Merge pull request #91 from KanoComputing/default_volume

Alsa's default sound volume is really low. On first boot, set it to 90%.

bin/kano-uixinit

@@ -82,9 +82,10 @@ if [ -e $INIT_CONF ]; then
         FLOW="$flow_type"
     fi
 fi
-
+FIRST_BOOT="false"
 # The following block is related to the first bootflow
 if [ ! -f $first_boot_file ]; then
+    FIRST_BOOT="true"
     if [ "$SKIP" != "true" ]; then
         # This is backwards compatibility with version prior to Beta 1.3.1
         if [ ! -f $after_update_file ]; then
@@ -159,6 +160,15 @@ if [ -e /etc/init.d/alsa-utils ]; then
     else
         logger_info "Audio volume level was successfully restored"
     fi
+    if [ "$FIRST_BOOT" == "true" ]; then
+        amixer -c 0 -- sset PCM playback 90% &> /dev/null
+	ret_val="$?"
+	if [ "$ret_val" -ne 0 ]; then
+            logger_warn "Failed to set volume level, ret code: $ret_val"
+	else
+            logger_info "Audio volume level set to 90% on first boot"
+	fi	
+    fi
 else
     logger_warn "alsa-utils not found, can't attempt to restore volume level"
 fi