1 #ifndef __PERF_TRACE_EVENTS_H
2 #define __PERF_TRACE_EVENTS_H
4 #include "parse-events.h"
6 #define __unused __attribute__((unused))
10 #define PAGE_MASK (page_size - 1)
14 RINGBUF_TYPE_PADDING
= 29,
15 RINGBUF_TYPE_TIME_EXTEND
= 30,
16 RINGBUF_TYPE_TIME_STAMP
= 31,
23 #define NSECS_PER_SEC 1000000000ULL
24 #define NSECS_PER_USEC 1000ULL
31 FIELD_IS_DYNAMIC
= 16,
33 FIELD_IS_SYMBOLIC
= 64,
37 struct format_field
*next
;
48 struct format_field
*common_fields
;
49 struct format_field
*fields
;
52 struct print_arg_atom
{
56 struct print_arg_string
{
61 struct print_arg_field
{
63 struct format_field
*field
;
66 struct print_flag_sym
{
67 struct print_flag_sym
*next
;
72 struct print_arg_typecast
{
74 struct print_arg
*item
;
77 struct print_arg_flags
{
78 struct print_arg
*field
;
80 struct print_flag_sym
*flags
;
83 struct print_arg_symbol
{
84 struct print_arg
*field
;
85 struct print_flag_sym
*symbols
;
93 struct print_arg
*left
;
94 struct print_arg
*right
;
97 struct print_arg_func
{
99 struct print_arg
*args
;
102 enum print_arg_type
{
114 struct print_arg
*next
;
115 enum print_arg_type type
;
117 struct print_arg_atom atom
;
118 struct print_arg_field field
;
119 struct print_arg_typecast typecast
;
120 struct print_arg_flags flags
;
121 struct print_arg_symbol symbol
;
122 struct print_arg_func func
;
123 struct print_arg_string string
;
124 struct print_arg_op op
;
130 struct print_arg
*args
;
138 struct format format
;
139 struct print_fmt print_fmt
;
144 EVENT_FL_ISFTRACE
= 0x01,
145 EVENT_FL_ISPRINT
= 0x02,
146 EVENT_FL_ISBPRINT
= 0x04,
147 EVENT_FL_ISFUNC
= 0x08,
148 EVENT_FL_ISFUNCENT
= 0x10,
149 EVENT_FL_ISFUNCRET
= 0x20,
151 EVENT_FL_FAILED
= 0x80000000
155 unsigned long long ts
;
160 struct record
*trace_peek_data(int cpu
);
161 struct record
*trace_read_data(int cpu
);
163 void parse_set_info(int nr_cpus
, int long_sz
);
165 void trace_report(int fd
);
167 void *malloc_or_die(unsigned int size
);
169 void parse_cmdlines(char *file
, int size
);
170 void parse_proc_kallsyms(char *file
, unsigned int size
);
171 void parse_ftrace_printk(char *file
, unsigned int size
);
173 void print_funcs(void);
174 void print_printk(void);
176 int parse_ftrace_file(char *buf
, unsigned long size
);
177 int parse_event_file(char *buf
, unsigned long size
, char *sys
);
178 void print_event(int cpu
, void *data
, int size
, unsigned long long nsecs
,
181 extern int file_bigendian
;
182 extern int host_bigendian
;
186 static inline unsigned short __data2host2(unsigned short data
)
190 if (host_bigendian
== file_bigendian
)
193 swap
= ((data
& 0xffULL
) << 8) |
194 ((data
& (0xffULL
<< 8)) >> 8);
199 static inline unsigned int __data2host4(unsigned int data
)
203 if (host_bigendian
== file_bigendian
)
206 swap
= ((data
& 0xffULL
) << 24) |
207 ((data
& (0xffULL
<< 8)) << 8) |
208 ((data
& (0xffULL
<< 16)) >> 8) |
209 ((data
& (0xffULL
<< 24)) >> 24);
214 static inline unsigned long long __data2host8(unsigned long long data
)
216 unsigned long long swap
;
218 if (host_bigendian
== file_bigendian
)
221 swap
= ((data
& 0xffULL
) << 56) |
222 ((data
& (0xffULL
<< 8)) << 40) |
223 ((data
& (0xffULL
<< 16)) << 24) |
224 ((data
& (0xffULL
<< 24)) << 8) |
225 ((data
& (0xffULL
<< 32)) >> 8) |
226 ((data
& (0xffULL
<< 40)) >> 24) |
227 ((data
& (0xffULL
<< 48)) >> 40) |
228 ((data
& (0xffULL
<< 56)) >> 56);
233 #define data2host2(ptr) __data2host2(*(unsigned short *)ptr)
234 #define data2host4(ptr) __data2host4(*(unsigned int *)ptr)
235 #define data2host8(ptr) __data2host8(*(unsigned long long *)ptr)
237 extern int header_page_ts_offset
;
238 extern int header_page_ts_size
;
239 extern int header_page_size_offset
;
240 extern int header_page_size_size
;
241 extern int header_page_data_offset
;
242 extern int header_page_data_size
;
244 extern int latency_format
;
246 int parse_header_page(char *buf
, unsigned long size
);
247 int trace_parse_common_type(void *data
);
248 int trace_parse_common_pid(void *data
);
249 int parse_common_pc(void *data
);
250 int parse_common_flags(void *data
);
251 int parse_common_lock_depth(void *data
);
252 struct event
*trace_find_event(int id
);
253 struct event
*trace_find_next_event(struct event
*event
);
254 unsigned long long read_size(void *ptr
, int size
);
256 raw_field_value(struct event
*event
, const char *name
, void *data
);
257 void *raw_field_ptr(struct event
*event
, const char *name
, void *data
);
258 unsigned long long eval_flag(const char *flag
);
260 int read_tracing_data(int fd
, struct perf_event_attr
*pattrs
, int nb_events
);
262 /* taken from kernel/trace/trace.h */
263 enum trace_flag_type
{
264 TRACE_FLAG_IRQS_OFF
= 0x01,
265 TRACE_FLAG_IRQS_NOSUPPORT
= 0x02,
266 TRACE_FLAG_NEED_RESCHED
= 0x04,
267 TRACE_FLAG_HARDIRQ
= 0x08,
268 TRACE_FLAG_SOFTIRQ
= 0x10,
271 struct scripting_ops
{
273 int (*start_script
) (const char *script
, int argc
, const char **argv
);
274 int (*stop_script
) (void);
275 void (*process_event
) (int cpu
, void *data
, int size
,
276 unsigned long long nsecs
, char *comm
);
277 int (*generate_script
) (const char *outfile
);
280 int script_spec_register(const char *spec
, struct scripting_ops
*ops
);
282 extern struct scripting_ops perl_scripting_ops
;
283 void setup_perl_scripting(void);
285 #endif /* __PERF_TRACE_EVENTS_H */