mod-tuxonice.sh

   1 #!/bin/sh
   2 TUXONICE_RCSID='$Revision$ $Date::                            $'
   3
   4 # geninitrd mod: tuxonice
   5 USE_TUXONICE=${USE_TUXONICE:-no}
   6
   7 #
   8 # setup geninitrd module
   9 # @access       public
  10 setup_mod_tuxonice() {
  11         # backwards compatible
  12
  13         if [ "$USE_SUSPEND2" ]; then
  14                 USE_TUXONICE=$USE_SUSPEND2
  15                 warn "USE_SUSPEND2 is deprecated, use USE_TUXONICE now instead."
  16         fi
  17 }
  18
  19 # generate initrd fragment
  20 # @access       public
  21 initrd_gen_tuxonice() {
  22         if ! is_yes "$USE_TUXONICE"; then
  23                 return
  24         fi
  25         mount_sys
  26         add_linuxrc <<-'EOF'
  27                 resume=no
  28                 for arg in $CMDLINE; do
  29                         if [ "${arg##resume=}" != "${arg}" -o "${arg##resume2=}" != "${arg}" ]; then
  30                                 resume=yes
  31                         fi
  32                 done
  33                 if [ "$resume" = "yes" ]; then
  34                         [ -e /proc/suspend2/do_resume ] && echo 1 > /proc/suspend2/do_resume
  35                         [ -e /sys/power/suspend2/do_resume ] && echo 1 > /sys/power/suspend2/do_resume
  36                         [ -e /sys/power/tuxonice/do_resume ] && echo 1 > /sys/power/tuxonice/do_resume
  37                 fi
  38         EOF
  39 }