scheduler.cc (13067:3d6ef32002ef) scheduler.cc (13068:822c1be3550e)
1/*
2 * Copyright 2018 Google, Inc.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
6 * met: redistributions of source code must retain the above copyright
7 * notice, this list of conditions and the following disclaimer;
8 * redistributions in binary form must reproduce the above copyright

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69 for (auto &e: deltas)
70 e->run();
71 deltas.clear();
72
73 for (auto ets: eventsToSchedule)
74 eq->schedule(ets.first, ets.second);
75 eventsToSchedule.clear();
76
1/*
2 * Copyright 2018 Google, Inc.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
6 * met: redistributions of source code must retain the above copyright
7 * notice, this list of conditions and the following disclaimer;
8 * redistributions in binary form must reproduce the above copyright

--- 60 unchanged lines hidden (view full) ---

69 for (auto &e: deltas)
70 e->run();
71 deltas.clear();
72
73 for (auto ets: eventsToSchedule)
74 eq->schedule(ets.first, ets.second);
75 eventsToSchedule.clear();
76
77 if (_started)
77 if (_started) {
78 if (starved() && !runToTime)
79 scheduleStarvationEvent();
78 eq->schedule(&maxTickEvent, maxTick);
80 eq->schedule(&maxTickEvent, maxTick);
81 }
79
80 initDone = true;
81}
82
83void
84Scheduler::reg(Process *p)
85{
86 if (initDone) {

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165 eq->deschedule(&starvationEvent);
166 }
167}
168
169void
170Scheduler::scheduleStarvationEvent()
171{
172 if (!starvationEvent.scheduled()) {
82
83 initDone = true;
84}
85
86void
87Scheduler::reg(Process *p)
88{
89 if (initDone) {

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168 eq->deschedule(&starvationEvent);
169 }
170}
171
172void
173Scheduler::scheduleStarvationEvent()
174{
175 if (!starvationEvent.scheduled()) {
173 panic_if(!eq, "Need to schedule starvation event, "
174 "but no event manager.\n");
175 eq->schedule(&starvationEvent, eq->getCurTick());
176 Tick now = getCurTick();
177 if (initDone)
178 eq->schedule(&starvationEvent, now);
179 else
180 eventsToSchedule[&starvationEvent] = now;
176 if (readyEvent.scheduled())
177 eq->deschedule(&readyEvent);
178 }
179}
180
181void
182Scheduler::runReady()
183{

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244
245 _started = true;
246 _paused = false;
247 _stopped = false;
248 runToTime = run_to_time;
249
250 maxTick = max_tick;
251
181 if (readyEvent.scheduled())
182 eq->deschedule(&readyEvent);
183 }
184}
185
186void
187Scheduler::runReady()
188{

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249
250 _started = true;
251 _paused = false;
252 _stopped = false;
253 runToTime = run_to_time;
254
255 maxTick = max_tick;
256
252 if (starved() && !runToTime)
253 return;
254
255 if (initDone) {
257 if (initDone) {
258 if (starved() && !runToTime)
259 scheduleStarvationEvent();
256 kernel->status(::sc_core::SC_RUNNING);
257 eq->schedule(&maxTickEvent, maxTick);
258 }
259
260 // Return to gem5 to let it run events, etc.
261 Fiber::primaryFiber()->run();
262
263 if (pauseEvent.scheduled())

--- 50 unchanged lines hidden --- 		260 kernel->status(::sc_core::SC_RUNNING);
261 eq->schedule(&maxTickEvent, maxTick);
262 }
263
264 // Return to gem5 to let it run events, etc.
265 Fiber::primaryFiber()->run();
266
267 if (pauseEvent.scheduled())

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