diff options
Diffstat (limited to 'arch/powerpc/kvm/book3s_64_mmu.c')
| -rw-r--r-- | arch/powerpc/kvm/book3s_64_mmu.c | 46 |
1 files changed, 27 insertions, 19 deletions
diff --git a/arch/powerpc/kvm/book3s_64_mmu.c b/arch/powerpc/kvm/book3s_64_mmu.c index e4beeb371a7..4025ea26b3c 100644 --- a/arch/powerpc/kvm/book3s_64_mmu.c +++ b/arch/powerpc/kvm/book3s_64_mmu.c @@ -54,7 +54,7 @@ static struct kvmppc_slb *kvmppc_mmu_book3s_64_find_slbe( if (!vcpu_book3s->slb[i].valid) continue; - if (vcpu_book3s->slb[i].large) + if (vcpu_book3s->slb[i].tb) cmp_esid = esid_1t; if (vcpu_book3s->slb[i].esid == cmp_esid) @@ -65,9 +65,10 @@ static struct kvmppc_slb *kvmppc_mmu_book3s_64_find_slbe( eaddr, esid, esid_1t); for (i = 0; i < vcpu_book3s->slb_nr; i++) { if (vcpu_book3s->slb[i].vsid) - dprintk(" %d: %c%c %llx %llx\n", i, + dprintk(" %d: %c%c%c %llx %llx\n", i, vcpu_book3s->slb[i].valid ? 'v' : ' ', vcpu_book3s->slb[i].large ? 'l' : ' ', + vcpu_book3s->slb[i].tb ? 't' : ' ', vcpu_book3s->slb[i].esid, vcpu_book3s->slb[i].vsid); } @@ -84,7 +85,7 @@ static u64 kvmppc_mmu_book3s_64_ea_to_vp(struct kvm_vcpu *vcpu, gva_t eaddr, if (!slb) return 0; - if (slb->large) + if (slb->tb) return (((u64)eaddr >> 12) & 0xfffffff) | (((u64)slb->vsid) << 28); @@ -231,7 +232,7 @@ do_second: } dprintk("KVM MMU: Translated 0x%lx [0x%llx] -> 0x%llx " - "-> 0x%llx\n", + "-> 0x%lx\n", eaddr, avpn, gpte->vpage, gpte->raddr); found = true; break; @@ -309,7 +310,8 @@ static void kvmppc_mmu_book3s_64_slbmte(struct kvm_vcpu *vcpu, u64 rs, u64 rb) slbe = &vcpu_book3s->slb[slb_nr]; slbe->large = (rs & SLB_VSID_L) ? 1 : 0; - slbe->esid = slbe->large ? esid_1t : esid; + slbe->tb = (rs & SLB_VSID_B_1T) ? 1 : 0; + slbe->esid = slbe->tb ? esid_1t : esid; slbe->vsid = rs >> 12; slbe->valid = (rb & SLB_ESID_V) ? 1 : 0; slbe->Ks = (rs & SLB_VSID_KS) ? 1 : 0; @@ -381,7 +383,7 @@ static void kvmppc_mmu_book3s_64_slbia(struct kvm_vcpu *vcpu) if (vcpu->arch.msr & MSR_IR) { kvmppc_mmu_flush_segments(vcpu); - kvmppc_mmu_map_segment(vcpu, vcpu->arch.pc); + kvmppc_mmu_map_segment(vcpu, kvmppc_get_pc(vcpu)); } } @@ -437,37 +439,43 @@ static void kvmppc_mmu_book3s_64_tlbie(struct kvm_vcpu *vcpu, ulong va, kvmppc_mmu_pte_vflush(vcpu, va >> 12, mask); } -static int kvmppc_mmu_book3s_64_esid_to_vsid(struct kvm_vcpu *vcpu, u64 esid, +static int kvmppc_mmu_book3s_64_esid_to_vsid(struct kvm_vcpu *vcpu, ulong esid, u64 *vsid) { + ulong ea = esid << SID_SHIFT; + struct kvmppc_slb *slb; + u64 gvsid = esid; + + if (vcpu->arch.msr & (MSR_DR|MSR_IR)) { + slb = kvmppc_mmu_book3s_64_find_slbe(to_book3s(vcpu), ea); + if (slb) + gvsid = slb->vsid; + } + switch (vcpu->arch.msr & (MSR_DR|MSR_IR)) { case 0: - *vsid = (VSID_REAL >> 16) | esid; + *vsid = VSID_REAL | esid; break; case MSR_IR: - *vsid = (VSID_REAL_IR >> 16) | esid; + *vsid = VSID_REAL_IR | gvsid; break; case MSR_DR: - *vsid = (VSID_REAL_DR >> 16) | esid; + *vsid = VSID_REAL_DR | gvsid; break; case MSR_DR|MSR_IR: - { - ulong ea; - struct kvmppc_slb *slb; - ea = esid << SID_SHIFT; - slb = kvmppc_mmu_book3s_64_find_slbe(to_book3s(vcpu), ea); - if (slb) - *vsid = slb->vsid; - else + if (!slb) return -ENOENT; + *vsid = gvsid; break; - } default: BUG(); break; } + if (vcpu->arch.msr & MSR_PR) + *vsid |= VSID_PR; + return 0; } |