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/*
* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
* University Research and Technology
* Corporation. All rights reserved.
* Copyright (c) 2004-2006 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_AIX_TIMER_AIX_H
#define OPAL_MCA_TIMER_AIX_TIMER_AIX_H
#include <sys/time.h>
#if defined(c_plusplus) || defined(__cplusplus)
extern "C" {
#endif
typedef uint64_t opal_timer_t;
extern opal_timer_t opal_timer_aix_freq_mhz;
extern opal_timer_t opal_timer_aix_freq;
static inline opal_timer_t
opal_timer_base_get_usec()
{
timebasestruct_t t;
uint64_t retval;
read_real_time(&t, TIMEBASE_SZ);
time_base_to_time(&t, TIMEBASE_SZ);
retval = (t.tb_high * 1000000) + t.tb_low / 1000;
return retval;
}
static inline opal_timer_t
opal_timer_base_get_cycles()
{
#ifdef HAVE_PM_CYCLES
return opal_timer_base_get_usec() * opal_timer_aix_freq_mhz;
#else
return 0;
#endif
}
static inline opal_timer_t
opal_timer_base_get_freq()
{
return opal_timer_aix_freq;;
}
#ifdef HAVE_PM_CYCLES
#define OPAL_TIMER_CYCLE_NATIVE 0
#define OPAL_TIMER_CYCLE_SUPPORTED 1
#else
#define OPAL_TIMER_CYCLE_NATIVE 0
#define OPAL_TIMER_CYCLE_SUPPORTED 0
#endif
#define OPAL_TIMER_USEC_NATIVE 1
#define OPAL_TIMER_USEC_SUPPORTED 1
#if defined(c_plusplus) || defined(__cplusplus)
}
#endif
#endif
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