#ifndef __KVM_X86_MMU_H #define __KVM_X86_MMU_H #include struct kvm_vcpu; #define PT64_PT_BITS 9 #define PT64_ENT_PER_PAGE (1 << PT64_PT_BITS) #define PT32_PT_BITS 10 #define PT32_ENT_PER_PAGE (1 << PT32_PT_BITS) #define PT_WRITABLE_SHIFT 1 #define PT_PRESENT_MASK (1ULL << 0) #define PT_WRITABLE_MASK (1ULL << PT_WRITABLE_SHIFT) #define PT_USER_MASK (1ULL << 2) #define PT_PWT_MASK (1ULL << 3) #define PT_PCD_MASK (1ULL << 4) #define PT_ACCESSED_SHIFT 5 #define PT_ACCESSED_MASK (1ULL << PT_ACCESSED_SHIFT) #define PT_DIRTY_MASK (1ULL << 6) #define PT_PAGE_SIZE_MASK (1ULL << 7) #define PT_PAT_MASK (1ULL << 7) #define PT_GLOBAL_MASK (1ULL << 8) #define PT64_NX_SHIFT 63 #define PT64_NX_MASK (1ULL << PT64_NX_SHIFT) #define PT_PAT_SHIFT 7 #define PT_DIR_PAT_SHIFT 12 #define PT_DIR_PAT_MASK (1ULL << PT_DIR_PAT_SHIFT) #define PT32_DIR_PSE36_SIZE 4 #define PT32_DIR_PSE36_SHIFT 13 #define PT32_DIR_PSE36_MASK \ (((1ULL << PT32_DIR_PSE36_SIZE) - 1) << PT32_DIR_PSE36_SHIFT) #define PT64_ROOT_LEVEL 4 #define PT32_ROOT_LEVEL 2 #define PT32E_ROOT_LEVEL 3 #define PT_PDPE_LEVEL 3 #define PT_DIRECTORY_LEVEL 2 #define PT_PAGE_TABLE_LEVEL 1 #define PFERR_PRESENT_MASK (1U << 0) #define PFERR_WRITE_MASK (1U << 1) #define PFERR_USER_MASK (1U << 2) #define PFERR_RSVD_MASK (1U << 3) #define PFERR_FETCH_MASK (1U << 4) #define MTRR_TYPE_UNCACHABLE 0 #define MTRR_TYPE_WRCOMB 1 #define MTRR_TYPE_WRTHROUGH 4 #define MTRR_TYPE_WRPROT 5 #define MTRR_TYPE_WRBACK 6 #define MTRR_NUM_TYPES 7 extern int kvm_mmu_get_spte_hierarchy(struct kvm_vcpu *, uint64_t, uint64_t[4]); extern void kvm_mmu_free_some_pages(struct kvm_vcpu *); extern int kvm_mmu_reload(struct kvm_vcpu *); extern int is_present_gpte(unsigned long); extern int kvm_avlmmucmp(const void *, const void *); extern void mmu_destroy_caches(void); #endif