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authorJohn Klug <john.klug@multitech.com>2017-09-15 11:00:54 -0500
committerJohn Klug <john.klug@multitech.com>2017-09-15 11:00:54 -0500
commitd87470d80189b99a6be20fec1092e8110fe8805d (patch)
tree50c9f678baca89801f329e8e682cdbef3cd68d1f /recipes-core
parent3376dd9b98a0cc52e97d528370ac9ad3ad8fa9c7 (diff)
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Do not do flash upgrade when /var/volatile is full, and blink LEDS
Diffstat (limited to 'recipes-core')
-rw-r--r--recipes-core/initscripts/initscripts-1.0/umountfs39
1 files changed, 37 insertions, 2 deletions
diff --git a/recipes-core/initscripts/initscripts-1.0/umountfs b/recipes-core/initscripts/initscripts-1.0/umountfs
index bfd4d47..c782dc7 100644
--- a/recipes-core/initscripts/initscripts-1.0/umountfs
+++ b/recipes-core/initscripts/initscripts-1.0/umountfs
@@ -50,6 +50,33 @@ blink_leds() {
done
}
+err_leds() {
+ led_dir=/sys/class/leds
+ # blink all programmable LEDs except status
+ leds=$(ls $led_dir/ | grep -v status)
+ nleds=$(echo "$leds" | wc -w)
+
+ # turn LEDs off
+ for led in $leds; do
+ echo "timer" > $led_dir/$led/trigger
+ echo 0 > $led_dir/$led/delay_off
+ done
+
+ int=200
+ total=$(( int * (nleds+1) ))
+ on=$(( total - int ))
+ off=$(( total - on ))
+
+ # make a pattern
+ for led in $leds; do
+ echo "$on" > $led_dir/$led/delay_on
+ echo "$off" > $led_dir/$led/delay_off
+ done
+ sleep 5
+}
+
+
+
flash_upgrade() {
if [ $# -ne 1 ]; then
echo "need to specify flash-root"
@@ -189,8 +216,16 @@ flash_upgrade() {
blink_leds
- cp ${reboot_cmd} ${flash_dir}/upgrade-reboot
- cp ${nandwrite_cmd} ${flash_dir}/nandwrite.static
+ if ! cp ${reboot_cmd} ${flash_dir}/upgrade-reboot ; then
+ echo "Aborting upgrade. Failed \"cp ${reboot_cmd} ${flash_dir}/upgrade-reboot\""
+ err_leds
+ return 1
+ fi
+ if ! cp ${nandwrite_cmd} ${flash_dir}/nandwrite.static ; then
+ echo "Aborting upgrade. Failed \"cp ${nandwrite_cmd} ${flash_dir}/nandwrite.static\""
+ err_leds
+ return 1
+ fi
sync
sleep 2
mount -o remount,ro ${flash_root}