dol/src/dol/visitor/hdsd/scd/fsm/scd_stm_base.h

   1 #ifndef SCD_STM_BASE_H
   2 #define SCD_STM_BASE_H
   3
   4 #include <list>
   5
   6 #include "scd_simulator.h"
   7 #include "scd_cont_slave_wrapper.h"
   8 #include "fsm/scd_cont_state.h"
   9
  10
  11 /* forward declaration */
  12 class scd_cont_man_master;
  13
  14
  15 /**
  16  * Base class for all control master states.
  17  */
  18 class scd_stm_base : public scd_cont_state
  19 {
  20 public:
  21     /**
  22      * Constructor.
  23      * \param sim the simulation environment
  24      * \param fsm the FSM of this state
  25      */
  26     scd_stm_base(scd_simulator& sim, scd_cont_man_master& fsm);
  27
  28     virtual ~scd_stm_base() {}
  29
  30     /* scd_cont_fsm_if */
  31     void set_busy() {}
  32     void set_idle(const sc_core::sc_time& time) {}
  33     void set_done() {}
  34     void set_fail();
  35     void process();
  36     bool active() const;
  37     bool busy() const;
  38     bool failed() const;
  39     bool advance_time() const;
  40     const sc_core::sc_time& get_time_step();
  41
  42 protected:
  43     scd_cont_man_master& _fsm;
  44     std::list<scd_cont_slave_wrapper*>& _slaves;
  45     sc_core::sc_time& _time_step;
  46     scd_cont_state& _st_init;
  47     scd_cont_state& _st_busy;
  48     scd_cont_state& _st_idle;
  49     scd_cont_state& _st_done;
  50     scd_cont_state& _st_time_req;
  51     scd_cont_state& _st_time;
  52     scd_cont_state& _st_term_req;
  53     scd_cont_state& _st_terminate;
  54     scd_cont_state& _st_terminated;
  55     scd_cont_state& _st_fail;
  56     scd_cont_state& _st_failed;
  57
  58     /* member functions */
  59     bool _check_slaves();
  60     bool _some_slaves_active();
  61     void _close_slaves();
  62 };
  63
  64 #endif