1/* 2 * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood 3 * All rights reserved. 4 * 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; --- 24 unchanged lines hidden (view full) --- 33 */ 34 35#ifndef __MEM_RUBY_COMMON_CONSUMER_HH__ 36#define __MEM_RUBY_COMMON_CONSUMER_HH__ 37 38#include <iostream> 39#include <set> 40 |
41#include "mem/ruby/common/TypeDefines.hh" 42#include "sim/eventq.hh" |
43 |
44class Consumer 45{ 46 public: 47 Consumer() 48 : m_last_scheduled_wakeup(0), m_last_wakeup(0) 49 { 50 } 51 52 virtual 53 ~Consumer() 54 { } 55 |
56 virtual void wakeup() = 0; 57 virtual void print(std::ostream& out) const = 0; 58 virtual void storeEventInfo(int info) {} 59 |
60 const Tick& |
61 getLastScheduledWakeup() const 62 { 63 return m_last_scheduled_wakeup; 64 } 65 66 void |
67 setLastScheduledWakeup(const Tick& time) |
68 { 69 m_last_scheduled_wakeup = time; 70 } 71 72 bool |
73 alreadyScheduled(Tick time) |
74 { 75 return m_scheduled_wakeups.find(time) != m_scheduled_wakeups.end(); 76 } 77 78 void |
79 insertScheduledWakeupTime(Tick time) |
80 { 81 m_scheduled_wakeups.insert(time); 82 } 83 84 void |
85 removeScheduledWakeupTime(Tick time) |
86 { 87 assert(alreadyScheduled(time)); 88 m_scheduled_wakeups.erase(time); 89 } 90 |
91 void scheduleEvent(EventManager* em, Time timeDelta); 92 void scheduleEventAbsolute(EventManager* em, Time timeAbs); 93 void scheduleEvent(Time timeDelta); 94 void scheduleEventAbsolute(Time timeAbs); 95 |
96 private: |
97 Tick m_last_scheduled_wakeup; 98 std::set<Tick> m_scheduled_wakeups; 99 Tick m_last_wakeup; 100 101 class ConsumerEvent : public Event 102 { 103 public: 104 ConsumerEvent(Consumer* _consumer) 105 : Event(Default_Pri, AutoDelete), m_consumer_ptr(_consumer) 106 { 107 } 108 109 void process() 110 { 111 m_consumer_ptr->wakeup(); 112 m_consumer_ptr->removeScheduledWakeupTime(when()); 113 } 114 115 private: 116 Consumer* m_consumer_ptr; 117 }; |
118}; 119 120inline std::ostream& 121operator<<(std::ostream& out, const Consumer& obj) 122{ 123 obj.print(out); 124 out << std::flush; 125 return out; 126} 127 128#endif // __MEM_RUBY_COMMON_CONSUMER_HH__ |