From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pavel Machek Subject: Re: Computer Resets on Resume From S3 Date: Fri, 21 Nov 2003 22:16:07 +0100 Sender: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Message-ID: <20031121211607.GA882@elf.ucw.cz> References: <200311201522.15255.jak97@doc.ic.ac.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <200311201522.15255.jak97-CezfXpuMXD6Fxr2TtlUqVg@public.gmane.org> Errors-To: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Help: List-Post: List-Subscribe: , List-Unsubscribe: , List-Archive: To: John Knottenbelt Cc: acpi-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: linux-acpi@vger.kernel.org Hi! > > I have a KT4 Ultra (MS-6590) computer, with latest BIOS. > I am running kernel 2.6.0-test9-bk21. > When I enter S3, by "echo 3 > /proc/acpi/sleep", the machine suspends all the > tasks and then appears to power-down (all the hard disks are powered down, > and the power-supply fan is off). > > I know that the machine is not truly off, because I can trigger a resume by > pressing a key on the keyboard. Also /proc/acpi/alarm works fine. > > The trouble is that resume from S3 immediately resets the computer, so it as > if I had just turned the computer on, rather than resuming the previous > session. > > Can anybody suggest some debugging that I can try to narrow this problem down? > Perhaps by inserting a forced oops() somewhere so that I can see where it > gets to before rebooting? Inserting infinite loops can be used for debugging. Or debug leds on pci card... Pavel -- When do you have a heart between your knees? [Johanka's followup: and *two* hearts?] ------------------------------------------------------- This SF.net email is sponsored by: SF.net Giveback Program. Does SourceForge.net help you be more productive? Does it help you create better code? SHARE THE LOVE, and help us help YOU! Click Here: http://sourceforge.net/donate/