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authorHollis Blanchard <hollisb@us.ibm.com>2009-01-03 23:23:07 +0100
committerAvi Kivity <avi@redhat.com>2009-03-24 10:02:57 +0100
commitf7b200af8f1da748cc67993caeff3923d6014070 (patch)
treed69efd0b7361438cb065235e4426d09445b451ab /arch/powerpc/kvm/booke_emulate.c
parentKVM: ppc: split out common Book E instruction emulation (diff)
downloadlinux-f7b200af8f1da748cc67993caeff3923d6014070.tar.xz
linux-f7b200af8f1da748cc67993caeff3923d6014070.zip
KVM: ppc: Add dbsr in kvm_vcpu_arch
Kernel for E500 need clear dbsr when startup. So add dbsr register in kvm_vcpu_arch for BOOKE. 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>
Diffstat (limited to 'arch/powerpc/kvm/booke_emulate.c')
-rw-r--r--arch/powerpc/kvm/booke_emulate.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/powerpc/kvm/booke_emulate.c b/arch/powerpc/kvm/booke_emulate.c
index 8aa78f1a1f87..aebc65e93f4b 100644
--- a/arch/powerpc/kvm/booke_emulate.c
+++ b/arch/powerpc/kvm/booke_emulate.c
@@ -111,6 +111,8 @@ int kvmppc_booke_emulate_mtspr(struct kvm_vcpu *vcpu, int sprn, int rs)
vcpu->arch.dbcr0 = vcpu->arch.gpr[rs]; break;
case SPRN_DBCR1:
vcpu->arch.dbcr1 = vcpu->arch.gpr[rs]; break;
+ case SPRN_DBSR:
+ vcpu->arch.dbsr &= ~vcpu->arch.gpr[rs]; break;
case SPRN_TSR:
vcpu->arch.tsr &= ~vcpu->arch.gpr[rs]; break;
case SPRN_TCR:
@@ -204,6 +206,8 @@ int kvmppc_booke_emulate_mfspr(struct kvm_vcpu *vcpu, int sprn, int rt)
vcpu->arch.gpr[rt] = vcpu->arch.dbcr0; break;
case SPRN_DBCR1:
vcpu->arch.gpr[rt] = vcpu->arch.dbcr1; break;
+ case SPRN_DBSR:
+ vcpu->arch.gpr[rt] = vcpu->arch.dbsr; break;
case SPRN_IVOR0:
vcpu->arch.gpr[rt] = vcpu->arch.ivor[BOOKE_IRQPRIO_CRITICAL];