dol/src/dol/visitor/hdsd/scd/scd_cont_man_master.h

   1 #ifndef SCD_CONT_MAN_MASTER_H
   2 #define SCD_CONT_MAN_MASTER_H
   3
   4 #include <list>
   5
   6 #include "scd_simulator.h"
   7 #include "scd_cont_man.h"
   8 #include "scd_cont_slave_wrapper.h"
   9 #include "fsm/scd_cont_fsm.h"
  10
  11 #include "fsm/scd_stm_init.h"
  12 #include "fsm/scd_stm_busy.h"
  13 #include "fsm/scd_stm_idle.h"
  14 #include "fsm/scd_stm_done.h"
  15 #include "fsm/scd_stm_time_req.h"
  16 #include "fsm/scd_stm_time.h"
  17 #include "fsm/scd_stm_term_req.h"
  18 #include "fsm/scd_stm_terminate.h"
  19 #include "fsm/scd_stm_terminated.h"
  20 #include "fsm/scd_stm_fail.h"
  21 #include "fsm/scd_stm_failed.h"
  22
  23 /**
  24  * Control manager for the master. Waits for all slaves to connect.
  25  * Synchronizes the global simulation state.
  26  */
  27 class scd_cont_man_master : public scd_cont_man, public scd_cont_fsm
  28 {
  29     friend class scd_stm_base;
  30
  31 public:
  32     /**
  33      * Constructor.
  34      * \param sim the simulation environment
  35      */
  36     scd_cont_man_master(scd_simulator& sim);
  37
  38     virtual ~scd_cont_man_master();
  39
  40     /**
  41      * Connects a slave. Is called from an in-connector.
  42      * \param c the register command that has been received by the in-connector
  43      * (contains the slave name).
  44      * \param sock the incomming connection
  45      */
  46     void connect_slave(const scd_command& c, scd_socket* sock);
  47
  48     /* scd_cont_man */
  49     void set_master(const std::string& host, uint16_t port);
  50     void register_slave(const std::string& name);
  51
  52     /* scd_cont_fsm_if */
  53     void set_idle(const sc_core::sc_time& t) { return _state->set_idle(t); }
  54     void set_busy() { return _state->set_busy(); }
  55     void set_done() { return _state->set_done(); }
  56     void set_fail() { return _state->set_fail(); }
  57     void process();
  58     bool active() const { return _state->active(); }
  59     bool busy() const { return _state->busy(); }
  60     bool failed() const { return _state->failed(); }
  61     bool advance_time() const { return _state->advance_time(); }
  62     const sc_core::sc_time& get_time_step() { return _state->get_time_step(); }
  63
  64 private:
  65     scd_simulator& _sim;
  66     std::list<scd_cont_slave_wrapper*> _slaves;
  67     sc_core::sc_time _time_step;
  68
  69     /* states */
  70     scd_stm_init _st_init;
  71     scd_stm_busy _st_busy;
  72     scd_stm_idle _st_idle;
  73     scd_stm_done _st_done;
  74     scd_stm_time_req _st_time_req;
  75     scd_stm_time _st_time;
  76     scd_stm_term_req _st_term_req;
  77     scd_stm_terminate _st_terminate;
  78     scd_stm_terminated _st_terminated;
  79     scd_stm_fail _st_fail;
  80     scd_stm_failed _st_failed;
  81
  82     /* member functions */
  83     scd_cont_slave_wrapper* _get_slave(const std::string& name);
  84 };
  85
  86 #endif