1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
|
/*
* CLI tracer
* Written by Michael Barabanov (baraban@fsmlabs.com)
* Copyright (C) Finite State Machine Labs Inc., 1999,2000
* Released under the terms of the GNU GPL Version 2.
*/
#ifndef __RTL_TRACE_INT_H__
#define __RTL_TRACE_INT_H__
#define RTL_TRACE_MAX_EVENTS 64
#define RTL_TNBUFFERS 20
#define RTL_TNRECORDS 500
#define RTL_TRACER_FIFO 14
enum rtl_tracer_events_enum {
RTL_TRACE_HARD_CLI, RTL_TRACE_HARD_STI, RTL_TRACE_HARD_SAVE_FLAGS,
RTL_TRACE_HARD_RESTORE_FLAGS, RTL_TRACE_HARD_SAVEF_AND_CLI,
RTL_TRACE_INTERCEPT, RTL_TRACE_INTERCEPT_EXIT,
RTL_TRACE_LOCAL_INTERCEPT, RTL_TRACE_LOCAL_INTERCEPT_EXIT,
RTL_TRACE_SPIN_LOCK, RTL_TRACE_SPIN_UNLOCK,
RTL_TRACE_SCHED_IN, RTL_TRACE_SCHED_OUT, RTL_TRACE_SCHED_CTX_SWITCH,
RTL_TRACE_FINALIZE,
RTL_TRACE_USER };
#define RTL_TRACE_CLASS_DEFAULT 1
#define RTL_TRACE_CLASS_INTERRUPTS 2
#define RTL_TRACE_CLASS_USER 4
#define RTL_TRACE_CLASS_SCHEDULER 8
#define RTL_TRACER_NAMELEN 30
struct rtl_trace_eventinfo_struct {
char name[RTL_TRACER_NAMELEN];
};
#ifdef CONFIG_RTL_TRACER
extern int rtl_trace_seteventclass (int event, unsigned classmask);
extern int rtl_trace_seteventname (int event, char *name);
extern void (*rtl_trace)(int event_id, long event_data, void *eip);
extern void rtl_trace2(int event_id, long event_data);
#ifndef RTL_NOWRAP
#include <rtl_tracewrap.h>
#endif
#else
#define rtl_trace(event_id, event_data, eip) do { ; } while (0)
#define rtl_trace2(event_id, event_data) do { ; } while (0)
#endif
#define RTL_TRACER_SHMEM "tracer"
#define RTL_TRACER_SHMEM_INFO "tracerinfo"
struct rtl_trace_record {
long long timestamp;
int event_id;
long event_data;
long event_data2;
long event_data3;
int cpu;
long eip;
};
struct rtl_trace_buffer {
int state;
int pos; /* index of the current writing position */
int timestamp;
int len;
int id;
struct rtl_trace_record trace[RTL_TNRECORDS];
};
/* #ifdef __KERNEL__ */
extern int rtl_trace_init (void *start); /* and the tracing begins */
extern unsigned rtl_trace_settracemask (unsigned mask);
extern void rtl_trace_destroy (void);
/* #endif */
extern void rtl_trace_dump (struct rtl_trace_buffer *buffer, void (*dump)(const char *string));
#endif
|
