2 * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;
9 * redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution;
12 * neither the name of the copyright holders nor the names of its
13 * contributors may be used to endorse or promote products derived from
14 * this software without specific prior written permission.
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 * This is the virtual base class of all classes that can be the
31 * targets of wakeup events. There is only two methods, wakeup() and
32 * print() and no data members.
35 #ifndef __MEM_RUBY_COMMON_CONSUMER_HH__
36 #define __MEM_RUBY_COMMON_CONSUMER_HH__
41 #include "mem/ruby/common/Global.hh"
42 #include "mem/ruby/eventqueue/RubyEventQueue.hh"
50 : m_last_scheduled_wakeup(0), m_last_wakeup(0)
59 triggerWakeup(RubyEventQueue *eventQueue)
61 Time time = eventQueue->getTime();
62 if (m_last_wakeup != time) {
68 virtual void wakeup() = 0;
69 virtual void print(std::ostream& out) const = 0;
72 getLastScheduledWakeup() const
74 return m_last_scheduled_wakeup;
78 setLastScheduledWakeup(const Time& time)
80 m_last_scheduled_wakeup = time;
84 alreadyScheduled(Time time)
86 return m_scheduled_wakeups.find(time) != m_scheduled_wakeups.end();
90 insertScheduledWakeupTime(Time time)
92 m_scheduled_wakeups.insert(time);
96 removeScheduledWakeupTime(Time time)
98 assert(alreadyScheduled(time));
99 m_scheduled_wakeups.erase(time);
103 Time m_last_scheduled_wakeup;
104 std::set<Time> m_scheduled_wakeups;
109 operator<<(std::ostream& out, const Consumer& obj)
116 #endif // __MEM_RUBY_COMMON_CONSUMER_HH__