diff options
| author | Liu Yu <yu.liu@freescale.com> | 2009-02-17 16:52:08 +0800 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2009-03-24 11:03:12 +0200 |
| commit | b0a1835d53c57bc38b36867c04436b60454cb610 (patch) | |
| tree | 8d3cd9f1d01b8d13f82bddda759c1f3335147221 /arch/powerpc/kvm/e500_emulate.c | |
| parent | 71450f78853b82d55cda4e182c9db6e26b631485 (diff) | |
| download | lwn-b0a1835d53c57bc38b36867c04436b60454cb610.tar.gz lwn-b0a1835d53c57bc38b36867c04436b60454cb610.zip | |
KVM: ppc: Add emulation of E500 register mmucsr0
Latest kernel flushes TLB via mmucsr0.
Signed-off-by: Liu Yu <yu.liu@freescale.com>
Acked-by: Hollis Blanchard <hollisb@us.ibm.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/powerpc/kvm/e500_emulate.c')
| -rw-r--r-- | arch/powerpc/kvm/e500_emulate.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/powerpc/kvm/e500_emulate.c b/arch/powerpc/kvm/e500_emulate.c index 7a98d4a4c1ed..3f760414b9f8 100644 --- a/arch/powerpc/kvm/e500_emulate.c +++ b/arch/powerpc/kvm/e500_emulate.c @@ -105,6 +105,11 @@ int kvmppc_core_emulate_mtspr(struct kvm_vcpu *vcpu, int sprn, int rs) case SPRN_HID1: vcpu_e500->hid1 = vcpu->arch.gpr[rs]; break; + case SPRN_MMUCSR0: + emulated = kvmppc_e500_emul_mt_mmucsr0(vcpu_e500, + vcpu->arch.gpr[rs]); + break; + /* extra exceptions */ case SPRN_IVOR32: vcpu->arch.ivor[BOOKE_IRQPRIO_SPE_UNAVAIL] = vcpu->arch.gpr[rs]; @@ -172,6 +177,9 @@ int kvmppc_core_emulate_mfspr(struct kvm_vcpu *vcpu, int sprn, int rt) case SPRN_HID1: vcpu->arch.gpr[rt] = vcpu_e500->hid1; break; + case SPRN_MMUCSR0: + vcpu->arch.gpr[rt] = 0; break; + /* extra exceptions */ case SPRN_IVOR32: vcpu->arch.gpr[rt] = vcpu->arch.ivor[BOOKE_IRQPRIO_SPE_UNAVAIL]; |