1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 #ifndef __KVM_HYP_MM_H 3 #define __KVM_HYP_MM_H 4 5 #include <asm/kvm_pgtable.h> 6 #include <asm/spectre.h> 7 #include <linux/memblock.h> 8 #include <linux/types.h> 9 10 #include <nvhe/memory.h> 11 #include <nvhe/spinlock.h> 12 13 extern struct kvm_pgtable pkvm_pgtable; 14 extern hyp_spinlock_t pkvm_pgd_lock; 15 16 int hyp_create_fixmap(void); 17 void *hyp_fixmap_map(phys_addr_t phys); 18 void hyp_fixmap_unmap(void); 19 void *hyp_fixblock_map(phys_addr_t phys, size_t *size); 20 void hyp_fixblock_unmap(void); 21 22 int hyp_create_idmap(u32 hyp_va_bits); 23 int hyp_map_vectors(void); 24 int hyp_back_vmemmap(phys_addr_t back); 25 int pkvm_cpu_set_vector(enum arm64_hyp_spectre_vector slot); 26 int pkvm_create_mappings(void *from, void *to, enum kvm_pgtable_prot prot); 27 int pkvm_create_mappings_locked(void *from, void *to, enum kvm_pgtable_prot prot); 28 int __pkvm_create_private_mapping(phys_addr_t phys, size_t size, 29 enum kvm_pgtable_prot prot, 30 unsigned long *haddr); 31 int pkvm_create_stack(phys_addr_t phys, unsigned long *haddr); 32 int pkvm_alloc_private_va_range(size_t size, unsigned long *haddr); 33 34 #endif /* __KVM_HYP_MM_H */ 35