mod-tuxonice.sh

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