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>
next in thread | previous in thread | raw e-mail | index | archive | help
[-- Attachment #1 --] 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 some tests. It doesn't help any for this system unfortunately. I'm not sure what else to do to improve S3 from draining the battery. -- Anish Mistry [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.0 (FreeBSD) iD8DBQBB+GHVxqA5ziudZT0RAswCAJ9qESeAMkkDK1Vjrz331v0UezsmfACcDjFH y2jbzGiEgQ8grkr21baDoPo= =GD2H -----END PGP SIGNATURE-----
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?200501262236.53148.mistry.7>