From patchwork Thu Jan 10 12:45:10 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: [6/8] KVM: PPC: BookE: Emulate mfspr on EPR Date: Thu, 10 Jan 2013 02:45:10 -0000 From: Alexander Graf X-Patchwork-Id: 210989 Message-Id: <1357821912-24922-7-git-send-email-agraf@suse.de> To: kvm-ppc@vger.kernel.org Cc: KVM list The EPR register is potentially valid for PR KVM as well, so we need to emulate accesses to it. It's only defined for reading, so only handle the mfspr case. Signed-off-by: Alexander Graf --- arch/powerpc/kvm/booke_emulate.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-) diff --git a/arch/powerpc/kvm/booke_emulate.c b/arch/powerpc/kvm/booke_emulate.c index 4685b8c..27a4b28 100644 --- a/arch/powerpc/kvm/booke_emulate.c +++ b/arch/powerpc/kvm/booke_emulate.c @@ -269,6 +269,9 @@ int kvmppc_booke_emulate_mfspr(struct kvm_vcpu *vcpu, int sprn, ulong *spr_val) case SPRN_ESR: *spr_val = vcpu->arch.shared->esr; break; + case SPRN_EPR: + *spr_val = vcpu->arch.epr; + break; case SPRN_CSRR0: *spr_val = vcpu->arch.csrr0; break;