sim/common/hw-events.h

   1 /* Hardware event manager.
   2    Copyright (C) 1998-2023 Free Software Foundation, Inc.
   3    Contributed by Cygnus Support.
   4
   5 This file is part of GDB, the GNU debugger.
   6
   7 This program is free software; you can redistribute it and/or modify
   8 it under the terms of the GNU General Public License as published by
   9 the Free Software Foundation; either version 3 of the License, or
  10 (at your option) any later version.
  11
  12 This program is distributed in the hope that it will be useful,
  13 but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 GNU General Public License for more details.
  16
  17 You should have received a copy of the GNU General Public License
  18 along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  19
  20 #ifndef HW_EVENTS_H
  21 #define HW_EVENTS_H
  22
  23 #include <stdarg.h>
  24
  25 #include "ansidecl.h"
  26
  27 /* Event manager customized for hardware models.
  28
  29    This interface is discussed further in sim-events.h. */
  30
  31 struct hw_event;
  32 typedef void (hw_event_callback) (struct hw *me, void *data);
  33
  34 struct hw_event *hw_event_queue_schedule
  35 (struct hw *me,
  36  int64_t delta_time,
  37  hw_event_callback *handler,
  38  void *data);
  39
  40 struct hw_event *hw_event_queue_schedule_tracef
  41 (struct hw *me,
  42  int64_t delta_time,
  43  hw_event_callback *handler,
  44  void *data,
  45  const char *fmt,
  46  ...) ATTRIBUTE_NULL_PRINTF (5, 6);
  47
  48 struct hw_event *hw_event_queue_schedule_vtracef
  49 (struct hw *me,
  50  int64_t delta_time,
  51  hw_event_callback *handler,
  52  void *data,
  53  const char *fmt,
  54  va_list ap) ATTRIBUTE_NULL_PRINTF (5, 0);
  55
  56
  57 void hw_event_queue_deschedule
  58 (struct hw *me,
  59  struct hw_event *event_to_remove);
  60
  61 int64_t hw_event_queue_time
  62 (struct hw *me);
  63
  64 /* Returns the time that remains before the event is raised. */
  65 int64_t hw_event_remain_time
  66 (struct hw *me, struct hw_event *event);
  67
  68 #endif