cpu.hh (5595:6ebdae3f619b) cpu.hh (5606:6da7a58b0bc8)
1/*
2 * Copyright (c) 2004-2005 The Regents of The University of Michigan
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;

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143
144 /** The tick event used for scheduling CPU ticks. */
145 TickEvent tickEvent;
146
147 /** Schedule tick event, regardless of its current state. */
148 void scheduleTickEvent(int delay)
149 {
150 if (tickEvent.squashed())
1/*
2 * Copyright (c) 2004-2005 The Regents of The University of Michigan
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;

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143
144 /** The tick event used for scheduling CPU ticks. */
145 TickEvent tickEvent;
146
147 /** Schedule tick event, regardless of its current state. */
148 void scheduleTickEvent(int delay)
149 {
150 if (tickEvent.squashed())
151 tickEvent.reschedule(nextCycle(curTick + ticks(delay)));
151 reschedule(tickEvent, nextCycle(curTick + ticks(delay)));
152 else if (!tickEvent.scheduled())
152 else if (!tickEvent.scheduled())
153 tickEvent.schedule(nextCycle(curTick + ticks(delay)));
153 schedule(tickEvent, nextCycle(curTick + ticks(delay)));
154 }
155
156 /** Unschedule tick event, regardless of its current state. */
157 void unscheduleTickEvent()
158 {
159 if (tickEvent.scheduled())
160 tickEvent.squash();
161 }

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183 const char *description() const;
184 };
185
186 /** Schedule thread to activate , regardless of its current state. */
187 void scheduleActivateThreadEvent(int tid, int delay)
188 {
189 // Schedule thread to activate, regardless of its current state.
190 if (activateThreadEvent[tid].squashed())
154 }
155
156 /** Unschedule tick event, regardless of its current state. */
157 void unscheduleTickEvent()
158 {
159 if (tickEvent.scheduled())
160 tickEvent.squash();
161 }

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183 const char *description() const;
184 };
185
186 /** Schedule thread to activate , regardless of its current state. */
187 void scheduleActivateThreadEvent(int tid, int delay)
188 {
189 // Schedule thread to activate, regardless of its current state.
190 if (activateThreadEvent[tid].squashed())
191 activateThreadEvent[tid].
192 reschedule(nextCycle(curTick + ticks(delay)));
191 reschedule(activateThreadEvent[tid],
192 nextCycle(curTick + ticks(delay)));
193 else if (!activateThreadEvent[tid].scheduled())
193 else if (!activateThreadEvent[tid].scheduled())
194 activateThreadEvent[tid].
195 schedule(nextCycle(curTick + ticks(delay)));
194 schedule(activateThreadEvent[tid],
195 nextCycle(curTick + ticks(delay)));
196 }
197
198 /** Unschedule actiavte thread event, regardless of its current state. */
199 void unscheduleActivateThreadEvent(int tid)
200 {
201 if (activateThreadEvent[tid].scheduled())
202 activateThreadEvent[tid].squash();
203 }

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241 const char *description() const;
242 };
243
244 /** Schedule cpu to deallocate thread context.*/
245 void scheduleDeallocateContextEvent(int tid, bool remove, int delay)
246 {
247 // Schedule thread to activate, regardless of its current state.
248 if (deallocateContextEvent[tid].squashed())
196 }
197
198 /** Unschedule actiavte thread event, regardless of its current state. */
199 void unscheduleActivateThreadEvent(int tid)
200 {
201 if (activateThreadEvent[tid].scheduled())
202 activateThreadEvent[tid].squash();
203 }

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241 const char *description() const;
242 };
243
244 /** Schedule cpu to deallocate thread context.*/
245 void scheduleDeallocateContextEvent(int tid, bool remove, int delay)
246 {
247 // Schedule thread to activate, regardless of its current state.
248 if (deallocateContextEvent[tid].squashed())
249 deallocateContextEvent[tid].
250 reschedule(nextCycle(curTick + ticks(delay)));
249 reschedule(deallocateContextEvent[tid],
250 nextCycle(curTick + ticks(delay)));
251 else if (!deallocateContextEvent[tid].scheduled())
251 else if (!deallocateContextEvent[tid].scheduled())
252 deallocateContextEvent[tid].
253 schedule(nextCycle(curTick + ticks(delay)));
252 schedule(deallocateContextEvent[tid],
253 nextCycle(curTick + ticks(delay)));
254 }
255
256 /** Unschedule thread deallocation in CPU */
257 void unscheduleDeallocateContextEvent(int tid)
258 {
259 if (deallocateContextEvent[tid].scheduled())
260 deallocateContextEvent[tid].squash();
261 }

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255
256 /** Unschedule thread deallocation in CPU */
257 void unscheduleDeallocateContextEvent(int tid)
258 {
259 if (deallocateContextEvent[tid].scheduled())
260 deallocateContextEvent[tid].squash();
261 }

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