1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 3 #ifndef __KVM_TYPES_H__ 4 #define __KVM_TYPES_H__ 5 6 struct kvm; 7 struct kvm_async_pf; 8 struct kvm_device_ops; 9 struct kvm_interrupt; 10 struct kvm_irq_routing_table; 11 struct kvm_memory_slot; 12 struct kvm_one_reg; 13 struct kvm_run; 14 struct kvm_userspace_memory_region; 15 struct kvm_vcpu; 16 struct kvm_vcpu_init; 17 struct kvm_memslots; 18 19 enum kvm_mr_change; 20 21 #include <asm/types.h> 22 23 /* 24 * Address types: 25 * 26 * gva - guest virtual address 27 * gpa - guest physical address 28 * gfn - guest frame number 29 * hva - host virtual address 30 * hpa - host physical address 31 * hfn - host frame number 32 */ 33 34 typedef unsigned long gva_t; 35 typedef u64 gpa_t; 36 typedef u64 gfn_t; 37 38 #define GPA_INVALID (~(gpa_t)0) 39 40 typedef unsigned long hva_t; 41 typedef u64 hpa_t; 42 typedef u64 hfn_t; 43 44 typedef hfn_t kvm_pfn_t; 45 46 struct gfn_to_hva_cache { 47 u64 generation; 48 gpa_t gpa; 49 unsigned long hva; 50 unsigned long len; 51 struct kvm_memory_slot *memslot; 52 }; 53 54 #endif /* __KVM_TYPES_H__ */ 55