To get a significantly better > > > battery life you will need to search through the archives of this > > > list and look for the acpi_video DPMS patch posted by jhb. This > > > will make things much better, but there are still a few things that > > > need to be fixed in the drivers. > > > > I am running with the acpi_video patch, and I can have the laptop in > > S3 suspend for about a weekend. (This is with the high-cap main > > battery and an expansion bay battery, btw.) APM suspend indeed breaks > > something as I could never resume from it. > > > > There was a recent patch mentioned which I am planning to try as > > well. I know I should be able to achieve better suspended battery > > life, since I could go a week or two in APM suspend from Linux. > > > > (Before I get labelled a Linux troll, I'm a recent convert to FreeBSD > > on my laptop and like it a lot so far... slimmer memory footprint and > > much better documented. ACPI suspend never worked for me under Linux, > > so APM there is all I have to compare with. Battery drain under > > suspend means I have to carry around a power cord again, and that's no > > fun. I'm happy to test stuff as time permits.) > > Look in the archives for acpi_pwr5.diff. The posting is by njl@ (Nate > Lawson). It will improve power management capability for PCI > devices. (It puts them in standby mode on a suspend to RAM.) I'm running current that has the power patch already merged, and just did s= ome=20 tests. It doesn't help any for this system unfortunately. I'm not sure=20 what else to do to improve S3 from draining the battery. =2D-=20 Anish Mistry --nextPart7208063.0TRPpiditP Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.0 (FreeBSD) iD8DBQBB+GHVxqA5ziudZT0RAswCAJ9qESeAMkkDK1Vjrz331v0UezsmfACcDjFH y2jbzGiEgQ8grkr21baDoPo= =GD2H -----END PGP SIGNATURE----- --nextPart7208063.0TRPpiditP--
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