Add genvar declaration to addrmap

srdl2sv/components/addrmap.py

@@ -147,6 +147,14 @@ class AddrMap(Component):
                 inputs = '\n'.join(input_ports_rtl),
                 outputs = '\n'.join(output_ports_rtl)))
 
+        # Append genvars
+        genvars = ''.join([
+            '\ngenvar ',
+            ','.join([chr(97+i) for i in range(self.get_max_dim_depth())]),
+            ';\n'
+            ])
+
+        self.rtl_header.append(genvars)
 
         # Add endmodule keyword
         self.rtl_footer.append('endmodule')

srdl2sv/components/component.py

@@ -65,6 +65,21 @@ class Component():
 
         return self.ports[port_type]
 
+    def get_max_dim_depth(self) -> int:
+        try:
+            total_dimensions = self.total_dimensions
+            total_array_dimensions = self.total_array_dimensions
+        except AttributeError:
+            total_dimensions = 0
+            total_array_dimensions = []
+
+        self.logger.debug("Return depth '{}' for dimensions (including "\
+                          "parents) '{}'".format(total_dimensions, total_array_dimensions))
+        return max([
+            total_dimensions,
+            *[x.get_max_dim_depth() for x in self.children]
+            ])
+
     def get_signals(self):
         self.logger.debug("Return signal list")
 

srdl2sv/components/field.py

@@ -145,6 +145,7 @@ class Field(Component):
         # Save dimensions of unpacked dimension
         self.array_dimensions = array_dimensions
         self.total_array_dimensions = array_dimensions
+        self.total_dimensions = len(self.total_array_dimensions)
 
         # Calculate how many genvars shall be added
         genvars = ['[{}]'.format(chr(97+i)) for i in range(len(array_dimensions))]