Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / u-boot / lib / libfdt / fdt_empty_tree.c

diff --git a/qemu/roms/u-boot/lib/libfdt/fdt_empty_tree.c b/qemu/roms/u-boot/lib/libfdt/fdt_empty_tree.c
new file mode 100644 (file)
index 0000000..34f1c84
--- /dev/null
+++ b/qemu/roms/u-boot/lib/libfdt/fdt_empty_tree.c
@@ -0,0 +1,38 @@
+/*
+ * libfdt - Flat Device Tree manipulation
+ * Copyright (C) 2012 David Gibson, IBM Corporation.
+ * SPDX-License-Identifier:    GPL-2.0+ BSD-2-Clause
+ */
+#include "libfdt_env.h"
+
+#include <fdt.h>
+#include <libfdt.h>
+
+#include "libfdt_internal.h"
+
+int fdt_create_empty_tree(void *buf, int bufsize)
+{
+       int err;
+
+       err = fdt_create(buf, bufsize);
+       if (err)
+               return err;
+
+       err = fdt_finish_reservemap(buf);
+       if (err)
+               return err;
+
+       err = fdt_begin_node(buf, "");
+       if (err)
+               return err;
+
+       err =  fdt_end_node(buf);
+       if (err)
+               return err;
+
+       err = fdt_finish(buf);
+       if (err)
+               return err;
+
+       return fdt_open_into(buf, buf, bufsize);
+}