diff options
| author | Alexander Graf <agraf@suse.de> | 2010-03-24 20:48:33 (GMT) |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2010-05-17 09:17:15 (GMT) |
| commit | bd7cdbb7fcd135a399ebb855dc9106747ee2e6ba (patch) | |
| tree | d0816eab67fb642dfab5597bd9f797c4078af05b /arch/powerpc/kvm | |
| parent | 9fb244a2c215d1e16ee92cb164b7b61c8dfa3909 (diff) | |
| download | linux-bd7cdbb7fcd135a399ebb855dc9106747ee2e6ba.tar.xz | |
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 <agraf@suse.de>
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/powerpc/kvm')
| -rw-r--r-- | 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)); |