Date: Thu, 02 Sep 2004 09:33:15 +0200 From: =?ISO-8859-1?Q?S=F8ren_Schmidt?= <sos@DeepCore.dk> To: Nate Lawson <nate@root.org> Cc: current@freebsd.org Subject: Re: ATA DVD playback hanging in physrd Message-ID: <4136CCBB.8090604@DeepCore.dk> In-Reply-To: <4136382D.9010106@root.org> References: <20040901202321.345035D04@ptavv.es.net> <41363364.2070103@DeepCore.dk> <4136382D.9010106@root.org>
next in thread | previous in thread | raw e-mail | index | archive | help
Nate Lawson wrote: > S=F8ren Schmidt wrote: >> On that note ACPI still locks hard both my laptops (ASUS/Acer) on=20 >> resume, with and upto date -current its back to not even switching on = >> the backlight, so I have no way to tell what happens. On the ASUS that= =20 >> has a serial port even that is totally dead. >> >> However, commenting out the resume code in acpi_cmbat.c make it get so= =20 >> far as to give me a prompt in singleuser mode, but just a simple ls=20 >> makes in crash with a double fault in the image activation of the ls=20 >> command, it looks like the vm system is way out to lunch somehow. >>=20 > Try taking /sys/i386/acpi_wakeup.c back to 1.36. That makes things worse actually, now I dont get back from resume, I do=20 get my backlight turned on though :) If that doesn't work, > try reverting /sys/dev/acpica/acpi.c back to 2004/8/1 (mentioned=20 > previously). It is important to isolate the cause. That doesn't work, the rest of the code has changed so it wont compile.. > I'm working on the cmbat resume part for you. The reason why this is=20 > not an easy problem to debug is that different systems have different=20 > AML and that AML is run by various methods, including cmbat. If it doe= s=20 > weird things like writing to various runtime registers or acquiring=20 > mutexes, it can cause failures independent of our code. My laptop=20 > suspends/resumes fine with -current, including hotplugging the=20 > batteries, etc. On that note, it doesn't see when I hotplug my second battery, however=20 doing a acpiconf -i 0/1 makes it appear properly.. -S=F8ren
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?4136CCBB.8090604>