Introduce mkrk27boot - tool for patching bootloader images of rk27xx targets.

Change-Id: I37e15111eb9e761b8c6c25f9c1f65a827894a192

rbutil/mkrk27boot/autoconf.h

@@ -0,0 +1,37 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id:$
+ *
+ * Copyright (C) 2012 by Andrew Ryabinin
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+#ifndef __BUILD_AUTOCONF_H
+#define __BUILD_AUTOCONF_H
+
+/* assume little endian for now */
+#define ROCKBOX_LITTLE_ENDIAN 1
+
+#define ROCKBOX_DIR "../../"
+
+/* Rename rockbox API functions which may conflict with system's functions.
+   This will allow to link libmkrk27boot with rbutil safely. */
+#define read(x,y,z) mkrk27_read(x,y,z)
+#define write(x,y,z) mkrk27_write(x,y,z)
+
+/* This should resolve confilict with ipodpatcher's filesize function. */
+#define filesize(x) mkrk27_filesize(x)
+
+#endif