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8b40f521 JK |
1 | #ifndef __PERF_TRACE_EVENTS_H |
2 | #define __PERF_TRACE_EVENTS_H | |
52050943 | 3 | |
1ef2ed10 | 4 | #include "parse-events.h" |
52050943 SR |
5 | |
6 | #define __unused __attribute__((unused)) | |
7 | ||
8 | ||
9 | #ifndef PAGE_MASK | |
10 | #define PAGE_MASK (page_size - 1) | |
11 | #endif | |
12 | ||
13 | enum { | |
14 | RINGBUF_TYPE_PADDING = 29, | |
15 | RINGBUF_TYPE_TIME_EXTEND = 30, | |
16 | RINGBUF_TYPE_TIME_STAMP = 31, | |
17 | }; | |
18 | ||
19 | #ifndef TS_SHIFT | |
20 | #define TS_SHIFT 27 | |
21 | #endif | |
22 | ||
23 | #define NSECS_PER_SEC 1000000000ULL | |
24 | #define NSECS_PER_USEC 1000ULL | |
25 | ||
26 | enum format_flags { | |
27 | FIELD_IS_ARRAY = 1, | |
28 | FIELD_IS_POINTER = 2, | |
26a50744 | 29 | FIELD_IS_SIGNED = 4, |
064739bc TZ |
30 | FIELD_IS_STRING = 8, |
31 | FIELD_IS_DYNAMIC = 16, | |
52050943 SR |
32 | }; |
33 | ||
34 | struct format_field { | |
35 | struct format_field *next; | |
36 | char *type; | |
37 | char *name; | |
38 | int offset; | |
39 | int size; | |
40 | unsigned long flags; | |
41 | }; | |
42 | ||
43 | struct format { | |
44 | int nr_common; | |
45 | int nr_fields; | |
46 | struct format_field *common_fields; | |
47 | struct format_field *fields; | |
48 | }; | |
49 | ||
50 | struct print_arg_atom { | |
51 | char *atom; | |
52 | }; | |
53 | ||
54 | struct print_arg_string { | |
55 | char *string; | |
561f732c | 56 | int offset; |
52050943 SR |
57 | }; |
58 | ||
59 | struct print_arg_field { | |
60 | char *name; | |
61 | struct format_field *field; | |
62 | }; | |
63 | ||
64 | struct print_flag_sym { | |
65 | struct print_flag_sym *next; | |
66 | char *value; | |
67 | char *str; | |
68 | }; | |
69 | ||
70 | struct print_arg_typecast { | |
71 | char *type; | |
72 | struct print_arg *item; | |
73 | }; | |
74 | ||
75 | struct print_arg_flags { | |
76 | struct print_arg *field; | |
77 | char *delim; | |
78 | struct print_flag_sym *flags; | |
79 | }; | |
80 | ||
81 | struct print_arg_symbol { | |
82 | struct print_arg *field; | |
83 | struct print_flag_sym *symbols; | |
84 | }; | |
85 | ||
86 | struct print_arg; | |
87 | ||
88 | struct print_arg_op { | |
89 | char *op; | |
90 | int prio; | |
91 | struct print_arg *left; | |
92 | struct print_arg *right; | |
93 | }; | |
94 | ||
95 | struct print_arg_func { | |
96 | char *name; | |
97 | struct print_arg *args; | |
98 | }; | |
99 | ||
100 | enum print_arg_type { | |
101 | PRINT_NULL, | |
102 | PRINT_ATOM, | |
103 | PRINT_FIELD, | |
104 | PRINT_FLAGS, | |
105 | PRINT_SYMBOL, | |
106 | PRINT_TYPE, | |
107 | PRINT_STRING, | |
108 | PRINT_OP, | |
109 | }; | |
110 | ||
111 | struct print_arg { | |
112 | struct print_arg *next; | |
113 | enum print_arg_type type; | |
114 | union { | |
115 | struct print_arg_atom atom; | |
116 | struct print_arg_field field; | |
117 | struct print_arg_typecast typecast; | |
118 | struct print_arg_flags flags; | |
119 | struct print_arg_symbol symbol; | |
120 | struct print_arg_func func; | |
121 | struct print_arg_string string; | |
122 | struct print_arg_op op; | |
123 | }; | |
124 | }; | |
125 | ||
126 | struct print_fmt { | |
127 | char *format; | |
128 | struct print_arg *args; | |
129 | }; | |
130 | ||
131 | struct event { | |
132 | struct event *next; | |
133 | char *name; | |
134 | int id; | |
135 | int flags; | |
136 | struct format format; | |
137 | struct print_fmt print_fmt; | |
27746018 | 138 | char *system; |
52050943 SR |
139 | }; |
140 | ||
141 | enum { | |
07a4bddd SR |
142 | EVENT_FL_ISFTRACE = 0x01, |
143 | EVENT_FL_ISPRINT = 0x02, | |
144 | EVENT_FL_ISBPRINT = 0x04, | |
145 | EVENT_FL_ISFUNC = 0x08, | |
146 | EVENT_FL_ISFUNCENT = 0x10, | |
147 | EVENT_FL_ISFUNCRET = 0x20, | |
148 | ||
149 | EVENT_FL_FAILED = 0x80000000 | |
52050943 SR |
150 | }; |
151 | ||
152 | struct record { | |
153 | unsigned long long ts; | |
154 | int size; | |
155 | void *data; | |
156 | }; | |
157 | ||
158 | struct record *trace_peek_data(int cpu); | |
159 | struct record *trace_read_data(int cpu); | |
160 | ||
161 | void parse_set_info(int nr_cpus, int long_sz); | |
162 | ||
03456a15 | 163 | void trace_report(int fd); |
52050943 SR |
164 | |
165 | void *malloc_or_die(unsigned int size); | |
166 | ||
167 | void parse_cmdlines(char *file, int size); | |
168 | void parse_proc_kallsyms(char *file, unsigned int size); | |
169 | void parse_ftrace_printk(char *file, unsigned int size); | |
170 | ||
171 | void print_funcs(void); | |
172 | void print_printk(void); | |
173 | ||
174 | int parse_ftrace_file(char *buf, unsigned long size); | |
27746018 | 175 | int parse_event_file(char *buf, unsigned long size, char *sys); |
52050943 SR |
176 | void print_event(int cpu, void *data, int size, unsigned long long nsecs, |
177 | char *comm); | |
178 | ||
179 | extern int file_bigendian; | |
180 | extern int host_bigendian; | |
181 | ||
182 | int bigendian(void); | |
183 | ||
184 | static inline unsigned short __data2host2(unsigned short data) | |
185 | { | |
186 | unsigned short swap; | |
187 | ||
188 | if (host_bigendian == file_bigendian) | |
189 | return data; | |
190 | ||
191 | swap = ((data & 0xffULL) << 8) | | |
192 | ((data & (0xffULL << 8)) >> 8); | |
193 | ||
194 | return swap; | |
195 | } | |
196 | ||
197 | static inline unsigned int __data2host4(unsigned int data) | |
198 | { | |
199 | unsigned int swap; | |
200 | ||
201 | if (host_bigendian == file_bigendian) | |
202 | return data; | |
203 | ||
204 | swap = ((data & 0xffULL) << 24) | | |
205 | ((data & (0xffULL << 8)) << 8) | | |
206 | ((data & (0xffULL << 16)) >> 8) | | |
207 | ((data & (0xffULL << 24)) >> 24); | |
208 | ||
209 | return swap; | |
210 | } | |
211 | ||
212 | static inline unsigned long long __data2host8(unsigned long long data) | |
213 | { | |
214 | unsigned long long swap; | |
215 | ||
216 | if (host_bigendian == file_bigendian) | |
217 | return data; | |
218 | ||
219 | swap = ((data & 0xffULL) << 56) | | |
220 | ((data & (0xffULL << 8)) << 40) | | |
221 | ((data & (0xffULL << 16)) << 24) | | |
222 | ((data & (0xffULL << 24)) << 8) | | |
223 | ((data & (0xffULL << 32)) >> 8) | | |
224 | ((data & (0xffULL << 40)) >> 24) | | |
225 | ((data & (0xffULL << 48)) >> 40) | | |
226 | ((data & (0xffULL << 56)) >> 56); | |
227 | ||
228 | return swap; | |
229 | } | |
230 | ||
231 | #define data2host2(ptr) __data2host2(*(unsigned short *)ptr) | |
232 | #define data2host4(ptr) __data2host4(*(unsigned int *)ptr) | |
233 | #define data2host8(ptr) __data2host8(*(unsigned long long *)ptr) | |
234 | ||
235 | extern int header_page_ts_offset; | |
236 | extern int header_page_ts_size; | |
237 | extern int header_page_size_offset; | |
238 | extern int header_page_size_size; | |
239 | extern int header_page_data_offset; | |
240 | extern int header_page_data_size; | |
241 | ||
cda48461 SR |
242 | extern int latency_format; |
243 | ||
52050943 | 244 | int parse_header_page(char *buf, unsigned long size); |
ec156764 IM |
245 | int trace_parse_common_type(void *data); |
246 | struct event *trace_find_event(int id); | |
46538818 FW |
247 | unsigned long long |
248 | raw_field_value(struct event *event, const char *name, void *data); | |
249 | void *raw_field_ptr(struct event *event, const char *name, void *data); | |
52050943 | 250 | |
03456a15 | 251 | void read_tracing_data(int fd, struct perf_event_attr *pattrs, int nb_events); |
52050943 | 252 | |
cda48461 SR |
253 | /* taken from kernel/trace/trace.h */ |
254 | enum trace_flag_type { | |
255 | TRACE_FLAG_IRQS_OFF = 0x01, | |
256 | TRACE_FLAG_IRQS_NOSUPPORT = 0x02, | |
257 | TRACE_FLAG_NEED_RESCHED = 0x04, | |
258 | TRACE_FLAG_HARDIRQ = 0x08, | |
259 | TRACE_FLAG_SOFTIRQ = 0x10, | |
260 | }; | |
261 | ||
8b40f521 | 262 | #endif /* __PERF_TRACE_EVENTS_H */ |