Move FDT_RAMDISK_OVERHEAD from fdt.h to libfdt_env.h

[karo-tx-uboot.git] / include / libfdt_env.h

diff --git a/include/libfdt_env.h b/include/libfdt_env.h
index 6c7785254074ddc063f740ac5fe32b6f416af1a4..0821258b0535e30e526b0fb2f0bd65009d3f7d49 100644 (file)
--- a/include/libfdt_env.h
+++ b/include/libfdt_env.h
@@ -1,16 +1,41 @@
+/*
+ * libfdt - Flat Device Tree manipulation (build/run environment adaptation)
+ * Copyright (C) 2007 Gerald Van Baren, Custom IDEAS, vanbaren@cideas.com
+ * Original version written by David Gibson, IBM Corporation.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public License
+ * as published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 #ifndef _LIBFDT_ENV_H
 #define _LIBFDT_ENV_H
 
-#include <stddef.h>
-#include <linux/types.h>
-#include <asm/byteorder.h>
-#include <linux/string.h>
+#include "compiler.h"
+#include "linux/types.h"
+
+extern struct fdt_header *working_fdt;  /* Pointer to the working fdt */
+
+typedef __be16 fdt16_t;
+typedef __be32 fdt32_t;
+typedef __be64 fdt64_t;
 
-struct fdt_header *fdt;         /* Pointer to the working fdt */
+#define fdt32_to_cpu(x)                be32_to_cpu(x)
+#define cpu_to_fdt32(x)                cpu_to_be32(x)
+#define fdt64_to_cpu(x)                be64_to_cpu(x)
+#define cpu_to_fdt64(x)                cpu_to_be64(x)
 
-#define fdt32_to_cpu(x)                __be32_to_cpu(x)
-#define cpu_to_fdt32(x)                __cpu_to_be32(x)
-#define fdt64_to_cpu(x)                __be64_to_cpu(x)
-#define cpu_to_fdt64(x)                __cpu_to_be64(x)
+/* adding a ramdisk needs 0x44 bytes in version 2008.10 */
+#define FDT_RAMDISK_OVERHEAD   0x80
 
 #endif /* _LIBFDT_ENV_H */