linux-L2unit.h

Go to the documentation of this file.

/****************************/
/* THIS IS OPEN SOURCE CODE */
/****************************/

#ifndef _PAPI_L2UNIT_H
#define _PAPI_L2UNIT_H

#include "papi.h"
#include "papi_internal.h"
#include "papi_vector.h"
#include "papi_memory.h"
#include "extras.h"
#include "../../../linux-bgq-common.h"


/*************************  DEFINES SECTION  ***********************************
 *******************************************************************************/

/* this number assumes that there will never be more events than indicated */
#define L2UNIT_MAX_COUNTERS PEVT_L2UNIT_LAST_EVENT
#define OFFSET ( PEVT_PUNIT_LAST_EVENT + 1 )

/* Stores private information for each event */
typedef struct L2UNIT_register
{
    unsigned int selector;
    /* Signifies which counter slot is being used */
    /* Indexed from 1 as 0 has a special meaning  */
} L2UNIT_register_t;


/* Used when doing register allocation */
typedef struct L2UNIT_reg_alloc
{
    L2UNIT_register_t ra_bits;
} L2UNIT_reg_alloc_t;

typedef struct L2UNIT_overflow
{
    int threshold;
    int EventIndex;
} L2UNIT_overflow_t;

/* Holds control flags */
typedef struct L2UNIT_control_state
{
    int EventGroup;
    int EventGroup_local[512];
    int count;
    long long counters[L2UNIT_MAX_COUNTERS];
    int overflow;               // overflow enable
    int overflow_count;
    L2UNIT_overflow_t overflow_list[512];
    int bgpm_eventset_applied;  // BGPM eventGroup applied yes or no flag
} L2UNIT_control_state_t;


/* Holds per-thread information */
typedef struct L2UNIT_context
{
    L2UNIT_control_state_t state;
} L2UNIT_context_t;


#endif /* _PAPI_L2UNIT_H */