systemc: Add some missing functions which interact with the scheduler.

Change-Id: Ifc8c8d4a7bb6e941485e80f4884cfa4bb648c17c
Reviewed-on: https://gem5-review.googlesource.com/10846
Reviewed-by: Jason Lowe-Power <jason@lowepower.com>
Maintainer: Gabe Black <gabeblack@google.com>

1 files changed, 52 insertions, 0 deletions

diff --git a/src/systemc/ext/core/sc_main.hh b/src/systemc/ext/core/sc_main.hh
index 9bf0d0aae..24e93503e 100644
--- a/src/systemc/ext/core/sc_main.hh
+++ b/src/systemc/ext/core/sc_main.hh
@@ -30,6 +30,9 @@
 #ifndef __SYSTEMC_EXT_CORE_SC_MAIN_HH__
 #define __SYSTEMC_EXT_CORE_SC_MAIN_HH__
 
+#include "../dt/int/sc_nbdefs.hh"
+#include "sc_time.hh"
+
 extern "C" int sc_main(int argc, char *argv[]);
 
 namespace sc_core
@@ -39,6 +42,55 @@ namespace sc_core
     // The standard version of this function doesn't have these "const"
     // qualifiers, but the canonical SystemC implementation does.
     extern "C" const char *const *sc_argv();
+
+    enum sc_starvation_policy
+    {
+        SC_RUN_TO_TIME,
+        SC_EXIT_ON_STARVATION
+    };
+
+    void sc_start();
+    void sc_start(const sc_time &, sc_starvation_policy p=SC_RUN_TO_TIME);
+    static inline void
+    sc_start(double d, sc_time_unit t, sc_starvation_policy p=SC_RUN_TO_TIME)
+    {
+        sc_start(sc_time(d, t), p);
+    }
+
+    void sc_pause();
+
+    enum sc_stop_mode
+    {
+        SC_STOP_FINISH_DELTA,
+        SC_STOP_IMMEDIATE,
+    };
+
+    void sc_set_stop_mode(sc_stop_mode mode);
+    sc_stop_mode sc_get_stop_mode();
+
+    void sc_stop();
+
+    const sc_time &sc_time_stamp();
+    sc_dt::uint64 sc_delta_count();
+    bool sc_is_running();
+    bool sc_pending_activity_at_current_time();
+    bool sc_pending_activity_at_future_time();
+    bool sc_pending_activity();
+    sc_time sc_time_to_pending_activity();
+
+    enum sc_status
+    {
+        SC_ELABORATION = 0x1,
+        SC_BEFORE_END_OF_ELABORATION = 0x02,
+        SC_END_OF_ELABORATION = 0x04,
+        SC_START_OF_SIMULATION = 0x08,
+        SC_RUNNING = 0x10,
+        SC_PAUSED = 0x20,
+        SC_STOPPED = 0x40,
+        SC_END_OF_SIMULATION = 0x80
+    };
+
+    sc_status sc_get_status();
 } // namespace sc_core
 
 #endif  //__SYSTEMC_EXT_CORE_SC_MAIN_HH__