timer_altix.h

来自「MPI stands for the Message Passing Inter」· C头文件 代码 · 共 55 行

/*
 * Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
 *                         University Research and Technology
 *                         Corporation.  All rights reserved.
 * Copyright (c) 2004-2005 The University of Tennessee and The University
 *                         of Tennessee Research Foundation.  All rights
 *                         reserved.
 * Copyright (c) 2004-2005 High Performance Computing Center Stuttgart, 
 *                         University of Stuttgart.  All rights reserved.
 * Copyright (c) 2004-2005 The Regents of the University of California.
 *                         All rights reserved.
 * $COPYRIGHT$
 * 
 * Additional copyrights may follow
 * 
 * $HEADER$
 */

#ifndef OPAL_MCA_TIMER_ALTIX_TIMER_ALTIX_H
#define OPAL_MCA_TIMER_ALTIX_TIMER_ALTIX_H

#include <opal/sys/timer.h>

extern opal_timer_t opal_timer_altix_freq;
extern opal_timer_t opal_timer_altix_usec_conv;
extern volatile unsigned long *opal_timer_altix_mmdev_timer_addr;

static inline opal_timer_t
opal_timer_base_get_cycles(void)
{
    return (*opal_timer_altix_mmdev_timer_addr);
}


static inline opal_timer_t
opal_timer_base_get_usec(void)
{
    return opal_timer_base_get_cycles() / opal_timer_altix_usec_conv;
}    


static inline opal_timer_t
opal_timer_base_get_freq(void)
{
    return opal_timer_altix_freq;
}


#define OPAL_TIMER_CYCLE_NATIVE 1
#define OPAL_TIMER_CYCLE_SUPPORTED 1
#define OPAL_TIMER_USEC_NATIVE 0
#define OPAL_TIMER_USEC_SUPPORTED 1

#endif