X-Git-Url: https://bilbo.iut-bm.univ-fcomte.fr/and/gitweb/blast.git/blobdiff_plain/bc5d59217a24b25c1b913bec4a41dd026d02720c..HEAD:/FunctionalInterface.cpp?ds=inline

diff --git a/FunctionalInterface.cpp b/FunctionalInterface.cpp
index 55f65ec..3a225c7 100644
--- a/FunctionalInterface.cpp
+++ b/FunctionalInterface.cpp
@@ -21,7 +21,9 @@ FunctionalInterface::FunctionalInterface(AbstractBlock* _owner, ReferenceInterfa
   width = reference->getWidthString();
   direction = reference->getDirection();
   purpose = reference->getPurpose();  
-  connectedFrom = NULL;  
+  connectedFrom = NULL;
+  clkIfaceName = reference->getClockIfaceString();
+  clkIfaceType = reference->getClockIfaceType();
 }
 
 bool FunctionalInterface::isFunctionalInterface() {
@@ -82,7 +84,12 @@ AbstractInterface *FunctionalInterface::clone() {
   return inter;
 }
 
-bool FunctionalInterface::canConnectTo(AbstractInterface *iface) {
+bool FunctionalInterface::canConnectTo(AbstractInterface *iface, bool testClock) {
+  static QString fctName = "FunctionalInterface::canConnectTo()";
+#ifdef DEBUG_FCTNAME
+  cout << "call to " << qPrintable(fctName) << endl;
+#endif
+
 
   /* NOTE :
      necessary conditions :
@@ -99,14 +106,19 @@ bool FunctionalInterface::canConnectTo(AbstractInterface *iface) {
         2.2 - both are inout
      3 - this is owned by a source block and iface is owned by the top group
 
+     + if testClock is true, must test if both ifaces are in the same clock domain. Note that a group interface
+     has always
      special case : clk/reset from clkrstgen can connect to stimuli clk/reset
 
   */
+  bool ok = false;
+
   if (direction == Input) return false;
   if (iface->isReferenceInterface()) return false;
   ConnectedInterface* connIface = AI_TO_CON(iface);
   if (connIface->getConnectedFrom() != NULL) return false;
-  // special case
+
+  // special case, NB: never tests clocks
   if ((getOwner()->getName().startsWith("clkrstgen")) && (iface->getOwner()->isStimuliBlock())) {
     if ((direction == Output) && (iface->getDirection() == Input)) {
       if ((purpose == AbstractInterface::Clock) && (iface->getPurpose() == AbstractInterface::Clock)) return true;
@@ -117,23 +129,48 @@ bool FunctionalInterface::canConnectTo(AbstractInterface *iface) {
   // first case: interface of blocks within the same group
   if (getOwner()->getParent() == iface->getOwner()->getParent()) {
 
-    if ((direction == Output) && (iface->getDirection() == Input) && (purpose == iface->getPurpose())) return true;
-    if ((direction == InOut) && (iface->getDirection() == InOut) && (purpose == iface->getPurpose())) return true;
+
+
+    if ((direction == Output) && (iface->getDirection() == Input) && (purpose == iface->getPurpose())) ok = true;
+    if ((direction == InOut) && (iface->getDirection() == InOut) && (purpose == iface->getPurpose())) ok = true;
   }
   // second case: iface = interface of the group that contains owner of this
   else if (getOwner()->getParent() == iface->getOwner()) {
-    if ((direction == Output) && (iface->getDirection() == Output) && (purpose == iface->getPurpose())) return true;
-    if ((direction == InOut) && (iface->getDirection() == InOut) && (purpose == iface->getPurpose())) return true;
+    if ((direction == Output) && (iface->getDirection() == Output) && (purpose == iface->getPurpose())) ok = true;
+    if ((direction == InOut) && (iface->getDirection() == InOut) && (purpose == iface->getPurpose())) ok = true;
   }
   else if ((getOwner()->isStimuliBlock()) && (iface->getOwner()->isTopGroupBlock())) {
-    if ((direction == Output) && (iface->getDirection() == Input) && (purpose == iface->getPurpose())) return true;
+    if ((direction == Output) && (iface->getDirection() == Input) && (purpose == iface->getPurpose())) ok = true;
   }
 
+  if (ok) {
+    if (testClock) {
+      int dom1 = -1,dom2 = -2;
+      try {
+        dom1 = getClockDomain();
+        dom2 = iface->getClockDomain();
+      }
+      catch(Exception e) {
+        cerr << qPrintable(fctName) << " - " << qPrintable(e.getMessage()) << endl;
+        return false;
+      }
+      if (dom1 != dom2) {
+        cout << "cannot connect interface that are in different clock domains" << endl;
+        return false;
+      }
+    }
+    return true;
+  }
   return false;
 
 }
 
-bool FunctionalInterface::canConnectFrom(AbstractInterface *iface) {
+bool FunctionalInterface::canConnectFrom(AbstractInterface *iface, bool testClock) {
+
+  static QString fctName = "FunctionalInterface::canConnectFrom()";
+#ifdef DEBUG_FCTNAME
+  cout << "call to " << qPrintable(fctName) << endl;
+#endif
 
   /* NOTE :
      necessary conditions :
@@ -151,11 +188,13 @@ bool FunctionalInterface::canConnectFrom(AbstractInterface *iface) {
 
      special case : clk/reset of stimuli can connect from clk/reset of clkrstgen
   */
+  bool ok = false;
+
   if (direction == Output) return false;
   if (iface->isReferenceInterface()) return false;
   if (connectedFrom != NULL) return false;
 
-  // special case
+  // special case, NB: never tests clock
   if ((iface->getOwner()->getName().startsWith("clkrstgen")) && (getOwner()->isStimuliBlock())) {
     if ((direction == Input) && (iface->getDirection() == Output)) {
       if ((purpose == AbstractInterface::Clock) && (iface->getPurpose() == AbstractInterface::Clock)) return true;
@@ -163,14 +202,32 @@ bool FunctionalInterface::canConnectFrom(AbstractInterface *iface) {
     }
   }
 
-  if (getOwner()->getParent() == iface->getOwner()->getParent()) {
-
-    if ((direction == Input) && (iface->getDirection() == Output) && (purpose == iface->getPurpose())) return true;
-    if ((direction == InOut) && (iface->getDirection() == InOut) && (purpose == iface->getPurpose())) return true;
+  if (getOwner()->getParent() == iface->getOwner()->getParent()) {    
+    if ((direction == Input) && (iface->getDirection() == Output) && (purpose == iface->getPurpose())) ok = true;
+    if ((direction == InOut) && (iface->getDirection() == InOut) && (purpose == iface->getPurpose())) ok = true;
   }
   else if (getOwner()->getParent() == iface->getOwner()) {
-    if ((direction == Input) && (iface->getDirection() == Input) && (purpose == iface->getPurpose())) return true;
-    if ((direction == InOut) && (iface->getDirection() == InOut) && (purpose == iface->getPurpose())) return true;
+    if ((direction == Input) && (iface->getDirection() == Input) && (purpose == iface->getPurpose())) ok = true;
+    if ((direction == InOut) && (iface->getDirection() == InOut) && (purpose == iface->getPurpose())) ok = true;
+  }
+
+  if (ok) {
+    if (testClock) {
+      int dom1 = -1,dom2 = -2;
+      try {
+        dom1 = getClockDomain();
+        dom2 = iface->getClockDomain();
+      }
+      catch(Exception e) {
+        cerr << qPrintable(e.getMessage()) << endl;
+        return false;
+      }
+      if (dom1 != dom2) {
+        cout << "cannot connect interfaces that are in different clock domains" << endl;
+        return false;
+      }
+    }
+    return true;
   }
 
   return false;
@@ -195,21 +252,27 @@ int FunctionalInterface::getClockDomain() throw(Exception) {
     if (connFrom == NULL) throw(Exception(IFACE_INVALID_CLKFREQ,this));
 
     if (connFrom->getOwner()->isFunctionalBlock()) {
-      QString name = connFrom->getOwner()->getName();
-      cout << "conn from clkrstgen: searching for clkdomain in " << qPrintable(name) << endl;
-      name.remove(0,10);
-      bool ok;
-      idClock = name.toInt(&ok);
+      QString domName = connFrom->getOwner()->getName();
+      domName.remove(0,10);
+      cout << "conn from clkrstgen: searching for clkdomain in " << qPrintable(domName) << endl;
+
+      bool ok = true;
+      idClock = domName.toInt(&ok);
+      cout << "id clock = " << idClock << endl;
       if (!ok) throw(Exception(IFACE_INVALID_CLKFREQ,this));
     }
-    else {
-      QString name = connFrom->getName();
-      cout << "conn from group: searching for clkdomain in " << qPrintable(name) << endl;
-      name.remove(0,8);
-      bool ok;
-      idClock = name.toInt(&ok);
+    else if (connFrom->getOwner()->isGroupBlock()) {
+      QString domName = connFrom->getName();
+      domName.remove(0,8);
+      cout << "conn from group: searching for clkdomain in " << qPrintable(domName) << endl;
+
+      bool ok = true;
+      idClock = domName.toInt(&ok);
       if (!ok) throw(Exception(IFACE_INVALID_CLKFREQ,this));
     }
+    else {
+      cout << "abnormal case while searching for clkdomain" << endl;
+    }
   }
 
   return idClock;