diff options
Diffstat (limited to 'arch/powerpc/include/asm/kvm_book3s.h')
| -rw-r--r-- | arch/powerpc/include/asm/kvm_book3s.h | 137 |
1 files changed, 119 insertions, 18 deletions
diff --git a/arch/powerpc/include/asm/kvm_book3s.h b/arch/powerpc/include/asm/kvm_book3s.h index 480fff6090d..5537c45d626 100644 --- a/arch/powerpc/include/asm/kvm_book3s.h +++ b/arch/powerpc/include/asm/kvm_book3s.h @@ -116,6 +116,7 @@ extern void kvmppc_set_msr(struct kvm_vcpu *vcpu, u64 new_msr); extern void kvmppc_set_pvr(struct kvm_vcpu *vcpu, u32 pvr); extern void kvmppc_mmu_book3s_64_init(struct kvm_vcpu *vcpu); extern void kvmppc_mmu_book3s_32_init(struct kvm_vcpu *vcpu); +extern void kvmppc_mmu_book3s_hv_init(struct kvm_vcpu *vcpu); extern int kvmppc_mmu_map_page(struct kvm_vcpu *vcpu, struct kvmppc_pte *pte); extern int kvmppc_mmu_map_segment(struct kvm_vcpu *vcpu, ulong eaddr); extern void kvmppc_mmu_flush_segments(struct kvm_vcpu *vcpu); @@ -127,10 +128,12 @@ extern int kvmppc_mmu_hpte_init(struct kvm_vcpu *vcpu); extern void kvmppc_mmu_invalidate_pte(struct kvm_vcpu *vcpu, struct hpte_cache *pte); extern int kvmppc_mmu_hpte_sysinit(void); extern void kvmppc_mmu_hpte_sysexit(void); +extern int kvmppc_mmu_hv_init(void); extern int kvmppc_ld(struct kvm_vcpu *vcpu, ulong *eaddr, int size, void *ptr, bool data); extern int kvmppc_st(struct kvm_vcpu *vcpu, ulong *eaddr, int size, void *ptr, bool data); extern void kvmppc_book3s_queue_irqprio(struct kvm_vcpu *vcpu, unsigned int vec); +extern void kvmppc_inject_interrupt(struct kvm_vcpu *vcpu, int vec, u64 flags); extern void kvmppc_set_bat(struct kvm_vcpu *vcpu, struct kvmppc_bat *bat, bool upper, u32 val); extern void kvmppc_giveup_ext(struct kvm_vcpu *vcpu, ulong msr); @@ -140,6 +143,7 @@ extern pfn_t kvmppc_gfn_to_pfn(struct kvm_vcpu *vcpu, gfn_t gfn); extern void kvmppc_handler_lowmem_trampoline(void); extern void kvmppc_handler_trampoline_enter(void); extern void kvmppc_rmcall(ulong srr0, ulong srr1); +extern void kvmppc_hv_entry_trampoline(void); extern void kvmppc_load_up_fpu(void); extern void kvmppc_load_up_altivec(void); extern void kvmppc_load_up_vsx(void); @@ -151,6 +155,19 @@ static inline struct kvmppc_vcpu_book3s *to_book3s(struct kvm_vcpu *vcpu) return container_of(vcpu, struct kvmppc_vcpu_book3s, vcpu); } +extern void kvm_return_point(void); + +/* Also add subarch specific defines */ + +#ifdef CONFIG_KVM_BOOK3S_32_HANDLER +#include <asm/kvm_book3s_32.h> +#endif +#ifdef CONFIG_KVM_BOOK3S_64_HANDLER +#include <asm/kvm_book3s_64.h> +#endif + +#ifdef CONFIG_KVM_BOOK3S_PR + static inline unsigned long kvmppc_interrupt_offset(struct kvm_vcpu *vcpu) { return to_book3s(vcpu)->hior; @@ -165,16 +182,6 @@ static inline void kvmppc_update_int_pending(struct kvm_vcpu *vcpu, vcpu->arch.shared->int_pending = 0; } -static inline ulong dsisr(void) -{ - ulong r; - asm ( "mfdsisr %0 " : "=r" (r) ); - return r; -} - -extern void kvm_return_point(void); -static inline struct kvmppc_book3s_shadow_vcpu *to_svcpu(struct kvm_vcpu *vcpu); - static inline void kvmppc_set_gpr(struct kvm_vcpu *vcpu, int num, ulong val) { if ( num < 14 ) { @@ -281,6 +288,108 @@ static inline bool kvmppc_critical_section(struct kvm_vcpu *vcpu) return crit; } +#else /* CONFIG_KVM_BOOK3S_PR */ + +static inline unsigned long kvmppc_interrupt_offset(struct kvm_vcpu *vcpu) +{ + return 0; +} + +static inline void kvmppc_update_int_pending(struct kvm_vcpu *vcpu, + unsigned long pending_now, unsigned long old_pending) +{ + /* Recalculate LPCR:MER based on the presence of + * a pending external interrupt + */ + if (test_bit(BOOK3S_IRQPRIO_EXTERNAL, &pending_now) || + test_bit(BOOK3S_IRQPRIO_EXTERNAL_LEVEL, &pending_now)) + vcpu->arch.lpcr |= LPCR_MER; + else + vcpu->arch.lpcr &= ~((u64)LPCR_MER); +} + +static inline void kvmppc_set_gpr(struct kvm_vcpu *vcpu, int num, ulong val) +{ + vcpu->arch.gpr[num] = val; +} + +static inline ulong kvmppc_get_gpr(struct kvm_vcpu *vcpu, int num) +{ + return vcpu->arch.gpr[num]; +} + +static inline void kvmppc_set_cr(struct kvm_vcpu *vcpu, u32 val) +{ + vcpu->arch.cr = val; +} + +static inline u32 kvmppc_get_cr(struct kvm_vcpu *vcpu) +{ + return vcpu->arch.cr; +} + +static inline void kvmppc_set_xer(struct kvm_vcpu *vcpu, u32 val) +{ + vcpu->arch.xer = val; +} + +static inline u32 kvmppc_get_xer(struct kvm_vcpu *vcpu) +{ + return vcpu->arch.xer; +} + +static inline void kvmppc_set_ctr(struct kvm_vcpu *vcpu, ulong val) +{ + vcpu->arch.ctr = val; +} + +static inline ulong kvmppc_get_ctr(struct kvm_vcpu *vcpu) +{ + return vcpu->arch.ctr; +} + +static inline void kvmppc_set_lr(struct kvm_vcpu *vcpu, ulong val) +{ + vcpu->arch.lr = val; +} + +static inline ulong kvmppc_get_lr(struct kvm_vcpu *vcpu) +{ + return vcpu->arch.lr; +} + +static inline void kvmppc_set_pc(struct kvm_vcpu *vcpu, ulong val) +{ + vcpu->arch.pc = val; +} + +static inline ulong kvmppc_get_pc(struct kvm_vcpu *vcpu) +{ + return vcpu->arch.pc; +} + +static inline u32 kvmppc_get_last_inst(struct kvm_vcpu *vcpu) +{ + ulong pc = kvmppc_get_pc(vcpu); + + /* Load the instruction manually if it failed to do so in the + * exit path */ + if (vcpu->arch.last_inst == KVM_INST_FETCH_FAILED) + kvmppc_ld(vcpu, &pc, sizeof(u32), &vcpu->arch.last_inst, false); + + return vcpu->arch.last_inst; +} + +static inline ulong kvmppc_get_fault_dar(struct kvm_vcpu *vcpu) +{ + return vcpu->arch.fault_dar; +} + +static inline bool kvmppc_critical_section(struct kvm_vcpu *vcpu) +{ + return false; +} +#endif /* Magic register values loaded into r3 and r4 before the 'sc' assembly * instruction for the OSI hypercalls */ @@ -289,12 +398,4 @@ static inline bool kvmppc_critical_section(struct kvm_vcpu *vcpu) #define INS_DCBZ 0x7c0007ec -/* Also add subarch specific defines */ - -#ifdef CONFIG_PPC_BOOK3S_32 -#include <asm/kvm_book3s_32.h> -#else -#include <asm/kvm_book3s_64.h> -#endif - #endif /* __ASM_KVM_BOOK3S_H__ */ |