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/*
* Copyright (c) 2013, Intel Corporation
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of Intel Corporation nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _NUMATOP_NODE_H
#define _NUMATOP_NODE_H
#include <sys/types.h>
#include <inttypes.h>
#include <pthread.h>
#include "../types.h"
#include "../perf.h"
#ifdef __cplusplus
extern "C" {
#endif
#define NODE_ALL -1
#define INVALID_NID -1
#define INVALID_CPUID -1
#define NODE_VALID(node) ((node)->nid != INVALID_NID)
#define NODE_QPI_MAX 3
#define NODE_IMC_MAX 8
/* Number of online CPUs */
extern int g_ncpus;
typedef struct _node_meminfo {
uint64_t mem_total;
uint64_t mem_free;
uint64_t active;
uint64_t inactive;
uint64_t dirty;
uint64_t writeback;
uint64_t mapped;
} node_meminfo_t;
typedef struct _qpi_info {
int id;
int type;
int fd;
unsigned int config;
uint64_t values[3];
uint64_t value_scaled;
} qpi_info_t;
typedef struct _node_qpi {
int qpi_num;
qpi_info_t qpi_info[NODE_QPI_MAX];
} node_qpi_t;
typedef struct _imc_info {
int id;
int type;
int fd;
uint64_t values[3];
uint64_t value_scaled;
} imc_info_t;
typedef struct _node_imc {
int imc_num;
imc_info_t imc_info[NODE_IMC_MAX];
} node_imc_t;
typedef struct _node {
int nid;
int ncpus;
perf_cpu_t cpus[NCPUS_NODE_MAX];
count_value_t countval;
node_meminfo_t meminfo;
node_qpi_t qpi;
node_imc_t imc;
boolean_t hotadd;
boolean_t hotremove;
} node_t;
typedef struct _node_group {
pthread_mutex_t mutex;
node_t nodes[NNODES_MAX];
int nnodes;
int cpuid_max;
int intval_ms;
boolean_t inited;
} node_group_t;
extern int node_group_init(void);
extern void node_group_fini(void);
extern int node_group_refresh(boolean_t);
extern node_t *node_get(int);
extern int node_num(void);
extern void node_group_lock(void);
extern void node_group_unlock(void);
extern node_t *node_by_cpu(int);
extern int node_ncpus(node_t *);
extern int node_intval_get(void);
extern void node_countval_update(node_t *, perf_count_id_t, uint64_t);
extern uint64_t node_countval_get(node_t *, ui_count_id_t);
extern void node_meminfo(int, node_meminfo_t *);
extern int node_cpu_traverse(pfn_perf_cpu_op_t, void *, boolean_t,
pfn_perf_cpu_op_t);
extern uint64_t node_countval_sum(count_value_t *, int, ui_count_id_t);
extern perf_cpu_t* node_cpus(node_t *);
extern void node_intval_update(int);
extern void node_profiling_clear(void);
extern node_t* node_valid_get(int);
extern int node_cpuid_max(void);
extern int node_qpi_init(void);
extern int node_imc_init(void);
#ifdef __cplusplus
}
#endif
#endif /* _NODE_H */
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