Date: Thu, 07 Aug 2003 09:20:29 -0700 From: "Kevin Oberman" <oberman@es.net> To: Joe Marcus Clarke <marcus@marcuscom.com> Cc: current@freebsd.org Subject: Re: ACPI battery state and resume not working on Inspiron 5150 Message-ID: <20030807162029.9CA025D08@ptavv.es.net> In-Reply-To: Message from Joe Marcus Clarke <marcus@marcuscom.com> of "Thu, 07 Aug 2003 12:06:30 EDT." <1060272390.721.0.camel@gyros>
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> From: Joe Marcus Clarke <marcus@marcuscom.com> > Date: Thu, 07 Aug 2003 12:06:30 -0400 > > > --=-IkHq9Jbph/9SXjiWOYnQ > Content-Type: text/plain > Content-Transfer-Encoding: quoted-printable > > On Thu, 2003-08-07 at 10:31, Kevin Oberman wrote: > > > From: Joe Marcus Clarke <marcus@marcuscom.com> > > > Date: Wed, 06 Aug 2003 16:01:37 -0400 > > > Sender: owner-freebsd-current@freebsd.org > > >=20 > > >=20 > > > --=3D-MHp9eSkqmbnyoWl+2a1w > > > Content-Type: text/plain > > > Content-Transfer-Encoding: quoted-printable > > >=20 > > > On Wed, 2003-08-06 at 15:56, Barney Wolff wrote: > > > > On Wed, Aug 06, 2003 at 03:31:01PM -0400, Joe Marcus Clarke wrote: > > > > > ACPI-1287: *** Error: Method execution failed > > > > > [\\_SB_.PCI0.LPCB.BAT1._STA] (Node 0xc6137640), AE_NOT_EXIST > > > >=3D20 > > > > I would not expect BAT1 to exist unless you have 2 batteries installe= > d. > > >=20 > > > Ah, good point. However, I don't see any battery sysctls, and I do hav= > e > > > at least one battery installed. > > >=20 > > > > As to resume, on my I5000 it takes almost a minute to come back from > > > > S3, but does eventually come back on a -current from 7/30. > > >=20 > > > Thanks for the suggestion. I'll wait a bit longer. > >=20 > > Well, I did some experimenting yesterday with the ACPI code on my IBM > > T30 and learned one thing...if you plan on suspending, you need to set > > a sleep delay. Before I set the delay I had some nasty problems > > because power went away immediately and the disk cache did not have a > > chance to flush (ouch!) and left the display where it should not be. > >=20 > > I noticed that Windows XP has a delay of about 5 seconds. I set the > > sysctl and tried again and things went MUCH better. The suspend didn't > > leave the disk corrupt (whew!) and the display dropped to low > > resolution before the graphics was shut down and switched back on > > resume! My Radeon M7 even retained sync. > >=20 > > Of course, the USB driver simply does not recover from a suspend on > > ACPI and this should be fixed before too long. Also, the backlight > > stays on making the suspend NVU (not very useful). But it is a huge > > improvement and adding a delay MAY help a lot of other laptop > > suspend/resume areas.=20 > >=20 > > Whether this will help th I5000 problems, I can't say, but it seems > > like suspend/resume is the most common show-stopper for ACPI on > > laptops, so it's worth a shot. If there is a trend that indicates that > > a short delay in suspending fixes a number of problems, the default > > delay should probably be modified from 0 to 4 or 5. > > I tried your suggestion, but this just prolonged the inevitable for 5 > seconds. The laptop still remained dead to all input and no video after > resume. Sorry, Joe. By the way, are you suspending with "acpiconf -s3"? Have you tried creating a hibernation partition (slice) and using -s4? That appears to work better than suspend on most platforms that support it at all. -- R. Kevin Oberman, Network Engineer Energy Sciences Network (ESnet) Ernest O. Lawrence Berkeley National Laboratory (Berkeley Lab) E-mail: oberman@es.net Phone: +1 510 486-8634
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