diff options
Diffstat (limited to 'arch/powerpc/include/asm/kvm_ppc.h')
| -rw-r--r-- | arch/powerpc/include/asm/kvm_ppc.h | 64 |
1 files changed, 45 insertions, 19 deletions
diff --git a/arch/powerpc/include/asm/kvm_ppc.h b/arch/powerpc/include/asm/kvm_ppc.h index 6bef23d6d0e3..bc57d058ad5b 100644 --- a/arch/powerpc/include/asm/kvm_ppc.h +++ b/arch/powerpc/include/asm/kvm_ppc.h @@ -28,6 +28,7 @@ #include <asm/xive.h> #include <asm/cpu_has_feature.h> #endif +#include <asm/inst.h> /* * KVMPPC_INST_SW_BREAKPOINT is debug Instruction @@ -84,7 +85,8 @@ extern int kvmppc_handle_vsx_store(struct kvm_vcpu *vcpu, int is_default_endian); extern int kvmppc_load_last_inst(struct kvm_vcpu *vcpu, - enum instruction_fetch_type type, u32 *inst); + enum instruction_fetch_type type, + unsigned long *inst); extern int kvmppc_ld(struct kvm_vcpu *vcpu, ulong *eaddr, int size, void *ptr, bool data); @@ -126,25 +128,34 @@ extern void kvmppc_core_vcpu_put(struct kvm_vcpu *vcpu); extern int kvmppc_core_prepare_to_enter(struct kvm_vcpu *vcpu); extern int kvmppc_core_pending_dec(struct kvm_vcpu *vcpu); -extern void kvmppc_core_queue_machine_check(struct kvm_vcpu *vcpu, ulong flags); + +extern void kvmppc_core_queue_machine_check(struct kvm_vcpu *vcpu, + ulong srr1_flags); extern void kvmppc_core_queue_syscall(struct kvm_vcpu *vcpu); -extern void kvmppc_core_queue_program(struct kvm_vcpu *vcpu, ulong flags); -extern void kvmppc_core_queue_fpunavail(struct kvm_vcpu *vcpu); -extern void kvmppc_core_queue_vec_unavail(struct kvm_vcpu *vcpu); -extern void kvmppc_core_queue_vsx_unavail(struct kvm_vcpu *vcpu); +extern void kvmppc_core_queue_program(struct kvm_vcpu *vcpu, + ulong srr1_flags); +extern void kvmppc_core_queue_fpunavail(struct kvm_vcpu *vcpu, + ulong srr1_flags); +extern void kvmppc_core_queue_vec_unavail(struct kvm_vcpu *vcpu, + ulong srr1_flags); +extern void kvmppc_core_queue_vsx_unavail(struct kvm_vcpu *vcpu, + ulong srr1_flags); extern void kvmppc_core_queue_dec(struct kvm_vcpu *vcpu); extern void kvmppc_core_dequeue_dec(struct kvm_vcpu *vcpu); extern void kvmppc_core_queue_external(struct kvm_vcpu *vcpu, struct kvm_interrupt *irq); extern void kvmppc_core_dequeue_external(struct kvm_vcpu *vcpu); -extern void kvmppc_core_queue_dtlb_miss(struct kvm_vcpu *vcpu, ulong dear_flags, +extern void kvmppc_core_queue_dtlb_miss(struct kvm_vcpu *vcpu, + ulong dear_flags, ulong esr_flags); extern void kvmppc_core_queue_data_storage(struct kvm_vcpu *vcpu, - ulong dear_flags, - ulong esr_flags); + ulong srr1_flags, + ulong dar, + ulong dsisr); extern void kvmppc_core_queue_itlb_miss(struct kvm_vcpu *vcpu); extern void kvmppc_core_queue_inst_storage(struct kvm_vcpu *vcpu, - ulong esr_flags); + ulong srr1_flags); + extern void kvmppc_core_flush_tlb(struct kvm_vcpu *vcpu); extern int kvmppc_core_check_requests(struct kvm_vcpu *vcpu); @@ -315,7 +326,7 @@ extern struct kvmppc_ops *kvmppc_hv_ops; extern struct kvmppc_ops *kvmppc_pr_ops; static inline int kvmppc_get_last_inst(struct kvm_vcpu *vcpu, - enum instruction_fetch_type type, u32 *inst) + enum instruction_fetch_type type, ppc_inst_t *inst) { int ret = EMULATE_DONE; u32 fetched_inst; @@ -326,15 +337,30 @@ static inline int kvmppc_get_last_inst(struct kvm_vcpu *vcpu, ret = kvmppc_load_last_inst(vcpu, type, &vcpu->arch.last_inst); /* Write fetch_failed unswapped if the fetch failed */ - if (ret == EMULATE_DONE) - fetched_inst = kvmppc_need_byteswap(vcpu) ? - swab32(vcpu->arch.last_inst) : - vcpu->arch.last_inst; - else - fetched_inst = vcpu->arch.last_inst; + if (ret != EMULATE_DONE) { + *inst = ppc_inst(KVM_INST_FETCH_FAILED); + return ret; + } + +#ifdef CONFIG_PPC64 + /* Is this a prefixed instruction? */ + if ((vcpu->arch.last_inst >> 32) != 0) { + u32 prefix = vcpu->arch.last_inst >> 32; + u32 suffix = vcpu->arch.last_inst; + if (kvmppc_need_byteswap(vcpu)) { + prefix = swab32(prefix); + suffix = swab32(suffix); + } + *inst = ppc_inst_prefix(prefix, suffix); + return EMULATE_DONE; + } +#endif - *inst = fetched_inst; - return ret; + fetched_inst = kvmppc_need_byteswap(vcpu) ? + swab32(vcpu->arch.last_inst) : + vcpu->arch.last_inst; + *inst = ppc_inst(fetched_inst); + return EMULATE_DONE; } static inline bool is_kvmppc_hv_enabled(struct kvm *kvm) |