xref: /openbmc/linux/arch/x86/kvm/xen.h (revision 23200b7a30de315d0e9a40663c905869d29d833c)
1*23200b7aSJoao Martins // SPDX-License-Identifier: GPL-2.0
2*23200b7aSJoao Martins /*
3*23200b7aSJoao Martins  * Copyright © 2019 Oracle and/or its affiliates. All rights reserved.
4*23200b7aSJoao Martins  * Copyright © 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
5*23200b7aSJoao Martins  *
6*23200b7aSJoao Martins  * KVM Xen emulation
7*23200b7aSJoao Martins  */
8*23200b7aSJoao Martins 
9*23200b7aSJoao Martins #ifndef __ARCH_X86_KVM_XEN_H__
10*23200b7aSJoao Martins #define __ARCH_X86_KVM_XEN_H__
11*23200b7aSJoao Martins 
12*23200b7aSJoao Martins int kvm_xen_hypercall(struct kvm_vcpu *vcpu);
13*23200b7aSJoao Martins int kvm_xen_write_hypercall_page(struct kvm_vcpu *vcpu, u64 data);
14*23200b7aSJoao Martins 
15*23200b7aSJoao Martins static inline bool kvm_xen_hypercall_enabled(struct kvm *kvm)
16*23200b7aSJoao Martins {
17*23200b7aSJoao Martins 	return kvm->arch.xen_hvm_config.flags &
18*23200b7aSJoao Martins 		KVM_XEN_HVM_CONFIG_INTERCEPT_HCALL;
19*23200b7aSJoao Martins }
20*23200b7aSJoao Martins 
21*23200b7aSJoao Martins #endif /* __ARCH_X86_KVM_XEN_H__ */
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