Add a set PV for the SeleneMotor

- make the number of extra parameters in SINQController configurable
    - add database entry for the motor set field
    - add the new function "setMotorPosition_" to the Selene controller
    - execute Qx59=<pos> to set the new position

sinqEPICSApp/src/pmacController.h

@@ -26,8 +26,8 @@
 class pmacController : public SINQController {
 
  public:
-  pmacController(const char *portName, const char *lowLevelPortName, int lowLevelPortAddress, int numAxes, double movingPollPeriod, 
-		 double idlePollPeriod);
+ pmacController(const char *portName, const char *lowLevelPortName, int lowLevelPortAddress, int numAxes, double movingPollPeriod, 
+		 double idlePollPeriod, const int& extraParams=2);
 
   virtual ~pmacController();
 
@@ -49,13 +49,13 @@ class pmacController : public SINQController {
   int PMAC_C_GlobalStatus_;
   int PMAC_C_CommsError_;
   #define LAST_PMAC_PARAM PMAC_C_CommsError__
+  void debugFlow(const char *message);
+  asynStatus lowLevelWriteRead(int axisNo, const char *command, char *response);
 
  private:
   asynUser* lowLevelPortUser_;
   epicsUInt32 debugFlag_;
-  asynStatus lowLevelWriteRead(int axisNo, const char *command, char *response);
   int lowLevelPortConnect(const char *port, int addr, asynUser **ppasynUser, char *inputEos, char *outputEos);
-  void debugFlow(const char *message);
 
   //static class data members
 
@@ -137,9 +137,31 @@ class pmacController : public SINQController {
 
   friend class pmacAxis;
   friend class pmacHRPTAxis;
-
+  friend class SeleneAxis;
+  friend class LiftAxis;
 };
 
 #define NUM_PMAC_PARAMS (&LAST_PMAC_PARAM - &FIRST_PMAC_PARAM + 1)
 
+#define MotorSetPositionString                "SET_MOTOR_POSITION"
+
+class SeleneController : public pmacController {
+ public:
+  SeleneController(const char *portName, const char *lowLevelPortName, int lowLevelPortAddress,
+  		   int numAxes, double movingPollPeriod, double idlePollPeriod);
+  
+  ~SeleneController(void) { }
+  
+  // overloaded because we have a different command to set the limits
+  asynStatus writeFloat64(asynUser *pasynUser, epicsFloat64 value); 
+
+  friend class SeleneAxis;
+  friend class pmacAxis;
+
+ protected:
+  int setMotorPosition_;
+    
+};
+
+
 #endif /* pmacController_H */