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openmpi/opal/mca/hwloc/hwloc.h

122 строки
2.7 KiB
C

/*
* Copyright (c) 2011 Cisco Systems, Inc. All rights reserved.
*
* $COPYRIGHT$
*
* Additional copyrights may follow
*/
#ifndef OPAL_MCA_HWLOC_H
#define OPAL_MCA_HWLOC_H
#include "opal_config.h"
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#endif
#ifdef HAVE_STDINT_H
#include <stdint.h>
#endif
#ifdef HAVE_STDARG_H
#include <stdarg.h>
#endif
#include "opal/mca/mca.h"
#include "opal/mca/base/base.h"
BEGIN_C_DECLS
#ifdef WIN32
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#undef WIN32_LEAN_AND_MEAN
typedef unsigned char u_char;
typedef unsigned short u_short;
#endif
/**
* Structure for hwloc components.
*/
struct opal_hwloc_base_component_2_0_0_t {
/** MCA base component */
mca_base_component_t base_version;
/** MCA base data */
mca_base_component_data_t base_data;
};
/**
* Convenience typedef
*/
typedef struct opal_hwloc_base_component_2_0_0_t opal_hwloc_base_component_2_0_0_t;
typedef struct opal_hwloc_base_component_2_0_0_t opal_hwloc_component_t;
/**
* Macro for use in components that are of type hwloc
*/
#define OPAL_HWLOC_BASE_VERSION_2_0_0 \
MCA_BASE_VERSION_2_0_0, \
"hwloc", 2, 0, 0
END_C_DECLS
/* include implementation to call */
#if OPAL_HAVE_HWLOC
#include MCA_hwloc_IMPLEMENTATION_HEADER
/* Define a hierarchical level value that
* helps resolve the hwloc behavior of
* treating caches as a single type of
* entity
*/
typedef enum {
OPAL_HWLOC_NODE_LEVEL=1,
OPAL_HWLOC_NUMA_LEVEL,
OPAL_HWLOC_SOCKET_LEVEL,
OPAL_HWLOC_L3CACHE_LEVEL,
OPAL_HWLOC_L2CACHE_LEVEL,
OPAL_HWLOC_L1CACHE_LEVEL,
OPAL_HWLOC_CORE_LEVEL,
OPAL_HWLOC_HWTHREAD_LEVEL
} opal_hwloc_level_t;
/* define type of processor info requested */
typedef uint8_t opal_hwloc_resource_type_t;
#define OPAL_HWLOC_PHYSICAL 1
#define OPAL_HWLOC_LOGICAL 2
#define OPAL_HWLOC_AVAILABLE 3
/* structs for storing info on objects */
typedef struct {
opal_object_t super;
hwloc_cpuset_t available;
unsigned int npus;
} opal_hwloc_obj_data_t;
OBJ_CLASS_DECLARATION(opal_hwloc_obj_data_t);
typedef struct {
opal_list_item_t super;
hwloc_obj_type_t type;
unsigned cache_level;
unsigned int num_objs;
opal_hwloc_resource_type_t rtype;
} opal_hwloc_summary_t;
OBJ_CLASS_DECLARATION(opal_hwloc_summary_t);
typedef struct {
opal_object_t super;
hwloc_cpuset_t available;
opal_list_t summaries;
} opal_hwloc_topo_data_t;
OBJ_CLASS_DECLARATION(opal_hwloc_topo_data_t);
OPAL_DECLSPEC extern hwloc_topology_t opal_hwloc_topology;
OPAL_DECLSPEC extern hwloc_cpuset_t opal_hwloc_my_cpuset;
OPAL_DECLSPEC extern hwloc_obj_type_t opal_hwloc_levels[];
#endif
#endif /* OPAL_HWLOC_H_ */