app-laptop/tp_smapi/files/tp_smapi-0.41-initd

   1 #!/sbin/runscript
   2 # Copyright (C) 2011 Henning Schild <henning@wh9.tu-dresden.de>
   3 # Copyright (C) 2011 Sebastian Pipping <sebastian@pipping.org>
   4 #
   5 # Distributed under the terms of the GNU General Public License, v2 or later
   6
   7 opts="low high info"
   8
   9 SMAPI_SYSFS="/sys/devices/platform/smapi"
  10 BATS="BAT0 BAT1"
  11
  12 depend() {
  13         after modules
  14 }
  15
  16 start() {
  17         local state1
  18         local state2
  19
  20         ebegin "Making sure that module 'tp_smapi' is loaded"
  21         modprobe tp_smapi
  22         state1=$?
  23         eend ${state1}
  24
  25         ebegin "Checking for \"${SMAPI_SYSFS}\""
  26         test -d "${SMAPI_SYSFS}"
  27         state2=$?
  28         eend ${state2}
  29
  30         if [ "${state1}" -ne "0" ] || [ "${state2}" -ne "0" ]; then
  31                 return 1
  32         fi
  33
  34         ebegin "Starting ${SVCNAME}"
  35         set_all ${SMAPI_THRESH_START} ${SMAPI_THRESH_STOP}
  36         eend $?
  37 }
  38
  39 stop() {
  40         einfo "Nothing required to be done to stop ${SVCNAME}"
  41 }
  42
  43 require_started() {
  44         if ! service_started; then
  45                 "${RC_SERVICE}" start || return $?
  46         fi
  47 }
  48
  49 high() {
  50         require_started
  51
  52         einfo "Switching ${SVCNAME} to high thesholds"
  53         set_all ${SMAPI_HIGH_THRESH_START} ${SMAPI_HIGH_THRESH_STOP}
  54 }
  55
  56 low() {
  57         require_started
  58
  59         einfo "Switching ${SVCNAME} to low thesholds"
  60         set_all ${SMAPI_LOW_THRESH_START} ${SMAPI_LOW_THRESH_STOP}
  61 }
  62
  63 set_all() {
  64         local tstart=$1
  65         local tstop=$2
  66         local bat
  67
  68         for bat in ${BATS}; do
  69                 ebegin "  setting thresholds for ${bat}: $tstart $tstop"
  70                 echo ${tstart} > ${SMAPI_SYSFS}/${bat}/start_charge_thresh
  71                 echo ${tstop} > ${SMAPI_SYSFS}/${bat}/stop_charge_thresh
  72                 eend $?
  73         done
  74 }
  75
  76 info() {
  77         local presence
  78         local tstart
  79         local tstop
  80         local bat
  81
  82         require_started
  83
  84         for bat in ${BATS}; do
  85                 tstart=$(cat ${SMAPI_SYSFS}/${bat}/start_charge_thresh)
  86                 tstop=$(cat ${SMAPI_SYSFS}/${bat}/stop_charge_thresh)
  87                 if [ "$(cat ${SMAPI_SYSFS}/${bat}/installed)" -eq "1" ]; then
  88                         presence="  [installed]"
  89                 fi
  90                 einfo "${bat}: ${tstart} ${tstop}${presence}"
  91         done
  92 }