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/*
* Xen HVM emulation support in KVM
*
* Copyright © 2019 Oracle and/or its affiliates. All rights reserved.
* Copyright © 2022 Amazon.com, Inc. or its affiliates. All Rights Reserved.
*
* This work is licensed under the terms of the GNU GPL, version 2 or later.
* See the COPYING file in the top-level directory.
*
*/
#ifndef QEMU_I386_KVM_XEN_EMU_H
#define QEMU_I386_KVM_XEN_EMU_H
#define XEN_HYPERCALL_MSR 0x40000000
#define XEN_HYPERCALL_MSR_HYPERV 0x40000200
#define XEN_CPUID_SIGNATURE 0
#define XEN_CPUID_VENDOR 1
#define XEN_CPUID_HVM_MSR 2
#define XEN_CPUID_TIME 3
#define XEN_CPUID_HVM 4
#define XEN_VERSION(maj, min) ((maj) << 16 | (min))
int kvm_xen_init(KVMState *s, uint32_t hypercall_msr);
int kvm_xen_init_vcpu(CPUState *cs);
int kvm_xen_handle_exit(X86CPU *cpu, struct kvm_xen_exit *exit);
int kvm_put_xen_state(CPUState *cs);
int kvm_get_xen_state(CPUState *cs);
void kvm_xen_maybe_deassert_callback(CPUState *cs);
#endif /* QEMU_I386_KVM_XEN_EMU_H */
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