Index: firmware/App/Services/WatchdogMgmt.c
===================================================================
diff -u -ra303cd4258157a8fbcbd8af4dd2bbaadec1a736c -r0dec8744af40d0c87a6d7cd1923920c1c2bd1d2f
--- firmware/App/Services/WatchdogMgmt.c	(.../WatchdogMgmt.c)	(revision a303cd4258157a8fbcbd8af4dd2bbaadec1a736c)
+++ firmware/App/Services/WatchdogMgmt.c	(.../WatchdogMgmt.c)	(revision 0dec8744af40d0c87a6d7cd1923920c1c2bd1d2f)
@@ -1,20 +1,20 @@
-/**************************************************************************
- *
- *  Copyright (c) 2019-2020 Diality Inc. - All Rights Reserved.
- *
- *  THIS CODE MAY NOT BE COPIED OR REPRODUCED IN ANY FORM, IN PART OR IN
- *  WHOLE, WITHOUT THE EXPLICIT PERMISSION OF THE COPYRIGHT OWNER.
- *
- *  @file WatchdogMgmt.c
- *
- *  @date 20-Sep-2019
- *  @author S. Nash
- *
- *  @brief Monitor for the off and stop buttons.
- *
- **************************************************************************/
+/**************************************************************************
+*
+* Copyright (c) 2019-2020 Diality Inc. - All Rights Reserved.
+*
+* THIS CODE MAY NOT BE COPIED OR REPRODUCED IN ANY FORM, IN PART OR IN
+* WHOLE, WITHOUT THE EXPLICIT PERMISSION OF THE COPYRIGHT OWNER.
+*
+* @file WatchdogMgmt.c
+*
+* @author (last) Quang Nguyen
+* @date (last) 21-Jul-2020
+*
+* @author (original) Dara Navaei
+* @date (original) 05-Nov-2019
+*
+***************************************************************************/
 
-#include "Common.h"
 #include "CPLD.h"
 #include "SystemCommMessages.h"
 #include "Timers.h"
@@ -23,24 +23,26 @@
 // ********** private definitions **********
 
 #define MIN_WATCHDOG_PET_INTERVAL_MS        45
+#define WATCHDOG_POST_TIMEOUT_MS            100
+#define WATCHDOG_RECOVERY_TIME_MS           250
 
 typedef enum Button_Self_Test_States
 {
     WATCHDOG_SELF_TEST_STATE_START = 0,
     WATCHDOG_SELF_TEST_STATE_IN_PROGRESS,
+    WATCHDOG_SELF_TEST_STATE_RECOVER,
     WATCHDOG_SELF_TEST_STATE_COMPLETE,
     NUM_OF_WATCHDOG_SELF_TEST_STATES
 } WATCHDOG_SELF_TEST_STATE_T;
 
-#define WATCHDOG_POST_TIMEOUT_MS            100 // ms
-
 // ********** private data **********
 
 static U32  lastWatchdogPetTime = 0;
 
 DATA_ARRAY_DECL( BOOL, TaskCheckIns, NUM_OF_TASKS, watchdogTaskCheckedIn );
 
 static WATCHDOG_SELF_TEST_STATE_T watchdogSelfTestState = WATCHDOG_SELF_TEST_STATE_START;
+static SELF_TEST_STATUS_T         watchdogSelfTestStatus;
 static U32 watchdogSelfTestTimerCount = 0;
 
 // ********** private function prototypes **********
@@ -65,14 +67,15 @@
 
     lastWatchdogPetTime = 0;
     watchdogSelfTestState = WATCHDOG_SELF_TEST_STATE_START;
+    watchdogSelfTestStatus = SELF_TEST_STATUS_IN_PROGRESS;
     watchdogSelfTestTimerCount = 0;
     // initialize task check-ins to false
     for ( i = 0; i < NUM_OF_TASKS; i++ )
     {
-        watchdogTaskCheckedIn[i].data = FALSE;
-        watchdogTaskCheckedIn[i].ovData = FALSE;
-        watchdogTaskCheckedIn[i].ovInitData = FALSE;
-        watchdogTaskCheckedIn[i].override = OVERRIDE_RESET;
+        watchdogTaskCheckedIn[ i ].data = FALSE;
+        watchdogTaskCheckedIn[ i ].ovData = FALSE;
+        watchdogTaskCheckedIn[ i ].ovInitData = FALSE;
+        watchdogTaskCheckedIn[ i ].override = OVERRIDE_RESET;
     }
 }
 
@@ -105,7 +108,13 @@
     // check to see if watchdog has expired
     if ( getCPLDWatchdogExpired() == PIN_SIGNAL_HIGH )
     {
-        // TODO - watchdog expired fault
+        // ignore expired watchdog until after watchdog POST
+        if ( WATCHDOG_SELF_TEST_STATE_COMPLETE == watchdogSelfTestState )
+        {
+#ifndef DEBUG_ENABLED
+            activateAlarmNoData( ALARM_ID_WATCHDOG_EXPIRED );
+#endif
+        }
     }
 }
 
@@ -123,7 +132,7 @@
 {
     if ( task < NUM_OF_TASKS )
     {
-        watchdogTaskCheckedIn[task].data = TRUE;
+        watchdogTaskCheckedIn[ task ].data = TRUE;
     }
 }
 
@@ -156,24 +165,34 @@
             }
             if ( getCPLDWatchdogExpired() == PIN_SIGNAL_HIGH )
             {
-                result = SELF_TEST_STATUS_PASSED;
+                watchdogSelfTestStatus = SELF_TEST_STATUS_PASSED;
             }
             else
             {
-                result = SELF_TEST_STATUS_FAILED;
-                // TODO - trigger watchdog POST failure
+                activateAlarmNoData( ALARM_ID_WATCHDOG_POST_TEST_FAILED );
+                watchdogSelfTestStatus = SELF_TEST_STATUS_FAILED;
             }
-            watchdogSelfTestState = WATCHDOG_SELF_TEST_STATE_COMPLETE;
+            watchdogSelfTestTimerCount = getMSTimerCount();
+            watchdogSelfTestState = WATCHDOG_SELF_TEST_STATE_RECOVER;
             break;
 
+        case WATCHDOG_SELF_TEST_STATE_RECOVER:
+            if ( TRUE == didTimeout( watchdogSelfTestTimerCount, WATCHDOG_RECOVERY_TIME_MS ) )
+            {
+                result = watchdogSelfTestStatus;
+                watchdogSelfTestState = WATCHDOG_SELF_TEST_STATE_COMPLETE;
+            }
+            break;
+
         case WATCHDOG_SELF_TEST_STATE_COMPLETE:
             // if we get called in this state, assume we're doing self test again
+            watchdogSelfTestStatus = SELF_TEST_STATUS_IN_PROGRESS;
             watchdogSelfTestState = WATCHDOG_SELF_TEST_STATE_START;
             break;
 
         default:
             result = SELF_TEST_STATUS_FAILED;
-            // TODO - s/w fault
+            SET_ALARM_WITH_2_U32_DATA( ALARM_ID_DG_SOFTWARE_FAULT, SW_FAULT_ID_WATCHDOG_INVALID_SELF_TEST_STATE, watchdogSelfTestState )
             break;
     }
 
@@ -196,7 +215,7 @@
     // initialize task check-ins to false
     for ( i = 0; i < NUM_OF_TASKS; i++ )
     {
-        watchdogTaskCheckedIn[i].data = FALSE;
+        watchdogTaskCheckedIn[ i ].data = FALSE;
     }
 }
 
@@ -252,10 +271,8 @@
  *************************************************************************/
 static void petWatchdog( void )
 {
-#ifndef RM46_EVAL_BOARD_TARGET
     // pulse the watchdog signal
     toggleCPLDWatchdog();
-#endif
 
     // remember when we last pet the watchdog
     lastWatchdogPetTime = getMSTimerCount();
@@ -281,25 +298,3 @@
  * @return TRUE if override successful, FALSE if not
  *************************************************************************/
 DATA_ARRAY_OVERRIDE_FUNC( BOOL, testSetWatchdogTaskCheckInOverride, testResetWatchdogTaskCheckInOverride, watchdogTaskCheckedIn, task, NUM_OF_TASKS-1 )
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