From 5fc87407b55f5799418f4dc5931232c2bc06d077 Mon Sep 17 00:00:00 2001 From: Alexander Graf Date: Thu, 29 Jul 2010 14:47:55 +0200 Subject: KVM: PPC: Expose magic page support to guest Now that we have the shared page in place and the MMU code knows about the magic page, we can expose that capability to the guest! Signed-off-by: Alexander Graf Signed-off-by: Avi Kivity --- arch/powerpc/kvm/powerpc.c | 11 +++++++++++ 1 file changed, 11 insertions(+) (limited to 'arch/powerpc/kvm') diff --git a/arch/powerpc/kvm/powerpc.c b/arch/powerpc/kvm/powerpc.c index a4cf4b4..fecfe04 100644 --- a/arch/powerpc/kvm/powerpc.c +++ b/arch/powerpc/kvm/powerpc.c @@ -61,8 +61,19 @@ int kvmppc_kvm_pv(struct kvm_vcpu *vcpu) } switch (nr) { + case HC_VENDOR_KVM | KVM_HC_PPC_MAP_MAGIC_PAGE: + { + vcpu->arch.magic_page_pa = param1; + vcpu->arch.magic_page_ea = param2; + + r = HC_EV_SUCCESS; + break; + } case HC_VENDOR_KVM | KVM_HC_FEATURES: r = HC_EV_SUCCESS; +#if defined(CONFIG_PPC_BOOK3S) /* XXX Missing magic page on BookE */ + r2 |= (1 << KVM_FEATURE_MAGIC_PAGE); +#endif /* Second return value is in r4 */ kvmppc_set_gpr(vcpu, 4, r2); -- cgit v1.1