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
6 * Copyright (C) 2012 MIPS Technologies, Inc. All rights reserved.
7 * Authors: Sanjay Lal <sanjayl@kymasys.com>
10 #if !defined(_TRACE_KVM_H) || defined(TRACE_HEADER_MULTI_READ)
13 #include <linux/tracepoint.h>
16 #define TRACE_SYSTEM kvm
17 #define TRACE_INCLUDE_PATH .
18 #define TRACE_INCLUDE_FILE trace
21 * Tracepoints for VM enters
23 TRACE_EVENT(kvm_enter
,
24 TP_PROTO(struct kvm_vcpu
*vcpu
),
27 __field(unsigned long, pc
)
31 __entry
->pc
= vcpu
->arch
.pc
;
34 TP_printk("PC: 0x%08lx",
38 TRACE_EVENT(kvm_reenter
,
39 TP_PROTO(struct kvm_vcpu
*vcpu
),
42 __field(unsigned long, pc
)
46 __entry
->pc
= vcpu
->arch
.pc
;
49 TP_printk("PC: 0x%08lx",
54 TP_PROTO(struct kvm_vcpu
*vcpu
),
57 __field(unsigned long, pc
)
61 __entry
->pc
= vcpu
->arch
.pc
;
64 TP_printk("PC: 0x%08lx",
68 /* The first 32 exit reasons correspond to Cause.ExcCode */
69 #define KVM_TRACE_EXIT_INT 0
70 #define KVM_TRACE_EXIT_TLBMOD 1
71 #define KVM_TRACE_EXIT_TLBMISS_LD 2
72 #define KVM_TRACE_EXIT_TLBMISS_ST 3
73 #define KVM_TRACE_EXIT_ADDRERR_LD 4
74 #define KVM_TRACE_EXIT_ADDRERR_ST 5
75 #define KVM_TRACE_EXIT_SYSCALL 8
76 #define KVM_TRACE_EXIT_BREAK_INST 9
77 #define KVM_TRACE_EXIT_RESVD_INST 10
78 #define KVM_TRACE_EXIT_COP_UNUSABLE 11
79 #define KVM_TRACE_EXIT_TRAP_INST 13
80 #define KVM_TRACE_EXIT_MSA_FPE 14
81 #define KVM_TRACE_EXIT_FPE 15
82 #define KVM_TRACE_EXIT_MSA_DISABLED 21
83 /* Further exit reasons */
84 #define KVM_TRACE_EXIT_WAIT 32
85 #define KVM_TRACE_EXIT_CACHE 33
86 #define KVM_TRACE_EXIT_SIGNAL 34
88 /* Tracepoints for VM exits */
89 #define kvm_trace_symbol_exit_types \
90 { KVM_TRACE_EXIT_INT, "Interrupt" }, \
91 { KVM_TRACE_EXIT_TLBMOD, "TLB Mod" }, \
92 { KVM_TRACE_EXIT_TLBMISS_LD, "TLB Miss (LD)" }, \
93 { KVM_TRACE_EXIT_TLBMISS_ST, "TLB Miss (ST)" }, \
94 { KVM_TRACE_EXIT_ADDRERR_LD, "Address Error (LD)" }, \
95 { KVM_TRACE_EXIT_ADDRERR_ST, "Address Err (ST)" }, \
96 { KVM_TRACE_EXIT_SYSCALL, "System Call" }, \
97 { KVM_TRACE_EXIT_BREAK_INST, "Break Inst" }, \
98 { KVM_TRACE_EXIT_RESVD_INST, "Reserved Inst" }, \
99 { KVM_TRACE_EXIT_COP_UNUSABLE, "COP0/1 Unusable" }, \
100 { KVM_TRACE_EXIT_TRAP_INST, "Trap Inst" }, \
101 { KVM_TRACE_EXIT_MSA_FPE, "MSA FPE" }, \
102 { KVM_TRACE_EXIT_FPE, "FPE" }, \
103 { KVM_TRACE_EXIT_MSA_DISABLED, "MSA Disabled" }, \
104 { KVM_TRACE_EXIT_WAIT, "WAIT" }, \
105 { KVM_TRACE_EXIT_CACHE, "CACHE" }, \
106 { KVM_TRACE_EXIT_SIGNAL, "Signal" }
108 TRACE_EVENT(kvm_exit
,
109 TP_PROTO(struct kvm_vcpu
*vcpu
, unsigned int reason
),
110 TP_ARGS(vcpu
, reason
),
112 __field(unsigned long, pc
)
113 __field(unsigned int, reason
)
117 __entry
->pc
= vcpu
->arch
.pc
;
118 __entry
->reason
= reason
;
121 TP_printk("[%s]PC: 0x%08lx",
122 __print_symbolic(__entry
->reason
,
123 kvm_trace_symbol_exit_types
),
127 #define KVM_TRACE_MFC0 0
128 #define KVM_TRACE_MTC0 1
129 #define KVM_TRACE_DMFC0 2
130 #define KVM_TRACE_DMTC0 3
131 #define KVM_TRACE_RDHWR 4
133 #define KVM_TRACE_HWR_COP0 0
134 #define KVM_TRACE_HWR_HWR 1
136 #define KVM_TRACE_COP0(REG, SEL) ((KVM_TRACE_HWR_COP0 << 8) | \
137 ((REG) << 3) | (SEL))
138 #define KVM_TRACE_HWR(REG, SEL) ((KVM_TRACE_HWR_HWR << 8) | \
139 ((REG) << 3) | (SEL))
141 #define kvm_trace_symbol_hwr_ops \
142 { KVM_TRACE_MFC0, "MFC0" }, \
143 { KVM_TRACE_MTC0, "MTC0" }, \
144 { KVM_TRACE_DMFC0, "DMFC0" }, \
145 { KVM_TRACE_DMTC0, "DMTC0" }, \
146 { KVM_TRACE_RDHWR, "RDHWR" }
148 #define kvm_trace_symbol_hwr_cop \
149 { KVM_TRACE_HWR_COP0, "COP0" }, \
150 { KVM_TRACE_HWR_HWR, "HWR" }
152 #define kvm_trace_symbol_hwr_regs \
153 { KVM_TRACE_COP0( 0, 0), "Index" }, \
154 { KVM_TRACE_COP0( 2, 0), "EntryLo0" }, \
155 { KVM_TRACE_COP0( 3, 0), "EntryLo1" }, \
156 { KVM_TRACE_COP0( 4, 0), "Context" }, \
157 { KVM_TRACE_COP0( 4, 2), "UserLocal" }, \
158 { KVM_TRACE_COP0( 5, 0), "PageMask" }, \
159 { KVM_TRACE_COP0( 6, 0), "Wired" }, \
160 { KVM_TRACE_COP0( 7, 0), "HWREna" }, \
161 { KVM_TRACE_COP0( 8, 0), "BadVAddr" }, \
162 { KVM_TRACE_COP0( 9, 0), "Count" }, \
163 { KVM_TRACE_COP0(10, 0), "EntryHi" }, \
164 { KVM_TRACE_COP0(11, 0), "Compare" }, \
165 { KVM_TRACE_COP0(12, 0), "Status" }, \
166 { KVM_TRACE_COP0(12, 1), "IntCtl" }, \
167 { KVM_TRACE_COP0(12, 2), "SRSCtl" }, \
168 { KVM_TRACE_COP0(13, 0), "Cause" }, \
169 { KVM_TRACE_COP0(14, 0), "EPC" }, \
170 { KVM_TRACE_COP0(15, 0), "PRId" }, \
171 { KVM_TRACE_COP0(15, 1), "EBase" }, \
172 { KVM_TRACE_COP0(16, 0), "Config" }, \
173 { KVM_TRACE_COP0(16, 1), "Config1" }, \
174 { KVM_TRACE_COP0(16, 2), "Config2" }, \
175 { KVM_TRACE_COP0(16, 3), "Config3" }, \
176 { KVM_TRACE_COP0(16, 4), "Config4" }, \
177 { KVM_TRACE_COP0(16, 5), "Config5" }, \
178 { KVM_TRACE_COP0(16, 7), "Config7" }, \
179 { KVM_TRACE_COP0(26, 0), "ECC" }, \
180 { KVM_TRACE_COP0(30, 0), "ErrorEPC" }, \
181 { KVM_TRACE_HWR( 0, 0), "CPUNum" }, \
182 { KVM_TRACE_HWR( 1, 0), "SYNCI_Step" }, \
183 { KVM_TRACE_HWR( 2, 0), "CC" }, \
184 { KVM_TRACE_HWR( 3, 0), "CCRes" }, \
185 { KVM_TRACE_HWR(29, 0), "ULR" }
188 TP_PROTO(struct kvm_vcpu
*vcpu
, unsigned int op
, unsigned int reg
,
190 TP_ARGS(vcpu
, op
, reg
, val
),
192 __field(unsigned long, val
)
203 TP_printk("%s %s (%s:%u:%u) 0x%08lx",
204 __print_symbolic(__entry
->op
,
205 kvm_trace_symbol_hwr_ops
),
206 __print_symbolic(__entry
->reg
,
207 kvm_trace_symbol_hwr_regs
),
208 __print_symbolic(__entry
->reg
>> 8,
209 kvm_trace_symbol_hwr_cop
),
210 (__entry
->reg
>> 3) & 0x1f,
215 #define KVM_TRACE_AUX_RESTORE 0
216 #define KVM_TRACE_AUX_SAVE 1
217 #define KVM_TRACE_AUX_ENABLE 2
218 #define KVM_TRACE_AUX_DISABLE 3
219 #define KVM_TRACE_AUX_DISCARD 4
221 #define KVM_TRACE_AUX_FPU 1
222 #define KVM_TRACE_AUX_MSA 2
223 #define KVM_TRACE_AUX_FPU_MSA 3
225 #define kvm_trace_symbol_aux_op \
226 { KVM_TRACE_AUX_RESTORE, "restore" }, \
227 { KVM_TRACE_AUX_SAVE, "save" }, \
228 { KVM_TRACE_AUX_ENABLE, "enable" }, \
229 { KVM_TRACE_AUX_DISABLE, "disable" }, \
230 { KVM_TRACE_AUX_DISCARD, "discard" }
232 #define kvm_trace_symbol_aux_state \
233 { KVM_TRACE_AUX_FPU, "FPU" }, \
234 { KVM_TRACE_AUX_MSA, "MSA" }, \
235 { KVM_TRACE_AUX_FPU_MSA, "FPU & MSA" }
238 TP_PROTO(struct kvm_vcpu
*vcpu
, unsigned int op
,
240 TP_ARGS(vcpu
, op
, state
),
242 __field(unsigned long, pc
)
248 __entry
->pc
= vcpu
->arch
.pc
;
250 __entry
->state
= state
;
253 TP_printk("%s %s PC: 0x%08lx",
254 __print_symbolic(__entry
->op
,
255 kvm_trace_symbol_aux_op
),
256 __print_symbolic(__entry
->state
,
257 kvm_trace_symbol_aux_state
),
261 TRACE_EVENT(kvm_asid_change
,
262 TP_PROTO(struct kvm_vcpu
*vcpu
, unsigned int old_asid
,
263 unsigned int new_asid
),
264 TP_ARGS(vcpu
, old_asid
, new_asid
),
266 __field(unsigned long, pc
)
267 __field(u8
, old_asid
)
268 __field(u8
, new_asid
)
272 __entry
->pc
= vcpu
->arch
.pc
;
273 __entry
->old_asid
= old_asid
;
274 __entry
->new_asid
= new_asid
;
277 TP_printk("PC: 0x%08lx old: 0x%02x new: 0x%02x",
283 #endif /* _TRACE_KVM_H */
285 /* This part must be outside protection */
286 #include <trace/define_trace.h>