sam-t2/sam/system/util/include/barrier.h

/*
* ========== Copyright Header Begin ==========================================
*
* OpenSPARC T2 Processor File: barrier.h
* Copyright (c) 2006 Sun Microsystems, Inc.  All Rights Reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES.
*
* The above named program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public
* License version 2 as published by the Free Software Foundation.
*
* The above named program is distributed in the hope that it will be
* useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public
* License along with this work; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
*
* ========== Copyright Header End ============================================
*/
/*
 * Copyright (C) 2001, Sun Microsystems, Inc.
 * All rights reserved.
 */
#ifndef _BARRIER_H
#define _BARRIER_H

struct barrier {
        uint32_t maxcount;
        struct _sb {
                uint32_t cv;
                uint32_t runners;
        } sb[2];
        struct _sb *sbp;
        uint64_t   *p_global_tick;
};

void barrier_init(struct barrier *bp, int maxcount);
//extern "C" void barrier(struct barrier *bp, uint32_t loopticks);
extern "C" void barrier(uint32_t loopticks);

#endif /* _BARRIER_H */