Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6
[linux-2.6-block.git] / arch / mips / kvm / trace.h
CommitLineData
669e846e 1/*
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2 * This file is subject to the terms and conditions of the GNU General Public
3 * License. See the file "COPYING" in the main directory of this archive
4 * for more details.
5 *
6 * Copyright (C) 2012 MIPS Technologies, Inc. All rights reserved.
7 * Authors: Sanjay Lal <sanjayl@kymasys.com>
8 */
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9
10#if !defined(_TRACE_KVM_H) || defined(TRACE_HEADER_MULTI_READ)
11#define _TRACE_KVM_H
12
13#include <linux/tracepoint.h>
14
15#undef TRACE_SYSTEM
16#define TRACE_SYSTEM kvm
17#define TRACE_INCLUDE_PATH .
18#define TRACE_INCLUDE_FILE trace
19
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20/*
21 * Tracepoints for VM enters
22 */
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23DECLARE_EVENT_CLASS(kvm_transition,
24 TP_PROTO(struct kvm_vcpu *vcpu),
25 TP_ARGS(vcpu),
26 TP_STRUCT__entry(
27 __field(unsigned long, pc)
28 ),
93258604 29
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30 TP_fast_assign(
31 __entry->pc = vcpu->arch.pc;
32 ),
93258604 33
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34 TP_printk("PC: 0x%08lx",
35 __entry->pc)
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36);
37
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38DEFINE_EVENT(kvm_transition, kvm_enter,
39 TP_PROTO(struct kvm_vcpu *vcpu),
40 TP_ARGS(vcpu));
93258604 41
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42DEFINE_EVENT(kvm_transition, kvm_reenter,
43 TP_PROTO(struct kvm_vcpu *vcpu),
44 TP_ARGS(vcpu));
93258604 45
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46DEFINE_EVENT(kvm_transition, kvm_out,
47 TP_PROTO(struct kvm_vcpu *vcpu),
48 TP_ARGS(vcpu));
93258604 49
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50/* The first 32 exit reasons correspond to Cause.ExcCode */
51#define KVM_TRACE_EXIT_INT 0
52#define KVM_TRACE_EXIT_TLBMOD 1
53#define KVM_TRACE_EXIT_TLBMISS_LD 2
54#define KVM_TRACE_EXIT_TLBMISS_ST 3
55#define KVM_TRACE_EXIT_ADDRERR_LD 4
56#define KVM_TRACE_EXIT_ADDRERR_ST 5
57#define KVM_TRACE_EXIT_SYSCALL 8
58#define KVM_TRACE_EXIT_BREAK_INST 9
59#define KVM_TRACE_EXIT_RESVD_INST 10
60#define KVM_TRACE_EXIT_COP_UNUSABLE 11
61#define KVM_TRACE_EXIT_TRAP_INST 13
62#define KVM_TRACE_EXIT_MSA_FPE 14
63#define KVM_TRACE_EXIT_FPE 15
64#define KVM_TRACE_EXIT_MSA_DISABLED 21
65/* Further exit reasons */
66#define KVM_TRACE_EXIT_WAIT 32
67#define KVM_TRACE_EXIT_CACHE 33
68#define KVM_TRACE_EXIT_SIGNAL 34
69
70/* Tracepoints for VM exits */
71#define kvm_trace_symbol_exit_types \
72 { KVM_TRACE_EXIT_INT, "Interrupt" }, \
73 { KVM_TRACE_EXIT_TLBMOD, "TLB Mod" }, \
74 { KVM_TRACE_EXIT_TLBMISS_LD, "TLB Miss (LD)" }, \
75 { KVM_TRACE_EXIT_TLBMISS_ST, "TLB Miss (ST)" }, \
76 { KVM_TRACE_EXIT_ADDRERR_LD, "Address Error (LD)" }, \
77 { KVM_TRACE_EXIT_ADDRERR_ST, "Address Err (ST)" }, \
78 { KVM_TRACE_EXIT_SYSCALL, "System Call" }, \
79 { KVM_TRACE_EXIT_BREAK_INST, "Break Inst" }, \
80 { KVM_TRACE_EXIT_RESVD_INST, "Reserved Inst" }, \
81 { KVM_TRACE_EXIT_COP_UNUSABLE, "COP0/1 Unusable" }, \
82 { KVM_TRACE_EXIT_TRAP_INST, "Trap Inst" }, \
83 { KVM_TRACE_EXIT_MSA_FPE, "MSA FPE" }, \
84 { KVM_TRACE_EXIT_FPE, "FPE" }, \
85 { KVM_TRACE_EXIT_MSA_DISABLED, "MSA Disabled" }, \
86 { KVM_TRACE_EXIT_WAIT, "WAIT" }, \
87 { KVM_TRACE_EXIT_CACHE, "CACHE" }, \
88 { KVM_TRACE_EXIT_SIGNAL, "Signal" }
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89
90TRACE_EVENT(kvm_exit,
91 TP_PROTO(struct kvm_vcpu *vcpu, unsigned int reason),
92 TP_ARGS(vcpu, reason),
93 TP_STRUCT__entry(
b3cffac0 94 __field(unsigned long, pc)
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95 __field(unsigned int, reason)
96 ),
97
98 TP_fast_assign(
b3cffac0 99 __entry->pc = vcpu->arch.pc;
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100 __entry->reason = reason;
101 ),
102
103 TP_printk("[%s]PC: 0x%08lx",
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104 __print_symbolic(__entry->reason,
105 kvm_trace_symbol_exit_types),
b3cffac0 106 __entry->pc)
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107);
108
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109#define KVM_TRACE_MFC0 0
110#define KVM_TRACE_MTC0 1
111#define KVM_TRACE_DMFC0 2
112#define KVM_TRACE_DMTC0 3
113#define KVM_TRACE_RDHWR 4
114
115#define KVM_TRACE_HWR_COP0 0
116#define KVM_TRACE_HWR_HWR 1
117
118#define KVM_TRACE_COP0(REG, SEL) ((KVM_TRACE_HWR_COP0 << 8) | \
119 ((REG) << 3) | (SEL))
120#define KVM_TRACE_HWR(REG, SEL) ((KVM_TRACE_HWR_HWR << 8) | \
121 ((REG) << 3) | (SEL))
122
123#define kvm_trace_symbol_hwr_ops \
124 { KVM_TRACE_MFC0, "MFC0" }, \
125 { KVM_TRACE_MTC0, "MTC0" }, \
126 { KVM_TRACE_DMFC0, "DMFC0" }, \
127 { KVM_TRACE_DMTC0, "DMTC0" }, \
128 { KVM_TRACE_RDHWR, "RDHWR" }
129
130#define kvm_trace_symbol_hwr_cop \
131 { KVM_TRACE_HWR_COP0, "COP0" }, \
132 { KVM_TRACE_HWR_HWR, "HWR" }
133
134#define kvm_trace_symbol_hwr_regs \
135 { KVM_TRACE_COP0( 0, 0), "Index" }, \
136 { KVM_TRACE_COP0( 2, 0), "EntryLo0" }, \
137 { KVM_TRACE_COP0( 3, 0), "EntryLo1" }, \
138 { KVM_TRACE_COP0( 4, 0), "Context" }, \
139 { KVM_TRACE_COP0( 4, 2), "UserLocal" }, \
140 { KVM_TRACE_COP0( 5, 0), "PageMask" }, \
141 { KVM_TRACE_COP0( 6, 0), "Wired" }, \
142 { KVM_TRACE_COP0( 7, 0), "HWREna" }, \
143 { KVM_TRACE_COP0( 8, 0), "BadVAddr" }, \
144 { KVM_TRACE_COP0( 9, 0), "Count" }, \
145 { KVM_TRACE_COP0(10, 0), "EntryHi" }, \
146 { KVM_TRACE_COP0(11, 0), "Compare" }, \
147 { KVM_TRACE_COP0(12, 0), "Status" }, \
148 { KVM_TRACE_COP0(12, 1), "IntCtl" }, \
149 { KVM_TRACE_COP0(12, 2), "SRSCtl" }, \
150 { KVM_TRACE_COP0(13, 0), "Cause" }, \
151 { KVM_TRACE_COP0(14, 0), "EPC" }, \
152 { KVM_TRACE_COP0(15, 0), "PRId" }, \
153 { KVM_TRACE_COP0(15, 1), "EBase" }, \
154 { KVM_TRACE_COP0(16, 0), "Config" }, \
155 { KVM_TRACE_COP0(16, 1), "Config1" }, \
156 { KVM_TRACE_COP0(16, 2), "Config2" }, \
157 { KVM_TRACE_COP0(16, 3), "Config3" }, \
158 { KVM_TRACE_COP0(16, 4), "Config4" }, \
159 { KVM_TRACE_COP0(16, 5), "Config5" }, \
160 { KVM_TRACE_COP0(16, 7), "Config7" }, \
161 { KVM_TRACE_COP0(26, 0), "ECC" }, \
162 { KVM_TRACE_COP0(30, 0), "ErrorEPC" }, \
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163 { KVM_TRACE_COP0(31, 2), "KScratch1" }, \
164 { KVM_TRACE_COP0(31, 3), "KScratch2" }, \
165 { KVM_TRACE_COP0(31, 4), "KScratch3" }, \
166 { KVM_TRACE_COP0(31, 5), "KScratch4" }, \
167 { KVM_TRACE_COP0(31, 6), "KScratch5" }, \
168 { KVM_TRACE_COP0(31, 7), "KScratch6" }, \
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169 { KVM_TRACE_HWR( 0, 0), "CPUNum" }, \
170 { KVM_TRACE_HWR( 1, 0), "SYNCI_Step" }, \
171 { KVM_TRACE_HWR( 2, 0), "CC" }, \
172 { KVM_TRACE_HWR( 3, 0), "CCRes" }, \
173 { KVM_TRACE_HWR(29, 0), "ULR" }
174
175TRACE_EVENT(kvm_hwr,
176 TP_PROTO(struct kvm_vcpu *vcpu, unsigned int op, unsigned int reg,
177 unsigned long val),
178 TP_ARGS(vcpu, op, reg, val),
179 TP_STRUCT__entry(
180 __field(unsigned long, val)
181 __field(u16, reg)
182 __field(u8, op)
183 ),
184
185 TP_fast_assign(
186 __entry->val = val;
187 __entry->reg = reg;
188 __entry->op = op;
189 ),
190
191 TP_printk("%s %s (%s:%u:%u) 0x%08lx",
192 __print_symbolic(__entry->op,
193 kvm_trace_symbol_hwr_ops),
194 __print_symbolic(__entry->reg,
195 kvm_trace_symbol_hwr_regs),
196 __print_symbolic(__entry->reg >> 8,
197 kvm_trace_symbol_hwr_cop),
198 (__entry->reg >> 3) & 0x1f,
199 __entry->reg & 0x7,
200 __entry->val)
201);
202
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203#define KVM_TRACE_AUX_RESTORE 0
204#define KVM_TRACE_AUX_SAVE 1
205#define KVM_TRACE_AUX_ENABLE 2
206#define KVM_TRACE_AUX_DISABLE 3
207#define KVM_TRACE_AUX_DISCARD 4
208
209#define KVM_TRACE_AUX_FPU 1
210#define KVM_TRACE_AUX_MSA 2
211#define KVM_TRACE_AUX_FPU_MSA 3
212
213#define kvm_trace_symbol_aux_op \
214 { KVM_TRACE_AUX_RESTORE, "restore" }, \
215 { KVM_TRACE_AUX_SAVE, "save" }, \
216 { KVM_TRACE_AUX_ENABLE, "enable" }, \
217 { KVM_TRACE_AUX_DISABLE, "disable" }, \
218 { KVM_TRACE_AUX_DISCARD, "discard" }
219
220#define kvm_trace_symbol_aux_state \
221 { KVM_TRACE_AUX_FPU, "FPU" }, \
222 { KVM_TRACE_AUX_MSA, "MSA" }, \
223 { KVM_TRACE_AUX_FPU_MSA, "FPU & MSA" }
224
225TRACE_EVENT(kvm_aux,
226 TP_PROTO(struct kvm_vcpu *vcpu, unsigned int op,
227 unsigned int state),
228 TP_ARGS(vcpu, op, state),
229 TP_STRUCT__entry(
230 __field(unsigned long, pc)
231 __field(u8, op)
232 __field(u8, state)
233 ),
234
235 TP_fast_assign(
236 __entry->pc = vcpu->arch.pc;
237 __entry->op = op;
238 __entry->state = state;
239 ),
240
241 TP_printk("%s %s PC: 0x%08lx",
242 __print_symbolic(__entry->op,
243 kvm_trace_symbol_aux_op),
244 __print_symbolic(__entry->state,
245 kvm_trace_symbol_aux_state),
246 __entry->pc)
247);
248
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249TRACE_EVENT(kvm_asid_change,
250 TP_PROTO(struct kvm_vcpu *vcpu, unsigned int old_asid,
251 unsigned int new_asid),
252 TP_ARGS(vcpu, old_asid, new_asid),
253 TP_STRUCT__entry(
254 __field(unsigned long, pc)
255 __field(u8, old_asid)
256 __field(u8, new_asid)
257 ),
258
259 TP_fast_assign(
260 __entry->pc = vcpu->arch.pc;
261 __entry->old_asid = old_asid;
262 __entry->new_asid = new_asid;
263 ),
264
265 TP_printk("PC: 0x%08lx old: 0x%02x new: 0x%02x",
266 __entry->pc,
267 __entry->old_asid,
268 __entry->new_asid)
269);
270
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271#endif /* _TRACE_KVM_H */
272
273/* This part must be outside protection */
274#include <trace/define_trace.h>