// SPDX-License-Identifier: GPL-2.0
/*
 * Tracepoints for RISC-V KVM
 *
 * Copyright 2024 Beijing ESWIN Computing Technology Co., Ltd.
 *
 */
#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

TRACE_EVENT(kvm_entry,
        TP_PROTO(struct kvm_vcpu *vcpu),
        TP_ARGS(vcpu),

        TP_STRUCT__entry(
                __field(unsigned long, pc)
        ),

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

        TP_printk("PC: 0x016%lx", __entry->pc)
);

TRACE_EVENT(kvm_exit,
        TP_PROTO(struct kvm_cpu_trap *trap),
        TP_ARGS(trap),

        TP_STRUCT__entry(
                __field(unsigned long, sepc)
                __field(unsigned long, scause)
                __field(unsigned long, stval)
                __field(unsigned long, htval)
                __field(unsigned long, htinst)
        ),

        TP_fast_assign(
                __entry->sepc           = trap->sepc;
                __entry->scause         = trap->scause;
                __entry->stval          = trap->stval;
                __entry->htval          = trap->htval;
                __entry->htinst         = trap->htinst;
        ),

        TP_printk("SEPC:0x%lx, SCAUSE:0x%lx, STVAL:0x%lx, HTVAL:0x%lx, HTINST:0x%lx",
                __entry->sepc,
                __entry->scause,
                __entry->stval,
                __entry->htval,
                __entry->htinst)
);

#endif /* _TRACE_RSICV_KVM_H */

#undef TRACE_INCLUDE_PATH
#define TRACE_INCLUDE_PATH .
#undef TRACE_INCLUDE_FILE
#define TRACE_INCLUDE_FILE trace

/* This part must be outside protection */
#include <trace/define_trace.h>