3 . /usr/pandora/scripts/op_paths.sh
5 # XXX: better use lockfile (or something), but it's not in current firmware
6 test -e /tmp/op_power.lock && exit 2
7 touch /tmp/op_power.lock
10 return 1 # 0 when debugging, 1 when not
13 test -e $(grep /etc/passwd -e $(ps u -C xfce4-session | tail -n1 | awk '{print $1}')| cut -f 6 -d ":")/.lidconfig && lidconfig=$(cat $(grep /etc/passwd -e $(ps u -C xfce4-session | tail -n1 | awk '{print $1}')| cut -f 6 -d ":")/.lidconfig) # read lid conf. file if it exists
15 #powerbuttonconfig=$(cat $(grep /etc/passwd -e $(ps u -C xfce4-session | tail -n1 | awk '{print $1}')| cut -f 6 -d ":")/.powerbuttonconfig)
17 if [ -e /tmp/powerstate ]; then
18 powerstate="$(cat /tmp/powerstate)"
23 debug && echo "powerstate=$powerstate"
26 hcistate=$(hciconfig hci0 | grep DOWN)
27 if [ $hcistate ]; then
28 echo "down" > /tmp/hcistate
30 echo "up" > /tmp/hcistate
33 wlstate=$(lsmod | grep -m1 wl1251)
34 if [ -z "$wlstate" ]; then
35 echo "down" > /tmp/wlstate
37 echo "up" > /tmp/wlstate
39 rmmod board_omap3pandora_wifi 2> /dev/null
40 rmmod wl1251_sdio wl1251
45 hcistate=$(cat /tmp/hcistate)
46 if [ "$hcistate" = "up" ]; then
47 hciconfig hci0 up pscan
49 wlstate=$(cat /tmp/wlstate)
50 if [ "$wlstate" = "up" ]; then
51 /etc/init.d/wl1251-init start
53 rm -f /tmp/hcistate /tmp/wlstate
57 echo 0 > /sys/class/graphics/fb0/blank
59 # only bother restoring brightness if it's 0
60 # (old kernel or user messed it up somehow)
61 brightness=$(cat $SYSFS_BACKLIGHT_BRIGHTNESS)
62 if [ $brightness -gt 0 ]; then
66 maxbright=$(cat $SYSFS_BACKLIGHT/max_brightness)
68 if [ -f /tmp/oldbright ]; then
69 oldbright=$(cat /tmp/oldbright)
71 if [ $oldbright -eq 0 ]; then
72 oldbright=$(cat /etc/pandora/conf/brightness.state)
74 if [ $oldbright -ge 3 ] && [ $oldbright -le $maxbright ]; then
75 /usr/pandora/scripts/op_bright.sh $oldbright
77 /usr/pandora/scripts/op_bright.sh $maxbright
82 brightness=$(cat $SYSFS_BACKLIGHT_BRIGHTNESS)
83 if [ $brightness -gt 0 ]; then
84 echo $brightness > /tmp/oldbright
86 kernel_major=`uname -r | cut -c 1`
87 if [ "$kernel_major" = "2" ]; then
88 echo 0 > $SYSFS_BACKLIGHT_BRIGHTNESS
91 echo 1 > /sys/class/graphics/fb0/blank
94 lowPowerOn(){ #switch from normal to lowpower mode
97 pidlist=$(pstree -lpA | grep pnd_run.sh | sed -ne 's/.*(\([0-9]\+\))/\1/p')
105 cat /proc/pandora/cpu_mhz_max > /tmp/oldspeed
106 /usr/pandora/scripts/op_cpuspeed.sh -n 125
109 lowPowerOff(){ # switch from lowpower to normal mode
110 oldspeed=$(cat /tmp/oldspeed)
111 /usr/pandora/scripts/op_cpuspeed.sh -n $oldspeed
117 pidlist=$(pstree -lpA | grep pnd_run.sh | sed -ne 's/.*(\([0-9]\+\))/\1/p')
122 echo 255 > /sys/class/leds/pandora\:\:power/brightness #power LED bright
125 display_on_with_checks() {
126 # after turning on the display, we don't want lowpower state
127 # (which could be active because of some races)
128 if [ "$powerstate" = "buttonlowpower" -o "$powerstate" = "lidlowpower" -o \
138 # TODO: check if desktop is visible; maybe use layer3?
139 xfceuser=$(ps u -C xfce4-session | tail -n1 | awk '{print $1}')
140 cmd="DISPLAY=:0.0 zenity --info --text \"$1\" --timeout 10"
141 su -c "$cmd" $xfceuser
147 if ! [ -e /sys/power/state ]; then
148 # no kernel suspend support
152 current_now="$(cat /sys/class/power_supply/bq27500-0/current_now)"
154 if [ $current_now -gt 0 ]; then
156 #don't suspend while unit is charging
159 # can't suspend while SGX is in use due to bugs
160 # (prevents low power states and potential lockup)
161 if lsof -t /dev/pvrsrvkm > /dev/null; then
165 if ! grep -q 'mmc_core.removable=0' /proc/cmdline; then
166 # must unmount cards because they will be "ejected" on suspend
167 # (some filesystems may even deadlock if we don't do this due to bugs)
168 mounts="$(grep "/dev/mmcblk" /proc/mounts | awk '{print $1}' | xargs echo)"
169 for mnt in $mounts; do
170 if ! umount $mnt; then
171 show_message "Could not unmount $mnt, using partial suspend only"
175 swaps="$(grep "/dev/mmcblk" /proc/swaps | awk '{print $1}' | xargs echo)"
176 for swp in $swaps; do
177 if ! swapoff $swp; then
178 show_message "Could not unmount $swp, using partial suspend only"
183 if [ ! -e /etc/pandora/suspend-warned ]; then
184 show_message "Pandora will now suspend.\n\n\
185 Please do not remove SD cards while pandora is suspended, doing so will corrupt them."
186 touch /etc/pandora/suspend-warned
190 # FIXME: fix the kernel and get rid of this
193 # get rid of modules that prevent suspend due to bugs
194 modules="$(lsmod | awk '{print $1}' | xargs echo)"
195 blacklist="g_zero g_audio g_ether g_serial g_midi gadgetfs g_file_storage
196 g_mass_storage g_printer g_cdc g_multi g_hid g_dbgp g_nokia g_webcam g_ncm g_acm_ms
197 ehci_hcd bridgedriver"
199 for mod in $modules; do
200 if echo $blacklist | grep -q "\<$mod\>"; then
201 restore_list="$restore_list $mod"
209 echo mem > /sys/power/state
211 # if we are here, either we already resumed or the suspend failed
212 if [ -n "$restore_list" ]; then
213 for module in $restore_list; do
220 echo 255 > /sys/class/leds/pandora\:\:power/brightness
222 # wait here a bit to prevent this script from running again (keep op_power.lock)
223 # in case user did resume using the power switch.
231 echo 16 > /sys/class/leds/pandora\:\:power/brightness
233 if suspend_real; then
242 if [ "$powerstate" = "on" ]; then
244 echo "resume called unexpectedly" >&2
250 shutdown(){ # warns the user and shuts the pandora down
251 xfceuser=$(ps u -C xfce4-session | tail -n1 | awk '{print $1}')
254 for i in $(seq $time); do
255 precentage=$(echo $i $time | awk '{ printf("%f\n", $1/$2*100) }')
257 echo "# Shutdown in $(($time-$i))"
261 countdown | su -c 'DISPLAY=:0.0 zenity --progress --auto-close --text "Shutdown in X" --title "Shutdown"' $xfceuser
262 if [ $? -eq 0 ]; then
263 /sbin/shutdown -h now
265 su -c 'DISPLAY=:0.0 zenity --error --text "Shutdown aborted!"' $xfceuser
269 if [[ "$2" == "" ]]; then
270 if [[ "$1" -le 2 ]]; then # power button was pressed 1-2sec, "suspend"
271 if [[ "$powerstate" == "buttonlowpower" ]]; then
272 (debug && echo "resume") || resume
274 elif [[ "$powerstate" == "on" ]]; then
275 powerstate="buttonlowpower"
276 (debug && echo "suspend") || suspend_
277 elif [[ "$powerstate" == "liddisplayoff" ]]; then
278 powerstate="buttonlowpower"
279 (debug && echo "suspend") || suspend_
281 elif [[ "$1" -ge 3 ]]; then # power button was pressed 3 sec or longer, shutdown
282 if [[ "$powerstate" == "on" ]]; then
283 (debug && echo "shutdown") || shutdown
286 elif [[ "$2" == "lid" ]]; then
287 if [[ "$1" == 0 ]]; then # lid was opened
288 if [[ "$powerstate" == lid* ]]; then
291 (debug && echo "resume") || resume
295 (debug && echo "display_on") || display_on_with_checks
300 elif [[ "$1" == 1 ]]; then # lid was closed
301 if [[ "$powerstate" == "on" ]]; then
304 (debug && echo "shutdown") || shutdown
307 powerstate="lidlowpower"
308 (debug && echo "suspend") || suspend_
311 (debug && echo "display_off") || display_off
312 powerstate="liddisplayoff"
317 elif [[ "$2" == "screensaver" ]]; then
318 # warning: don't try to interact with X or do real suspend here -
319 # will cause various deadlocks
322 if [[ "$1" == 0 ]]; then # deactivate screensaver
323 display_on_with_checks
325 elif [[ "$1" == 1 ]]; then # activate screensaver
330 debug && echo "powerstate=$powerstate"
331 echo "$powerstate" > /tmp/powerstate
333 rm -f /tmp/op_power.lock