Add support for the MCSR SPR. This only implements the SPR storage
bits, not actual machine checks.
Signed-off-by: Alexander Graf <ag...@suse.de>
---
arch/powerpc/kvm/booke_emulate.c | 6 ++++++
1 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/arch/powerpc/kvm/booke_emulate.c b/arch/powerpc/kvm/booke_emulate.c
index cc99a0b..514790f 100644
--- a/arch/powerpc/kvm/booke_emulate.c
+++ b/arch/powerpc/kvm/booke_emulate.c
@@ -237,6 +237,9 @@ int kvmppc_booke_emulate_mtspr(struct kvm_vcpu *vcpu, int
sprn, ulong spr_val)
case SPRN_IVOR15:
vcpu->arch.ivor[BOOKE_IRQPRIO_DEBUG] = spr_val;
break;
+ case SPRN_MCSR:
+ vcpu->arch.mcsr &= ~spr_val;
+ break;
default:
emulated = EMULATE_FAIL;
@@ -329,6 +332,9 @@ int kvmppc_booke_emulate_mfspr(struct kvm_vcpu *vcpu, int
sprn, ulong *spr_val)
case SPRN_IVOR15:
*spr_val = vcpu->arch.ivor[BOOKE_IRQPRIO_DEBUG];
break;
+ case SPRN_MCSR:
+ *spr_val = vcpu->arch.mcsr;
+ break;
default:
emulated = EMULATE_FAIL;
--
1.6.0.2
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