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61491cf4 DW |
1 | /* |
2 | * Xen HVM emulation support in KVM | |
3 | * | |
4 | * Copyright © 2019 Oracle and/or its affiliates. All rights reserved. | |
5 | * Copyright © 2022 Amazon.com, Inc. or its affiliates. All Rights Reserved. | |
6 | * | |
7 | * This work is licensed under the terms of the GNU GPL, version 2 or later. | |
8 | * See the COPYING file in the top-level directory. | |
9 | * | |
10 | */ | |
11 | ||
12 | #ifndef QEMU_SYSEMU_KVM_XEN_H | |
13 | #define QEMU_SYSEMU_KVM_XEN_H | |
14 | ||
d40ddd52 DW |
15 | /* The KVM API uses these to indicate "no GPA" or "no GFN" */ |
16 | #define INVALID_GPA UINT64_MAX | |
17 | #define INVALID_GFN UINT64_MAX | |
18 | ||
19 | /* QEMU plays the rôle of dom0 for "interdomain" communication. */ | |
20 | #define DOMID_QEMU 0 | |
21 | ||
79b7067d | 22 | int kvm_xen_soft_reset(void); |
61491cf4 | 23 | uint32_t kvm_xen_get_caps(void); |
27d4075d DW |
24 | void *kvm_xen_get_vcpu_info_hva(uint32_t vcpu_id); |
25 | void kvm_xen_inject_vcpu_callback_vector(uint32_t vcpu_id, int type); | |
c723d4c1 | 26 | int kvm_xen_set_vcpu_virq(uint32_t vcpu_id, uint16_t virq, uint16_t port); |
61491cf4 DW |
27 | |
28 | #define kvm_xen_has_cap(cap) (!!(kvm_xen_get_caps() & \ | |
29 | KVM_XEN_HVM_CONFIG_ ## cap)) | |
30 | ||
31 | #endif /* QEMU_SYSEMU_KVM_XEN_H */ |