xref: /linux/arch/riscv/include/asm/kvm_mmu.h (revision 63eb28bb1402891b1ad2be02a530f29a9dd7f1cd)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * Copyright (c) 2025 Ventana Micro Systems Inc.
4  */
5 
6 #ifndef __RISCV_KVM_MMU_H_
7 #define __RISCV_KVM_MMU_H_
8 
9 #include <asm/kvm_gstage.h>
10 
11 int kvm_riscv_mmu_ioremap(struct kvm *kvm, gpa_t gpa, phys_addr_t hpa,
12 			  unsigned long size, bool writable, bool in_atomic);
13 void kvm_riscv_mmu_iounmap(struct kvm *kvm, gpa_t gpa, unsigned long size);
14 int kvm_riscv_mmu_map(struct kvm_vcpu *vcpu, struct kvm_memory_slot *memslot,
15 		      gpa_t gpa, unsigned long hva, bool is_write,
16 		      struct kvm_gstage_mapping *out_map);
17 int kvm_riscv_mmu_alloc_pgd(struct kvm *kvm);
18 void kvm_riscv_mmu_free_pgd(struct kvm *kvm);
19 void kvm_riscv_mmu_update_hgatp(struct kvm_vcpu *vcpu);
20 
21 #endif
22