[GitHub/mt8127/android_kernel_alcatel_ttab.git] / tools / perf / util / header.h

#ifndef __PERF_HEADER_H
#define __PERF_HEADER_H

#include <linux/perf_event.h>
#include <sys/types.h>
#include <stdbool.h>
#include "types.h"
#include "event.h"

#include <linux/bitmap.h>

enum {
	HEADER_RESERVED		= 0,	/* always cleared */
	HEADER_FIRST_FEATURE	= 1,
	HEADER_TRACING_DATA	= 1,
	HEADER_BUILD_ID,

	HEADER_HOSTNAME,
	HEADER_OSRELEASE,
	HEADER_VERSION,
	HEADER_ARCH,
	HEADER_NRCPUS,
	HEADER_CPUDESC,
	HEADER_CPUID,
	HEADER_TOTAL_MEM,
	HEADER_CMDLINE,
	HEADER_EVENT_DESC,
	HEADER_CPU_TOPOLOGY,
	HEADER_NUMA_TOPOLOGY,
	HEADER_BRANCH_STACK,
	HEADER_PMU_MAPPINGS,
	HEADER_GROUP_DESC,
	HEADER_LAST_FEATURE,
	HEADER_FEAT_BITS	= 256,
};

struct perf_file_section {
	u64 offset;
	u64 size;
};

struct perf_file_header {
	u64				magic;
	u64				size;
	u64				attr_size;
	struct perf_file_section	attrs;
	struct perf_file_section	data;
	struct perf_file_section	event_types;
	DECLARE_BITMAP(adds_features, HEADER_FEAT_BITS);
};

struct perf_pipe_file_header {
	u64				magic;
	u64				size;
};

struct perf_header;

int perf_file_header__read(struct perf_file_header *header,
			   struct perf_header *ph, int fd);

struct perf_session_env {
	char			*hostname;
	char			*os_release;
	char			*version;
	char			*arch;
	int			nr_cpus_online;
	int			nr_cpus_avail;
	char			*cpu_desc;
	char			*cpuid;
	unsigned long long	total_mem;

	int			nr_cmdline;
	char			*cmdline;
	int			nr_sibling_cores;
	char			*sibling_cores;
	int			nr_sibling_threads;
	char			*sibling_threads;
	int			nr_numa_nodes;
	char			*numa_nodes;
	int			nr_pmu_mappings;
	char			*pmu_mappings;
	int			nr_groups;
};

struct perf_header {
	int			frozen;
	bool			needs_swap;
	s64			attr_offset;
	u64			data_offset;
	u64			data_size;
	u64			event_offset;
	u64			event_size;
	DECLARE_BITMAP(adds_features, HEADER_FEAT_BITS);
	struct perf_session_env env;
};

struct perf_evlist;
struct perf_session;

int perf_session__read_header(struct perf_session *session, int fd);
int perf_session__write_header(struct perf_session *session,
			       struct perf_evlist *evlist,
			       int fd, bool at_exit);
int perf_header__write_pipe(int fd);

int perf_header__push_event(u64 id, const char *name);
char *perf_header__find_event(u64 id);

void perf_header__set_feat(struct perf_header *header, int feat);
void perf_header__clear_feat(struct perf_header *header, int feat);
bool perf_header__has_feat(const struct perf_header *header, int feat);

int perf_header__set_cmdline(int argc, const char **argv);

int perf_header__process_sections(struct perf_header *header, int fd,
				  void *data,
				  int (*process)(struct perf_file_section *section,
				  struct perf_header *ph,
				  int feat, int fd, void *data));

int perf_header__fprintf_info(struct perf_session *s, FILE *fp, bool full);

int build_id_cache__add_s(const char *sbuild_id, const char *debugdir,
			  const char *name, bool is_kallsyms, bool is_vdso);
int build_id_cache__remove_s(const char *sbuild_id, const char *debugdir);

int perf_event__synthesize_attr(struct perf_tool *tool,
				struct perf_event_attr *attr, u32 ids, u64 *id,
				perf_event__handler_t process);
int perf_event__synthesize_attrs(struct perf_tool *tool,
				 struct perf_session *session,
				 perf_event__handler_t process);
int perf_event__process_attr(union perf_event *event, struct perf_evlist **pevlist);

int perf_event__synthesize_event_type(struct perf_tool *tool,
				      u64 event_id, char *name,
				      perf_event__handler_t process,
				      struct machine *machine);
int perf_event__synthesize_event_types(struct perf_tool *tool,
				       perf_event__handler_t process,
				       struct machine *machine);
int perf_event__process_event_type(struct perf_tool *tool,
				   union perf_event *event);

int perf_event__synthesize_tracing_data(struct perf_tool *tool,
					int fd, struct perf_evlist *evlist,
					perf_event__handler_t process);
int perf_event__process_tracing_data(union perf_event *event,
				     struct perf_session *session);

int perf_event__synthesize_build_id(struct perf_tool *tool,
				    struct dso *pos, u16 misc,
				    perf_event__handler_t process,
				    struct machine *machine);
int perf_event__process_build_id(struct perf_tool *tool,
				 union perf_event *event,
				 struct perf_session *session);
bool is_perf_magic(u64 magic);

/*
 * arch specific callback
 */
int get_cpuid(char *buffer, size_t sz);

#endif /* __PERF_HEADER_H */
Commit	Line	Data
	1	#ifndef __PERF_HEADER_H
	2	#define __PERF_HEADER_H
	3
	4	#include <linux/perf_event.h>
	5	#include <sys/types.h>
	6	#include <stdbool.h>
	7	#include "types.h"
	8	#include "event.h"
	9
	10	#include <linux/bitmap.h>
	11
	12	enum {
	13	HEADER_RESERVED = 0, /* always cleared */
	14	HEADER_FIRST_FEATURE = 1,
	15	HEADER_TRACING_DATA = 1,
	16	HEADER_BUILD_ID,
	17
	18	HEADER_HOSTNAME,
	19	HEADER_OSRELEASE,
	20	HEADER_VERSION,
	21	HEADER_ARCH,
	22	HEADER_NRCPUS,
	23	HEADER_CPUDESC,
	24	HEADER_CPUID,
	25	HEADER_TOTAL_MEM,
	26	HEADER_CMDLINE,
	27	HEADER_EVENT_DESC,
	28	HEADER_CPU_TOPOLOGY,
	29	HEADER_NUMA_TOPOLOGY,
	30	HEADER_BRANCH_STACK,
	31	HEADER_PMU_MAPPINGS,
	32	HEADER_GROUP_DESC,
	33	HEADER_LAST_FEATURE,
	34	HEADER_FEAT_BITS = 256,
	35	};
	36
	37	struct perf_file_section {
	38	u64 offset;
	39	u64 size;
	40	};
	41
	42	struct perf_file_header {
	43	u64 magic;
	44	u64 size;
	45	u64 attr_size;
	46	struct perf_file_section attrs;
	47	struct perf_file_section data;
	48	struct perf_file_section event_types;
	49	DECLARE_BITMAP(adds_features, HEADER_FEAT_BITS);
	50	};
	51
	52	struct perf_pipe_file_header {
	53	u64 magic;
	54	u64 size;
	55	};
	56
	57	struct perf_header;
	58
	59	int perf_file_header__read(struct perf_file_header *header,
	60	struct perf_header *ph, int fd);
	61
	62	struct perf_session_env {
	63	char *hostname;
	64	char *os_release;
	65	char *version;
	66	char *arch;
	67	int nr_cpus_online;
	68	int nr_cpus_avail;
	69	char *cpu_desc;
	70	char *cpuid;
	71	unsigned long long total_mem;
	72
	73	int nr_cmdline;
	74	char *cmdline;
	75	int nr_sibling_cores;
	76	char *sibling_cores;
	77	int nr_sibling_threads;
	78	char *sibling_threads;
	79	int nr_numa_nodes;
	80	char *numa_nodes;
	81	int nr_pmu_mappings;
	82	char *pmu_mappings;
	83	int nr_groups;
	84	};
	85
	86	struct perf_header {
	87	int frozen;
	88	bool needs_swap;
	89	s64 attr_offset;
	90	u64 data_offset;
	91	u64 data_size;
	92	u64 event_offset;
	93	u64 event_size;
	94	DECLARE_BITMAP(adds_features, HEADER_FEAT_BITS);
	95	struct perf_session_env env;
	96	};
	97
	98	struct perf_evlist;
	99	struct perf_session;
	100
	101	int perf_session__read_header(struct perf_session *session, int fd);
	102	int perf_session__write_header(struct perf_session *session,
	103	struct perf_evlist *evlist,
	104	int fd, bool at_exit);
	105	int perf_header__write_pipe(int fd);
	106
	107	int perf_header__push_event(u64 id, const char *name);
	108	char *perf_header__find_event(u64 id);
	109
	110	void perf_header__set_feat(struct perf_header *header, int feat);
	111	void perf_header__clear_feat(struct perf_header *header, int feat);
	112	bool perf_header__has_feat(const struct perf_header *header, int feat);
	113
	114	int perf_header__set_cmdline(int argc, const char **argv);
	115
	116	int perf_header__process_sections(struct perf_header *header, int fd,
	117	void *data,
	118	int (process)(struct perf_file_section section,
	119	struct perf_header *ph,
	120	int feat, int fd, void *data));
	121
	122	int perf_header__fprintf_info(struct perf_session s, FILE fp, bool full);
	123
	124	int build_id_cache__add_s(const char sbuild_id, const char debugdir,
	125	const char *name, bool is_kallsyms, bool is_vdso);
	126	int build_id_cache__remove_s(const char sbuild_id, const char debugdir);
	127
	128	int perf_event__synthesize_attr(struct perf_tool *tool,
	129	struct perf_event_attr attr, u32 ids, u64 id,
	130	perf_event__handler_t process);
	131	int perf_event__synthesize_attrs(struct perf_tool *tool,
	132	struct perf_session *session,
	133	perf_event__handler_t process);
	134	int perf_event__process_attr(union perf_event event, struct perf_evlist *pevlist);
	135
	136	int perf_event__synthesize_event_type(struct perf_tool *tool,
	137	u64 event_id, char *name,
	138	perf_event__handler_t process,
	139	struct machine *machine);
	140	int perf_event__synthesize_event_types(struct perf_tool *tool,
	141	perf_event__handler_t process,
	142	struct machine *machine);
	143	int perf_event__process_event_type(struct perf_tool *tool,
	144	union perf_event *event);
	145
	146	int perf_event__synthesize_tracing_data(struct perf_tool *tool,
	147	int fd, struct perf_evlist *evlist,
	148	perf_event__handler_t process);
	149	int perf_event__process_tracing_data(union perf_event *event,
	150	struct perf_session *session);
	151
	152	int perf_event__synthesize_build_id(struct perf_tool *tool,
	153	struct dso *pos, u16 misc,
	154	perf_event__handler_t process,
	155	struct machine *machine);
	156	int perf_event__process_build_id(struct perf_tool *tool,
	157	union perf_event *event,
	158	struct perf_session *session);
	159	bool is_perf_magic(u64 magic);
	160
	161	/*
	162	* arch specific callback
	163	*/
	164	int get_cpuid(char *buffer, size_t sz);
	165
	166	#endif /* __PERF_HEADER_H */