PPC: Add non-kvm stub file

There are cases where a kvm provided function is called from generic
hw code that doesn't know whether kvm is available or not. Provide
a stub file which can provide simple replacement functions for those
cases.
Signed-off-by: NAlexander Graf <agraf@suse.de>
Reviewed-by: NPaolo Bonzini <pbonzini@redhat.com>

target-ppc/Makefile.objs

@@ -5,6 +5,7 @@ obj-y += machine.o mmu_helper.o mmu-hash32.o
 obj-$(TARGET_PPC64) += mmu-hash64.o
 endif
 obj-$(CONFIG_KVM) += kvm.o kvm_ppc.o
+obj-$(CONFIG_NO_KVM) += kvm-stub.o
 obj-y += excp_helper.o
 obj-y += fpu_helper.o
 obj-y += int_helper.o

target-ppc/kvm-stub.c

+/*
+ * QEMU KVM PPC specific function stubs
+ *
+ * Copyright Freescale Inc. 2013
+ *
+ * Author: Alexander Graf <agraf@suse.de>
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ *
+ */
+#include "qemu-common.h"