Hi,
This adds basic support for uswsusp (http://suspend.sf.net)
More work needs to be done let the s2ram use the newly added commandline
parameters.
Index: pm/functions
===================================================================
RCS file: /cvs/pm-utils/pm-utils/pm/functions,v
retrieving revision 1.32
diff -u -r1.32 functions
--- pm/functions 30 Nov 2006 20:07:04 -0000 1.32
+++ pm/functions 20 Feb 2007 18:43:43 -0000
@@ -12,6 +12,9 @@
INHIBIT=/var/run/pm-utils.inhibit
PM_LOGFILE=${PM_LOGFILE:=/var/log/pm-suspend.log}
SUSPEND_MODULES=""
+HIBERNATE_METHOD=""
+S2DISK_BIN=/usr/sbin/s2disk
+S2DISK_CONF=/etc/suspend.conf
[ -f /etc/pm/config ] && . /etc/pm/config
@@ -28,6 +31,9 @@
add_global PM_CMDLINE
add_global RESUME_MODULES
add_global SUSPEND_MODULES
+add_global HIBERNATE_METHOD
+add_global S2DISK_BIN
+add_global S2DISK_CONF
source_configs()
{
@@ -123,13 +129,31 @@
do_suspend()
{
- pm-pmu --suspend || echo -n "mem" > /sys/power/state
+ if [ -x /usr/sbin/s2ram ]; then
+ /usr/sbin/s2ram $S2RAM_OPTS
+ else
+ pm-pmu --suspend || echo -n "mem" > /sys/power/state
+ fi
}
do_hibernate()
{
- echo -n "platform" > /sys/power/disk
- echo -n "disk" > /sys/power/state
+ if [ -z "$HIBERNATE_METHOD" ]; then
+ if [ -x $S2DISK_BIN -a -c /dev/snapshot ]; then
+ HIBERNATE_METHOD="userspace"
+ else
+ HIBERNATE_METHOD="kernel"
+ fi
+ fi
+ case $HIBERNATE_METHOD in
+ userspace)
+ $S2DISK_BIN -f $S2DISK_CONF
+ ;;
+ kernel)
+ echo -n "platform" > /sys/power/disk
+ echo -n "disk" > /sys/power/state
+ ;;
+ esac
}
pm_main()
--
Stefan Seyfried
"Any ideas, John?"
"Well, surrounding them's out."
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