| /* |
| * Copyright (c) 2003-2005 The Regents of The University of Michigan |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer; |
| * redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution; |
| * neither the name of the copyright holders nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| /** |
| * @file |
| * Defines SMT_MAX_THREADS. |
| */ |
| |
| #ifndef __SMT_HH__ |
| #define __SMT_HH__ |
| |
| #include "base/types.hh" |
| |
| #ifndef SMT_MAX_THREADS |
| /** The number of TPUs in any processor. */ |
| #define SMT_MAX_THREADS 4 |
| #endif |
| |
| /** |
| * The maximum number of active threads across all cpus. Used to |
| * initialize per-thread statistics in the cache. |
| * |
| * NB: Be careful to only use it once all the CPUs that you care about |
| * have been initialized |
| */ |
| extern int maxThreadsPerCPU; |
| |
| /** |
| * Changes the status and priority of the thread with the given number. |
| * @param tid The thread to change. |
| * @param activate The new active status. |
| * @param priority The new priority. |
| */ |
| void change_thread_state(ThreadID tid, int activate, int priority); |
| |
| #endif // __SMT_HH__ |
