61 lines
2.3 KiB
C++
61 lines
2.3 KiB
C++
/*
|
|
* 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.
|
|
*
|
|
* Authors: Nathan Binkert
|
|
*/
|
|
|
|
/**
|
|
* @file
|
|
* Defines SMT_MAX_THREADS.
|
|
*/
|
|
|
|
#ifndef __SMT_HH__
|
|
#define __SMT_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 thread_number The thread to change.
|
|
* @param activate The new active status.
|
|
* @param priority The new priority.
|
|
*/
|
|
void change_thread_state(int thread_number, int activate, int priority);
|
|
|
|
#endif // __SMT_HH__
|