KVM: PPC: Paravirtualize SPRG4-7, ESR, PIR, MASn

[~andy/linux] / arch / powerpc / kvm / e500_emulate.c

diff --git a/arch/powerpc/kvm/e500_emulate.c b/arch/powerpc/kvm/e500_emulate.c
index e0d36099c7567f55eaa129722fdf71a3ebdc5adc..6d0b2bd54fb0a9ffef74f3bfb21b04fa34aa4ce7 100644 (file)
--- a/arch/powerpc/kvm/e500_emulate.c
+++ b/arch/powerpc/kvm/e500_emulate.c
@@ -89,22 +89,22 @@ int kvmppc_core_emulate_mtspr(struct kvm_vcpu *vcpu, int sprn, int rs)
                        return EMULATE_FAIL;
                vcpu_e500->pid[2] = spr_val; break;
        case SPRN_MAS0:
-               vcpu_e500->mas0 = spr_val; break;
+               vcpu->arch.shared->mas0 = spr_val; break;
        case SPRN_MAS1:
-               vcpu_e500->mas1 = spr_val; break;
+               vcpu->arch.shared->mas1 = spr_val; break;
        case SPRN_MAS2:
-               vcpu_e500->mas2 = spr_val; break;
+               vcpu->arch.shared->mas2 = spr_val; break;
        case SPRN_MAS3:
-               vcpu_e500->mas7_3 &= ~(u64)0xffffffff;
-               vcpu_e500->mas7_3 |= spr_val;
+               vcpu->arch.shared->mas7_3 &= ~(u64)0xffffffff;
+               vcpu->arch.shared->mas7_3 |= spr_val;
                break;
        case SPRN_MAS4:
-               vcpu_e500->mas4 = spr_val; break;
+               vcpu->arch.shared->mas4 = spr_val; break;
        case SPRN_MAS6:
-               vcpu_e500->mas6 = spr_val; break;
+               vcpu->arch.shared->mas6 = spr_val; break;
        case SPRN_MAS7:
-               vcpu_e500->mas7_3 &= (u64)0xffffffff;
-               vcpu_e500->mas7_3 |= (u64)spr_val << 32;
+               vcpu->arch.shared->mas7_3 &= (u64)0xffffffff;
+               vcpu->arch.shared->mas7_3 |= (u64)spr_val << 32;
                break;
        case SPRN_L1CSR0:
                vcpu_e500->l1csr0 = spr_val;
@@ -147,6 +147,7 @@ int kvmppc_core_emulate_mfspr(struct kvm_vcpu *vcpu, int sprn, int rt)
 {
        struct kvmppc_vcpu_e500 *vcpu_e500 = to_e500(vcpu);
        int emulated = EMULATE_DONE;
+       unsigned long val;
 
        switch (sprn) {
        case SPRN_PID:
@@ -156,20 +157,23 @@ int kvmppc_core_emulate_mfspr(struct kvm_vcpu *vcpu, int sprn, int rt)
        case SPRN_PID2:
                kvmppc_set_gpr(vcpu, rt, vcpu_e500->pid[2]); break;
        case SPRN_MAS0:
-               kvmppc_set_gpr(vcpu, rt, vcpu_e500->mas0); break;
+               kvmppc_set_gpr(vcpu, rt, vcpu->arch.shared->mas0); break;
        case SPRN_MAS1:
-               kvmppc_set_gpr(vcpu, rt, vcpu_e500->mas1); break;
+               kvmppc_set_gpr(vcpu, rt, vcpu->arch.shared->mas1); break;
        case SPRN_MAS2:
-               kvmppc_set_gpr(vcpu, rt, vcpu_e500->mas2); break;
+               kvmppc_set_gpr(vcpu, rt, vcpu->arch.shared->mas2); break;
        case SPRN_MAS3:
-               kvmppc_set_gpr(vcpu, rt, (u32)vcpu_e500->mas7_3); break;
+               val = (u32)vcpu->arch.shared->mas7_3;
+               kvmppc_set_gpr(vcpu, rt, val);
+               break;
        case SPRN_MAS4:
-               kvmppc_set_gpr(vcpu, rt, vcpu_e500->mas4); break;
+               kvmppc_set_gpr(vcpu, rt, vcpu->arch.shared->mas4); break;
        case SPRN_MAS6:
-               kvmppc_set_gpr(vcpu, rt, vcpu_e500->mas6); break;
+               kvmppc_set_gpr(vcpu, rt, vcpu->arch.shared->mas6); break;
        case SPRN_MAS7:
-               kvmppc_set_gpr(vcpu, rt, vcpu_e500->mas7_3 >> 32); break;
-
+               val = vcpu->arch.shared->mas7_3 >> 32;
+               kvmppc_set_gpr(vcpu, rt, val);
+               break;
        case SPRN_TLB0CFG:
                kvmppc_set_gpr(vcpu, rt, vcpu_e500->tlb0cfg); break;
        case SPRN_TLB1CFG: