VOL-503:asfvolt16:implement ASFVOLT16 OLT reboot operation

This review depends on review request: https://gerrit.opencord.org/#/c/6304/

Change-Id: Ica1ae099f62d7279307dca77a3270ec8c659f7c8
diff --git a/src/asfvolt16_driver.h b/src/asfvolt16_driver.h
index 5ee1a98..6f5a884 100755
--- a/src/asfvolt16_driver.h
+++ b/src/asfvolt16_driver.h
@@ -35,6 +35,7 @@
 #define MAX_OMCI_MSG_LENGTH 44
 
 char voltha_device_id[ASFVOLT_MAX_DEVICE_ID_SIZE];
+unsigned int is_reboot;
 
 typedef struct BalCoreIpInfo
 {