summaryrefslogtreecommitdiffstats
path: root/arch/powerpc/include/asm/trace.h
blob: 32e36b16773fd876a7b246ddb9e23c28193c3570 (plain)
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
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
#undef TRACE_SYSTEM
#define TRACE_SYSTEM powerpc

#if !defined(_TRACE_POWERPC_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_POWERPC_H

#include <linux/tracepoint.h>

struct pt_regs;

DECLARE_EVENT_CLASS(ppc64_interrupt_class,

	TP_PROTO(struct pt_regs *regs),

	TP_ARGS(regs),

	TP_STRUCT__entry(
		__field(struct pt_regs *, regs)
	),

	TP_fast_assign(
		__entry->regs = regs;
	),

	TP_printk("pt_regs=%p", __entry->regs)
);

DEFINE_EVENT(ppc64_interrupt_class, irq_entry,

	TP_PROTO(struct pt_regs *regs),

	TP_ARGS(regs)
);

DEFINE_EVENT(ppc64_interrupt_class, irq_exit,

	TP_PROTO(struct pt_regs *regs),

	TP_ARGS(regs)
);

DEFINE_EVENT(ppc64_interrupt_class, timer_interrupt_entry,

	TP_PROTO(struct pt_regs *regs),

	TP_ARGS(regs)
);

DEFINE_EVENT(ppc64_interrupt_class, timer_interrupt_exit,

	TP_PROTO(struct pt_regs *regs),

	TP_ARGS(regs)
);

#ifdef CONFIG_PPC_PSERIES
extern void hcall_tracepoint_regfunc(void);
extern void hcall_tracepoint_unregfunc(void);

TRACE_EVENT_FN_COND(hcall_entry,

	TP_PROTO(unsigned long opcode, unsigned long *args),

	TP_ARGS(opcode, args),

	TP_CONDITION(cpu_online(raw_smp_processor_id())),

	TP_STRUCT__entry(
		__field(unsigned long, opcode)
	),

	TP_fast_assign(
		__entry->opcode = opcode;
	),

	TP_printk("opcode=%lu", __entry->opcode),

	hcall_tracepoint_regfunc, hcall_tracepoint_unregfunc
);

TRACE_EVENT_FN_COND(hcall_exit,

	TP_PROTO(unsigned long opcode, unsigned long retval,
		unsigned long *retbuf),

	TP_ARGS(opcode, retval, retbuf),

	TP_CONDITION(cpu_online(raw_smp_processor_id())),

	TP_STRUCT__entry(
		__field(unsigned long, opcode)
		__field(unsigned long, retval)
	),

	TP_fast_assign(
		__entry->opcode = opcode;
		__entry->retval = retval;
	),

	TP_printk("opcode=%lu retval=%lu", __entry->opcode, __entry->retval),

	hcall_tracepoint_regfunc, hcall_tracepoint_unregfunc
);
#endif

#ifdef CONFIG_PPC_POWERNV
extern void opal_tracepoint_regfunc(void);
extern void opal_tracepoint_unregfunc(void);

TRACE_EVENT_FN(opal_entry,

	TP_PROTO(unsigned long opcode, unsigned long *args),

	TP_ARGS(opcode, args),

	TP_STRUCT__entry(
		__field(unsigned long, opcode)
	),

	TP_fast_assign(
		__entry->opcode = opcode;
	),

	TP_printk("opcode=%lu", __entry->opcode),

	opal_tracepoint_regfunc, opal_tracepoint_unregfunc
);

TRACE_EVENT_FN(opal_exit,

	TP_PROTO(unsigned long opcode, unsigned long retval),

	TP_ARGS(opcode, retval),

	TP_STRUCT__entry(
		__field(unsigned long, opcode)
		__field(unsigned long, retval)
	),

	TP_fast_assign(
		__entry->opcode = opcode;
		__entry->retval = retval;
	),

	TP_printk("opcode=%lu retval=%lu", __entry->opcode, __entry->retval),

	opal_tracepoint_regfunc, opal_tracepoint_unregfunc
);
#endif

TRACE_EVENT(hash_fault,

	    TP_PROTO(unsigned long addr, unsigned long access, unsigned long trap),
	    TP_ARGS(addr, access, trap),
	    TP_STRUCT__entry(
		    __field(unsigned long, addr)
		    __field(unsigned long, access)
		    __field(unsigned long, trap)
		    ),

	    TP_fast_assign(
		    __entry->addr = addr;
		    __entry->access = access;
		    __entry->trap = trap;
		    ),

	    TP_printk("hash fault with addr 0x%lx and access = 0x%lx trap = 0x%lx",
		      __entry->addr, __entry->access, __entry->trap)
);

#endif /* _TRACE_POWERPC_H */

#undef TRACE_INCLUDE_PATH
#undef TRACE_INCLUDE_FILE

#define TRACE_INCLUDE_PATH asm
#define TRACE_INCLUDE_FILE trace

#include <trace/define_trace.h>
OpenPOWER on IntegriCloud