Introduce Virtio-loopback epsilon release:

Epsilon release introduces a new compatibility layer which make virtio-loopback
design to work with QEMU and rust-vmm vhost-user backend without require any
changes.

Signed-off-by: Timos Ampelikiotis <t.ampelikiotis@virtualopensystems.com>
Change-Id: I52e57563e08a7d0bdc002f8e928ee61ba0c53dd9

1 files changed, 29 insertions, 0 deletions

diff --git a/include/hw/ppc/fdt.h b/include/hw/ppc/fdt.h
new file mode 100644
index 000000000..a8cd85069
--- /dev/null
+++ b/include/hw/ppc/fdt.h
@@ -0,0 +1,29 @@
+/*
+ * QEMU PowerPC helper routines for the device tree.
+ *
+ * Copyright (C) 2016 IBM Corp.
+ *
+ * This code is licensed under the GPL version 2 or later. See the
+ * COPYING file in the top-level directory.
+ */
+
+#ifndef PPC_FDT_H
+#define PPC_FDT_H
+
+#include "qemu/error-report.h"
+#include "target/ppc/cpu-qom.h"
+
+#define _FDT(exp)                                                  \
+    do {                                                           \
+        int ret = (exp);                                           \
+        if (ret < 0) {                                             \
+            error_report("error creating device tree: %s: %s",   \
+                    #exp, fdt_strerror(ret));                      \
+            exit(1);                                               \
+        }                                                          \
+    } while (0)
+
+size_t ppc_create_page_sizes_prop(PowerPCCPU *cpu, uint32_t *prop,
+                                  size_t maxsize);
+
+#endif /* PPC_FDT_H */