Martin Bernreuther wrote: > Hello, > > on a Linux system (with ACPI) it is possible to invoke a suspend through > > echo -n mem > /sys/power/state > > (see http://ols.fedoraproject.org/OLS/Reprints-2008/brown-reprint.pdf > (chapter 5, 6th page 42); > http://www.linux.com/articles/54610, > http://acpi.sourceforge.net/documentation/sleep.html, > http://www.columbia.edu/~ariel/acpi/acpi_howto.txt (section 23.2), > > http://www.linux-magazin.de/heft_abo/ausgaben/2004/02/einschlaf_hilfen/(offset)/2 > (german),...) > > Qt Extended on the Neo Freerunner > (http://moko.mwester.net/download/uImage-gta02-g291a9d50_mwester-stable.bin + > > http://other.lastnetwork.net/OpenMoko/qtextended-4.4.2-gta02-rootfs-release-working-with-SystemRingTones.jffs2) > seems to be APM based > (/sys/power/state is also present and `echo mem > /sys/power/state` works) > and `cat /proc/apm` shows some information. > Working on a console (if you have one, which is not default for QtExtended), > section 12.18.8.1.1 > of > http://www.uibk.ac.at/linuxdoc/LDP/LDP/Mobile-Guide/html/mobile-guide-p2c1s8-apm.html > shows a nice way to keep an eye on the battery state through the command > prompt: > export PS1="\$(cat /proc/apm | awk '{print \$7}') \h:\w\$ " > Invoking a suspend on a APM based systems can be done with > > apm -s > > I noticed /etc/apm/suspend.d/gsm_suspend, which executes > echo "1" >/sys/devices/platform/neo1973-pm-gsm.0/flowcontrolled > Is this also needed for a proper suspend? (It seems to work without that.) > > > In contrast to the information about e.g. how to turn on/off LEDs > (http://wiki.openmoko.org/wiki/FreeRunner/Buttons_and_LEDs) > I didn't find this in the OpenMoko Wiki. Maybe because OpenMoko offers the > "Ompower" Power management daemon: > > http://wiki.openmoko.org/wiki/Ompower > > This service seems not to be available for QtExtended: > > r...@om-gta02:~# dbus-send --system --print-reply --dest=org.openmoko.Power / > org.openmoko.Power.Core.ListResources > Error org.freedesktop.DBus.Error.ServiceUnknown: The name org.openmoko.Power > was not provided by any .service files > > which is not astonishing since > "ompower is a suspend handling daemon talking dbus installed by default since > Om 2008.8" > but apparently not by QtExtended (and /usr/share/dbus-1/services/ is empty). > > QtExtended offers (formerly QCop and now Qtopia IPC based) services > (http://doc.trolltech.com/qtextended4.4/services.html), > which include a pre-defined suspend service > (http://doc.trolltech.com/qtextended4.4/suspendservice.html) > (also cmp. /opt/Trolltech/Qtopia/services) > The qcop command-line tool > (http://doc.trolltech.com/qtextended4.4/qcop-tool.html) should also be > capable to do the job: > export LD_LIBRARY_PATH=/opt/Trolltech/Qtopia/lib > export PATH=/opt/Trolltech/Qtopia/bin:$PATH > > qcop service send Suspend 'suspend()' > > > There might be more ways to do a suspend... > > > What is the proper way to suspend the Freerunner for QtExtended? > (Probably the last one. But is there more to be done?)
Proper way is to just let it suspend on it's own. > > The next question will be how to configure the lock icon (padlock.png for > finxi) > on the home screen (the rightmost icon on the bottom) to be connected with the > suspend command/service... (instead of Screen Lock) You would have to edit the code and recompile, as this is not how the screen lock currently works. -- Lorn 'ljp' Potter Software Engineer, Systems Group, Qt Software, Nokia Pty Ltd _______________________________________________ Openmoko community mailing list [email protected] http://lists.openmoko.org/mailman/listinfo/community
