[linux-2.6-block.git] / arch / mips / kvm / trace.h

/*
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file "COPYING" in the main directory of this archive
 * for more details.
 *
 * Copyright (C) 2012  MIPS Technologies, Inc.  All rights reserved.
 * Authors: Sanjay Lal <sanjayl@kymasys.com>
 */

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

#include <linux/tracepoint.h>

#undef TRACE_SYSTEM
#define TRACE_SYSTEM kvm
#define TRACE_INCLUDE_PATH .
#define TRACE_INCLUDE_FILE trace

/* The first 32 exit reasons correspond to Cause.ExcCode */
#define KVM_TRACE_EXIT_INT		 0
#define KVM_TRACE_EXIT_TLBMOD		 1
#define KVM_TRACE_EXIT_TLBMISS_LD	 2
#define KVM_TRACE_EXIT_TLBMISS_ST	 3
#define KVM_TRACE_EXIT_ADDRERR_LD	 4
#define KVM_TRACE_EXIT_ADDRERR_ST	 5
#define KVM_TRACE_EXIT_SYSCALL		 8
#define KVM_TRACE_EXIT_BREAK_INST	 9
#define KVM_TRACE_EXIT_RESVD_INST	10
#define KVM_TRACE_EXIT_COP_UNUSABLE	11
#define KVM_TRACE_EXIT_TRAP_INST	13
#define KVM_TRACE_EXIT_MSA_FPE		14
#define KVM_TRACE_EXIT_FPE		15
#define KVM_TRACE_EXIT_MSA_DISABLED	21
/* Further exit reasons */
#define KVM_TRACE_EXIT_WAIT		32
#define KVM_TRACE_EXIT_CACHE		33
#define KVM_TRACE_EXIT_SIGNAL		34

/* Tracepoints for VM exits */
#define kvm_trace_symbol_exit_types				\
	{ KVM_TRACE_EXIT_INT,		"Interrupt" },		\
	{ KVM_TRACE_EXIT_TLBMOD,	"TLB Mod" },		\
	{ KVM_TRACE_EXIT_TLBMISS_LD,	"TLB Miss (LD)" },	\
	{ KVM_TRACE_EXIT_TLBMISS_ST,	"TLB Miss (ST)" },	\
	{ KVM_TRACE_EXIT_ADDRERR_LD,	"Address Error (LD)" },	\
	{ KVM_TRACE_EXIT_ADDRERR_ST,	"Address Err (ST)" },	\
	{ KVM_TRACE_EXIT_SYSCALL,	"System Call" },	\
	{ KVM_TRACE_EXIT_BREAK_INST,	"Break Inst" },		\
	{ KVM_TRACE_EXIT_RESVD_INST,	"Reserved Inst" },	\
	{ KVM_TRACE_EXIT_COP_UNUSABLE,	"COP0/1 Unusable" },	\
	{ KVM_TRACE_EXIT_TRAP_INST,	"Trap Inst" },		\
	{ KVM_TRACE_EXIT_MSA_FPE,	"MSA FPE" },		\
	{ KVM_TRACE_EXIT_FPE,		"FPE" },		\
	{ KVM_TRACE_EXIT_MSA_DISABLED,	"MSA Disabled" },	\
	{ KVM_TRACE_EXIT_WAIT,		"WAIT" },		\
	{ KVM_TRACE_EXIT_CACHE,		"CACHE" },		\
	{ KVM_TRACE_EXIT_SIGNAL,	"Signal" }

TRACE_EVENT(kvm_exit,
	    TP_PROTO(struct kvm_vcpu *vcpu, unsigned int reason),
	    TP_ARGS(vcpu, reason),
	    TP_STRUCT__entry(
			__field(unsigned long, pc)
			__field(unsigned int, reason)
	    ),

	    TP_fast_assign(
			__entry->pc = vcpu->arch.pc;
			__entry->reason = reason;
	    ),

	    TP_printk("[%s]PC: 0x%08lx",
		      __print_symbolic(__entry->reason,
				       kvm_trace_symbol_exit_types),
		      __entry->pc)
);

#define KVM_TRACE_AUX_RESTORE		0
#define KVM_TRACE_AUX_SAVE		1
#define KVM_TRACE_AUX_ENABLE		2
#define KVM_TRACE_AUX_DISABLE		3
#define KVM_TRACE_AUX_DISCARD		4

#define KVM_TRACE_AUX_FPU		1
#define KVM_TRACE_AUX_MSA		2
#define KVM_TRACE_AUX_FPU_MSA		3

#define kvm_trace_symbol_aux_op		\
	{ KVM_TRACE_AUX_RESTORE, "restore" },	\
	{ KVM_TRACE_AUX_SAVE,    "save" },	\
	{ KVM_TRACE_AUX_ENABLE,  "enable" },	\
	{ KVM_TRACE_AUX_DISABLE, "disable" },	\
	{ KVM_TRACE_AUX_DISCARD, "discard" }

#define kvm_trace_symbol_aux_state		\
	{ KVM_TRACE_AUX_FPU,     "FPU" },	\
	{ KVM_TRACE_AUX_MSA,     "MSA" },	\
	{ KVM_TRACE_AUX_FPU_MSA, "FPU & MSA" }

TRACE_EVENT(kvm_aux,
	    TP_PROTO(struct kvm_vcpu *vcpu, unsigned int op,
		     unsigned int state),
	    TP_ARGS(vcpu, op, state),
	    TP_STRUCT__entry(
			__field(unsigned long, pc)
			__field(u8, op)
			__field(u8, state)
	    ),

	    TP_fast_assign(
			__entry->pc = vcpu->arch.pc;
			__entry->op = op;
			__entry->state = state;
	    ),

	    TP_printk("%s %s PC: 0x%08lx",
		      __print_symbolic(__entry->op,
				       kvm_trace_symbol_aux_op),
		      __print_symbolic(__entry->state,
				       kvm_trace_symbol_aux_state),
		      __entry->pc)
);

#endif /* _TRACE_KVM_H */

/* This part must be outside protection */
#include <trace/define_trace.h>
Commit	Line	Data
669e846e	1	/*
d116e812 DCZ	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	*/
669e846e SL	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
1e09e86a JH	20	/* The first 32 exit reasons correspond to Cause.ExcCode */
	21	#define KVM_TRACE_EXIT_INT 0
	22	#define KVM_TRACE_EXIT_TLBMOD 1
	23	#define KVM_TRACE_EXIT_TLBMISS_LD 2
	24	#define KVM_TRACE_EXIT_TLBMISS_ST 3
	25	#define KVM_TRACE_EXIT_ADDRERR_LD 4
	26	#define KVM_TRACE_EXIT_ADDRERR_ST 5
	27	#define KVM_TRACE_EXIT_SYSCALL 8
	28	#define KVM_TRACE_EXIT_BREAK_INST 9
	29	#define KVM_TRACE_EXIT_RESVD_INST 10
	30	#define KVM_TRACE_EXIT_COP_UNUSABLE 11
	31	#define KVM_TRACE_EXIT_TRAP_INST 13
	32	#define KVM_TRACE_EXIT_MSA_FPE 14
	33	#define KVM_TRACE_EXIT_FPE 15
	34	#define KVM_TRACE_EXIT_MSA_DISABLED 21
	35	/* Further exit reasons */
	36	#define KVM_TRACE_EXIT_WAIT 32
	37	#define KVM_TRACE_EXIT_CACHE 33
	38	#define KVM_TRACE_EXIT_SIGNAL 34
	39
	40	/* Tracepoints for VM exits */
	41	#define kvm_trace_symbol_exit_types \
	42	{ KVM_TRACE_EXIT_INT, "Interrupt" }, \
	43	{ KVM_TRACE_EXIT_TLBMOD, "TLB Mod" }, \
	44	{ KVM_TRACE_EXIT_TLBMISS_LD, "TLB Miss (LD)" }, \
	45	{ KVM_TRACE_EXIT_TLBMISS_ST, "TLB Miss (ST)" }, \
	46	{ KVM_TRACE_EXIT_ADDRERR_LD, "Address Error (LD)" }, \
	47	{ KVM_TRACE_EXIT_ADDRERR_ST, "Address Err (ST)" }, \
	48	{ KVM_TRACE_EXIT_SYSCALL, "System Call" }, \
	49	{ KVM_TRACE_EXIT_BREAK_INST, "Break Inst" }, \
	50	{ KVM_TRACE_EXIT_RESVD_INST, "Reserved Inst" }, \
	51	{ KVM_TRACE_EXIT_COP_UNUSABLE, "COP0/1 Unusable" }, \
	52	{ KVM_TRACE_EXIT_TRAP_INST, "Trap Inst" }, \
	53	{ KVM_TRACE_EXIT_MSA_FPE, "MSA FPE" }, \
	54	{ KVM_TRACE_EXIT_FPE, "FPE" }, \
	55	{ KVM_TRACE_EXIT_MSA_DISABLED, "MSA Disabled" }, \
	56	{ KVM_TRACE_EXIT_WAIT, "WAIT" }, \
	57	{ KVM_TRACE_EXIT_CACHE, "CACHE" }, \
	58	{ KVM_TRACE_EXIT_SIGNAL, "Signal" }
669e846e SL	59
	60	TRACE_EVENT(kvm_exit,
	61	TP_PROTO(struct kvm_vcpu *vcpu, unsigned int reason),
	62	TP_ARGS(vcpu, reason),
	63	TP_STRUCT__entry(
b3cffac0	64	__field(unsigned long, pc)
669e846e SL	65	__field(unsigned int, reason)
	66	),
	67
	68	TP_fast_assign(
b3cffac0	69	__entry->pc = vcpu->arch.pc;
669e846e SL	70	__entry->reason = reason;
	71	),
	72
	73	TP_printk("[%s]PC: 0x%08lx",
1e09e86a JH	74	__print_symbolic(__entry->reason,
1e09e86a JH	75	kvm_trace_symbol_exit_types),
b3cffac0	76	__entry->pc)
669e846e SL	77	);
669e846e SL	78
04ebebf4 JH	79	#define KVM_TRACE_AUX_RESTORE 0
	80	#define KVM_TRACE_AUX_SAVE 1
	81	#define KVM_TRACE_AUX_ENABLE 2
	82	#define KVM_TRACE_AUX_DISABLE 3
	83	#define KVM_TRACE_AUX_DISCARD 4
	84
	85	#define KVM_TRACE_AUX_FPU 1
	86	#define KVM_TRACE_AUX_MSA 2
	87	#define KVM_TRACE_AUX_FPU_MSA 3
	88
	89	#define kvm_trace_symbol_aux_op \
	90	{ KVM_TRACE_AUX_RESTORE, "restore" }, \
	91	{ KVM_TRACE_AUX_SAVE, "save" }, \
	92	{ KVM_TRACE_AUX_ENABLE, "enable" }, \
	93	{ KVM_TRACE_AUX_DISABLE, "disable" }, \
	94	{ KVM_TRACE_AUX_DISCARD, "discard" }
	95
	96	#define kvm_trace_symbol_aux_state \
	97	{ KVM_TRACE_AUX_FPU, "FPU" }, \
	98	{ KVM_TRACE_AUX_MSA, "MSA" }, \
	99	{ KVM_TRACE_AUX_FPU_MSA, "FPU & MSA" }
	100
	101	TRACE_EVENT(kvm_aux,
	102	TP_PROTO(struct kvm_vcpu *vcpu, unsigned int op,
	103	unsigned int state),
	104	TP_ARGS(vcpu, op, state),
	105	TP_STRUCT__entry(
	106	__field(unsigned long, pc)
	107	__field(u8, op)
	108	__field(u8, state)
	109	),
	110
	111	TP_fast_assign(
	112	__entry->pc = vcpu->arch.pc;
	113	__entry->op = op;
	114	__entry->state = state;
	115	),
	116
	117	TP_printk("%s %s PC: 0x%08lx",
	118	__print_symbolic(__entry->op,
	119	kvm_trace_symbol_aux_op),
	120	__print_symbolic(__entry->state,
	121	kvm_trace_symbol_aux_state),
	122	__entry->pc)
	123	);
	124
669e846e SL	125	#endif /* _TRACE_KVM_H */
	126
	127	/* This part must be outside protection */
	128	#include <trace/define_trace.h>