entity kinds

SDL defines the folowing different kinds of entities:

• packages
• system
• system types
• block s
• block types
• channels
• signal routes
• signals
• gates
• timers
• block substructure
• channel substructures
• processes
• process types
• services
• service types
• procedures
• remote procedures
• variables (and formal parameters)
• synonyms
• literals
• operators
• remote variables
• data types
• generators
• signal lists and
• views.