#include <string.h>

#include <errno.h>

#include "papi.h"

#include "papi_internal.h"

#include "papi_memory.h" /* papi_calloc() */

#include "x86_cpuid_info.h"

#include "darwin-lock.h"

int

_darwin_get_dmem_info( PAPI_dmem_info_t * d )

{

  int mib[4];

  size_t len;

  char buffer[BUFSIZ];

  long long ll;

  /**********/

  /* memory */

  /**********/

  len = 2;

  sysctlnametomib("hw.memsize", mib, &len;;

  len = 8;

  if (sysctl(mib, 2, &ll, &len, NULL, 0) == -1) {

    return PAPI_ESYS;

  }

  d->size=ll;

  d->pagesize = getpagesize(  );

	return PAPI_OK;

}

/*

 * Architecture-specific cache detection code 

 */

#if defined(__i386__)||defined(__x86_64__)

static int

x86_get_memory_info( PAPI_hw_info_t * hw_info )

{

	int retval = PAPI_OK;

	switch ( hw_info->vendor ) {

	case PAPI_VENDOR_AMD:

	case PAPI_VENDOR_INTEL:

		retval = _x86_cache_info( &hw_info->mem_hierarchy );

		break;

	default:

		PAPIERROR( "Unknown vendor in memory information call for x86." );

		return PAPI_ENOIMPL;

	}

	return retval;

}

#endif

int

_darwin_get_memory_info( PAPI_hw_info_t * hwinfo, int cpu_type )

{

	( void ) cpu_type;		 /*unused */

	int retval = PAPI_OK;

	x86_get_memory_info( hwinfo );

	return retval;

}

int

_darwin_update_shlib_info( papi_mdi_t *mdi )

{

	return PAPI_OK;

}