diff options
| -rw-r--r-- | Documentation/virtual/kvm/api.txt | 4 | ||||
| -rw-r--r-- | arch/powerpc/include/uapi/asm/kvm.h | 5 | ||||
| -rw-r--r-- | arch/powerpc/kvm/booke.c | 30 |
3 files changed, 39 insertions, 0 deletions
diff --git a/Documentation/virtual/kvm/api.txt b/Documentation/virtual/kvm/api.txt index c16b442556e..976eb650e7e 100644 --- a/Documentation/virtual/kvm/api.txt +++ b/Documentation/virtual/kvm/api.txt @@ -1788,6 +1788,10 @@ registers, find a list below: PPC | KVM_REG_PPC_VPA_DTL | 128 PPC | KVM_REG_PPC_EPCR | 32 PPC | KVM_REG_PPC_EPR | 32 + PPC | KVM_REG_PPC_TCR | 32 + PPC | KVM_REG_PPC_TSR | 32 + PPC | KVM_REG_PPC_OR_TSR | 32 + PPC | KVM_REG_PPC_CLEAR_TSR | 32 ARM registers are mapped using the lower 32 bits. The upper 16 of that is the register group type, or coprocessor number: diff --git a/arch/powerpc/include/uapi/asm/kvm.h b/arch/powerpc/include/uapi/asm/kvm.h index 16064d00adb..ef072b1a6e3 100644 --- a/arch/powerpc/include/uapi/asm/kvm.h +++ b/arch/powerpc/include/uapi/asm/kvm.h @@ -417,4 +417,9 @@ struct kvm_get_htab_header { #define KVM_REG_PPC_EPCR (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0x85) #define KVM_REG_PPC_EPR (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0x86) +/* Timer Status Register OR/CLEAR interface */ +#define KVM_REG_PPC_OR_TSR (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0x87) +#define KVM_REG_PPC_CLEAR_TSR (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0x88) +#define KVM_REG_PPC_TCR (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0x89) +#define KVM_REG_PPC_TSR (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0x8a) #endif /* __LINUX_KVM_POWERPC_H */ diff --git a/arch/powerpc/kvm/booke.c b/arch/powerpc/kvm/booke.c index f2fd47d35ab..11825539e2b 100644 --- a/arch/powerpc/kvm/booke.c +++ b/arch/powerpc/kvm/booke.c @@ -1442,6 +1442,12 @@ int kvm_vcpu_ioctl_get_one_reg(struct kvm_vcpu *vcpu, struct kvm_one_reg *reg) r = put_user(vcpu->arch.epcr, (u32 __user *)(long)reg->addr); break; #endif + case KVM_REG_PPC_TCR: + r = put_user(vcpu->arch.tcr, (u32 __user *)(long)reg->addr); + break; + case KVM_REG_PPC_TSR: + r = put_user(vcpu->arch.tsr, (u32 __user *)(long)reg->addr); + break; default: break; } @@ -1485,6 +1491,30 @@ int kvm_vcpu_ioctl_set_one_reg(struct kvm_vcpu *vcpu, struct kvm_one_reg *reg) break; } #endif + case KVM_REG_PPC_OR_TSR: { + u32 tsr_bits; + r = get_user(tsr_bits, (u32 __user *)(long)reg->addr); + kvmppc_set_tsr_bits(vcpu, tsr_bits); + break; + } + case KVM_REG_PPC_CLEAR_TSR: { + u32 tsr_bits; + r = get_user(tsr_bits, (u32 __user *)(long)reg->addr); + kvmppc_clr_tsr_bits(vcpu, tsr_bits); + break; + } + case KVM_REG_PPC_TSR: { + u32 tsr; + r = get_user(tsr, (u32 __user *)(long)reg->addr); + kvmppc_set_tsr(vcpu, tsr); + break; + } + case KVM_REG_PPC_TCR: { + u32 tcr; + r = get_user(tcr, (u32 __user *)(long)reg->addr); + kvmppc_set_tcr(vcpu, tcr); + break; + } default: break; } |