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 <ag...@suse.de>
---
arch/powerpc/kvm/book3s_64_emulate.c | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/arch/powerpc/kvm/book3s_64_emulate.c
b/arch/powerpc/kvm/book3s_64_emulate.c
index bbd1590..8f50776 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));
--
1.6.0.2
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