diff options
Diffstat (limited to 'arch/powerpc/kvm/e500.h')
-rw-r--r-- | arch/powerpc/kvm/e500.h | 62 |
1 files changed, 49 insertions, 13 deletions
diff --git a/arch/powerpc/kvm/e500.h b/arch/powerpc/kvm/e500.h index a48af00..34cef08 100644 --- a/arch/powerpc/kvm/e500.h +++ b/arch/powerpc/kvm/e500.h @@ -35,7 +35,9 @@ struct tlbe_priv { struct tlbe_ref ref; /* TLB0 only -- TLB1 uses tlb_refs */ }; +#ifdef CONFIG_KVM_E500 struct vcpu_id_table; +#endif struct kvmppc_e500_tlb_params { int entries, ways, sets; @@ -70,23 +72,22 @@ struct kvmppc_vcpu_e500 { struct tlbe_ref *tlb_refs[E500_TLB_NUM]; unsigned int host_tlb1_nv; - u32 host_pid[E500_PID_NUM]; - u32 pid[E500_PID_NUM]; u32 svr; - - /* vcpu id table */ - struct vcpu_id_table *idt; - u32 l1csr0; u32 l1csr1; u32 hid0; u32 hid1; - u32 tlb0cfg; - u32 tlb1cfg; u64 mcar; struct page **shared_tlb_pages; int num_shared_tlb_pages; + +#ifdef CONFIG_KVM_E500 + u32 pid[E500_PID_NUM]; + + /* vcpu id table */ + struct vcpu_id_table *idt; +#endif }; static inline struct kvmppc_vcpu_e500 *to_e500(struct kvm_vcpu *vcpu) @@ -113,23 +114,25 @@ static inline struct kvmppc_vcpu_e500 *to_e500(struct kvm_vcpu *vcpu) (MAS3_U0 | MAS3_U1 | MAS3_U2 | MAS3_U3 \ | E500_TLB_USER_PERM_MASK | E500_TLB_SUPER_PERM_MASK) -extern void kvmppc_e500_tlb_put(struct kvm_vcpu *); -extern void kvmppc_e500_tlb_load(struct kvm_vcpu *, int); -extern void kvmppc_e500_tlb_setup(struct kvmppc_vcpu_e500 *); -extern void kvmppc_e500_recalc_shadow_pid(struct kvmppc_vcpu_e500 *); int kvmppc_e500_emul_mt_mmucsr0(struct kvmppc_vcpu_e500 *vcpu_e500, ulong value); int kvmppc_e500_emul_tlbwe(struct kvm_vcpu *vcpu); int kvmppc_e500_emul_tlbre(struct kvm_vcpu *vcpu); int kvmppc_e500_emul_tlbivax(struct kvm_vcpu *vcpu, int ra, int rb); int kvmppc_e500_emul_tlbsx(struct kvm_vcpu *vcpu, int rb); -int kvmppc_e500_tlb_search(struct kvm_vcpu *, gva_t, unsigned int, int); int kvmppc_e500_tlb_init(struct kvmppc_vcpu_e500 *vcpu_e500); void kvmppc_e500_tlb_uninit(struct kvmppc_vcpu_e500 *vcpu_e500); void kvmppc_get_sregs_e500_tlb(struct kvm_vcpu *vcpu, struct kvm_sregs *sregs); int kvmppc_set_sregs_e500_tlb(struct kvm_vcpu *vcpu, struct kvm_sregs *sregs); + +#ifdef CONFIG_KVM_E500 +unsigned int kvmppc_e500_get_sid(struct kvmppc_vcpu_e500 *vcpu_e500, + unsigned int as, unsigned int gid, + unsigned int pr, int avoid_recursion); +#endif + /* TLB helper functions */ static inline unsigned int get_tlb_size(const struct kvm_book3e_206_tlb_entry *tlbe) @@ -183,6 +186,12 @@ get_tlb_iprot(const struct kvm_book3e_206_tlb_entry *tlbe) return (tlbe->mas1 >> 30) & 0x1; } +static inline unsigned int +get_tlb_tsize(const struct kvm_book3e_206_tlb_entry *tlbe) +{ + return (tlbe->mas1 & MAS1_TSIZE_MASK) >> MAS1_TSIZE_SHIFT; +} + static inline unsigned int get_cur_pid(struct kvm_vcpu *vcpu) { return vcpu->arch.pid & 0xff; @@ -248,4 +257,31 @@ static inline int tlbe_is_host_safe(const struct kvm_vcpu *vcpu, return 1; } +static inline struct kvm_book3e_206_tlb_entry *get_entry( + struct kvmppc_vcpu_e500 *vcpu_e500, int tlbsel, int entry) +{ + int offset = vcpu_e500->gtlb_offset[tlbsel]; + return &vcpu_e500->gtlb_arch[offset + entry]; +} + +void kvmppc_e500_tlbil_one(struct kvmppc_vcpu_e500 *vcpu_e500, + struct kvm_book3e_206_tlb_entry *gtlbe); +void kvmppc_e500_tlbil_all(struct kvmppc_vcpu_e500 *vcpu_e500); + +#ifdef CONFIG_KVM_E500 +unsigned int kvmppc_e500_get_tlb_stid(struct kvm_vcpu *vcpu, + struct kvm_book3e_206_tlb_entry *gtlbe); + +static inline unsigned int get_tlbmiss_tid(struct kvm_vcpu *vcpu) +{ + struct kvmppc_vcpu_e500 *vcpu_e500 = to_e500(vcpu); + unsigned int tidseld = (vcpu->arch.shared->mas4 >> 16) & 0xf; + + return vcpu_e500->pid[tidseld]; +} + +/* Force TS=1 for all guest mappings. */ +#define get_tlb_sts(gtlbe) (MAS1_TS) +#endif /* CONFIG_KVM_E500 */ + #endif /* KVM_E500_H */ |