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| author | Alexander Graf <agraf@suse.de> | 2012-08-13 14:50:54 +0200 |
|---|---|---|
| committer | Alexander Graf <agraf@suse.de> | 2012-10-05 23:38:48 +0200 |
| commit | 50c871edf59b4585fd2c17acfe4e7cd3752418b7 (patch) | |
| tree | 756a74415eb506a6f8137730a4a9e23f0e257ab0 /arch/powerpc/kvm/booke_emulate.c | |
| parent | 491dd5b8a4926393308172da80c73faf242a4057 (diff) | |
| download | linux-50c871edf59b4585fd2c17acfe4e7cd3752418b7.tar.bz2 | |
KVM: PPC: BookE: Add MCSR SPR support
Add support for the MCSR SPR. This only implements the SPR storage
bits, not actual machine checks.
Signed-off-by: Alexander Graf <agraf@suse.de>
Diffstat (limited to 'arch/powerpc/kvm/booke_emulate.c')
| -rw-r--r-- | 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 cc99a0b3d202..514790f41aba 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; |