From 468e2ef91fb473aaa179c1d182c376f89e6561d3 Mon Sep 17 00:00:00 2001
From: Jeff Hatch <jhatch@multitech.com>
Date: Mon, 23 Nov 2020 13:15:05 -0600
Subject: Update reset-handler.sh to handle SIGPWR to perform shutdown -h now
 for supercap power down

---
 recipes-core/multitech/reset-handler/reset-handler.sh | 15 +++++++++++++--
 1 file changed, 13 insertions(+), 2 deletions(-)

(limited to 'recipes-core/multitech')

diff --git a/recipes-core/multitech/reset-handler/reset-handler.sh b/recipes-core/multitech/reset-handler/reset-handler.sh
index 43f7471..7988342 100755
--- a/recipes-core/multitech/reset-handler/reset-handler.sh
+++ b/recipes-core/multitech/reset-handler/reset-handler.sh
@@ -24,9 +24,10 @@ name="reset-handler"
 log="logger -t $name -s"
 pid="$$"
 
-short_signal=10 # SIGUSR1
-long_signal=12 # SIGUSR2
+short_signal=10    # SIGUSR1
+long_signal=12     # SIGUSR2
 extralong_signal=1 # SIGHUP
+power_signal=30    # SIGPWR
 
 do_reboot() {
 	$log "Rebooting on button press"
@@ -34,6 +35,11 @@ do_reboot() {
 	reboot
 }
 
+do_shutdown() {
+        $log "Shutting down"
+        shutdown -h now
+}
+
 do_restore_defaults() {
 	$log "Removing /var/config contents"
 	rm -rf /var/config/*
@@ -69,11 +75,16 @@ trap do_reboot $short_signal
 trap do_restore_defaults $long_signal
 trap do_restore_defaults $extralong_signal
 trap log_exit TERM
+trap do_shutdown $power_signal
 
 $log "Enabling reset-monitor for pid $pid"
 mts-io-sysfs store reset-monitor "$pid $short_signal $long_signal $extralong_signal"
 # set long press to 5 seconds for reset to defaults
 mts-io-sysfs store reset-monitor-intervals "5 30"
+# set up SIGPWR shutdown
+if [[ -f /sys/devices/platform/mts-io/supercap-monitor ]] ; then
+    mts-io-sysfs store  supercap-monitor "$pid $power_signal"
+fi
 
 # wait for signals
 idle_wait
-- 
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