topology.h


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#ifndef __TOPOLOGY_H
#define __TOPOLOGY_H

#include "list.h"
#include "idlestat.h"

struct cpu_cpu {
	struct list_head list_cpu;
	int cpu_id;
	struct cpuidle_cstates *cstates;
};

struct cpu_core {
	struct list_head list_core;
	int core_id;
	struct list_head cpu_head;
	int cpu_num;
	bool is_ht;
	struct cpuidle_cstates *cstates;
};

struct cpu_physical {
	struct list_head list_physical;
	int physical_id;
	struct list_head core_head;
	int core_num;
	struct cpuidle_cstates *cstates;
};

struct cpu_topology {
	struct list_head physical_head;
	int physical_num;
};

extern int init_cpu_topo_info(void);
extern int read_cpu_topo_info(FILE *f, char *buf);
extern int read_sysfs_cpu_topo(void);
extern int release_cpu_topo_info(void);
extern int output_cpu_topo_info(FILE *f);
extern int establish_idledata_to_topo(struct cpuidle_datas *datas);
extern int release_cpu_topo_cstates(void);
extern int dump_cpu_topo_info(int state, int count,
		int (*dump)(struct cpuidle_cstates *, int,  int, char *));


extern struct cpuidle_cstates *core_cluster_data(struct cpu_core *s_core);
extern struct cpuidle_cstates *physical_cluster_data(struct cpu_physical *s_phy);

#endif