Index: firmware/App/Modes/Prime.h
===================================================================
diff -u -r3d72b777cf1ceb673d118341c46e2d6d5b7b75f5 -rf6b78d1fe6741043de38707211710ab0e8a08483
--- firmware/App/Modes/Prime.h	(.../Prime.h)	(revision 3d72b777cf1ceb673d118341c46e2d6d5b7b75f5)
+++ firmware/App/Modes/Prime.h	(.../Prime.h)	(revision f6b78d1fe6741043de38707211710ab0e8a08483)
@@ -32,26 +32,24 @@
 
 // ********** public definitions **********
 
-#pragma pack(push,1)
-
 /// Payload record structure for a priming status data broadcast message.
 typedef struct
 {
     U32 totalTime;              ///< Total priming time in seconds.
     U32 remainingTime;          ///< Remaining time for priming in seconds.
 } PRIMING_DATA_PAYLOAD_T;
 
-#pragma pack(pop)
-
 // ********** public function prototypes **********
 
-void initPrime( void );
-void transitionToPrime( void );
-void execPrime( void );
-U32 getPrimeState( void );
+void initPrime( void );                         // Initialize prime sub-mode (of pre-treatment mode).
+void transitionToPrime( void );                 // Transition to prime sub-mode (of pre-treatment mode).
+void execPrime( void );                         // Execute the prime state machine.
+U32  getPrimeState( void );                     // Get the current state of the prime state machine.
+U32  getDialyzerBloodVolume( void );            // Get the blood volume (in mL) associated with a given dialyzer type.
+U32  getDialyzerDialysateVolume( void );        // Get the dialysate volume (in mL) associated with a given dialyzer type.
 
-void signalStartPrime( void );
-void signalResumePrime( void );
+void signalStartPrime( void );                  // User has requested to start prime
+void signalResumePrime( void );                 // User has requested to resume prime
 
 /**@}*/