KVM: ppc: Add extra E500 exceptions

e500 has additional interrupt vectors (and corresponding IVORs) for SPE and
performance monitoring interrupts.

Signed-off-by: Liu Yu <yu.liu@freescale.com>
Signed-off-by: Hollis Blanchard <hollisb@us.ibm.com>
Signed-off-by: Avi Kivity <avi@redhat.com>

1 files changed, 27 insertions, 0 deletions

diff --git a/arch/powerpc/kvm/e500_emulate.c b/arch/powerpc/kvm/e500_emulate.c
index a47f44cd2cfd..d3c0c7c7f209 100644
--- a/arch/powerpc/kvm/e500_emulate.c
+++ b/arch/powerpc/kvm/e500_emulate.c
@@ -107,6 +107,20 @@ int kvmppc_core_emulate_mtspr(struct kvm_vcpu *vcpu, int sprn, int rs)
         case SPRN_HID1:
                 vcpu_e500->hid1 = vcpu->arch.gpr[rs]; break;
 
+        /* extra exceptions */
+        case SPRN_IVOR32:
+                vcpu->arch.ivor[BOOKE_IRQPRIO_SPE_UNAVAIL] = vcpu->arch.gpr[rs];
+                break;
+        case SPRN_IVOR33:
+                vcpu->arch.ivor[BOOKE_IRQPRIO_SPE_FP_DATA] = vcpu->arch.gpr[rs];
+                break;
+        case SPRN_IVOR34:
+                vcpu->arch.ivor[BOOKE_IRQPRIO_SPE_FP_ROUND] = vcpu->arch.gpr[rs];
+                break;
+        case SPRN_IVOR35:
+                vcpu->arch.ivor[BOOKE_IRQPRIO_PERFORMANCE_MONITOR] = vcpu->arch.gpr[rs];
+                break;
+
         default:
                 emulated = kvmppc_booke_emulate_mtspr(vcpu, sprn, rs);
         }
@@ -160,6 +174,19 @@ int kvmppc_core_emulate_mfspr(struct kvm_vcpu *vcpu, int sprn, int rt)
         case SPRN_HID1:
                 vcpu->arch.gpr[rt] = vcpu_e500->hid1; break;
 
+        /* extra exceptions */
+        case SPRN_IVOR32:
+                vcpu->arch.gpr[rt] = vcpu->arch.ivor[BOOKE_IRQPRIO_SPE_UNAVAIL];
+                break;
+        case SPRN_IVOR33:
+                vcpu->arch.gpr[rt] = vcpu->arch.ivor[BOOKE_IRQPRIO_SPE_FP_DATA];
+                break;
+        case SPRN_IVOR34:
+                vcpu->arch.gpr[rt] = vcpu->arch.ivor[BOOKE_IRQPRIO_SPE_FP_ROUND];
+                break;
+        case SPRN_IVOR35:
+                vcpu->arch.gpr[rt] = vcpu->arch.ivor[BOOKE_IRQPRIO_PERFORMANCE_MONITOR];
+                break;
         default:
                 emulated = kvmppc_booke_emulate_mfspr(vcpu, sprn, rt);
         }