From bd7cdbb7fcd135a399ebb855dc9106747ee2e6ba Mon Sep 17 00:00:00 2001 From: Alexander Graf Date: Wed, 24 Mar 2010 21:48:33 +0100 Subject: [PATCH] KVM: PPC: Add emulation for dcba Mac OS X uses the dcba instruction. According to the specification it doesn't guarantee any functionality, so let's just emulate it as nop. Signed-off-by: Alexander Graf Signed-off-by: Avi Kivity --- arch/powerpc/kvm/book3s_64_emulate.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/powerpc/kvm/book3s_64_emulate.c b/arch/powerpc/kvm/book3s_64_emulate.c index bbd15906900d..8f50776a9a1d 100644 --- a/arch/powerpc/kvm/book3s_64_emulate.c +++ b/arch/powerpc/kvm/book3s_64_emulate.c @@ -37,6 +37,7 @@ #define OP_31_XOP_SLBIA 498 #define OP_31_XOP_MFSR 595 #define OP_31_XOP_MFSRIN 659 +#define OP_31_XOP_DCBA 758 #define OP_31_XOP_SLBMFEV 851 #define OP_31_XOP_EIOIO 854 #define OP_31_XOP_SLBMFEE 915 @@ -183,6 +184,9 @@ int kvmppc_core_emulate_op(struct kvm_run *run, struct kvm_vcpu *vcpu, kvmppc_set_gpr(vcpu, get_rt(inst), t); } break; + case OP_31_XOP_DCBA: + /* Gets treated as NOP */ + break; case OP_31_XOP_DCBZ: { ulong rb = kvmppc_get_gpr(vcpu, get_rb(inst)); -- 2.34.1