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Diffstat (limited to 'nuttx/examples/usbstorage/usbstrg.h')
-rw-r--r--nuttx/examples/usbstorage/usbstrg.h11
1 files changed, 9 insertions, 2 deletions
diff --git a/nuttx/examples/usbstorage/usbstrg.h b/nuttx/examples/usbstorage/usbstrg.h
index acbf5733f..9cf7af9d5 100644
--- a/nuttx/examples/usbstorage/usbstrg.h
+++ b/nuttx/examples/usbstorage/usbstrg.h
@@ -1,7 +1,7 @@
/****************************************************************************
* examples/usbstorage/usbstrg.h
*
- * Copyright (C) 2008 Gregory Nutt. All rights reserved.
+ * Copyright (C) 2008-2009 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
*
* Redistribution and use in source and binary forms, with or without
@@ -33,6 +33,9 @@
*
****************************************************************************/
+#ifndef __EXAMPLES_USBSTORAGE_USBSTRG_H
+#define __EXAMPLES_USBSTORAGE_USBSTRG_H
+
/****************************************************************************
* Included Files
****************************************************************************/
@@ -106,8 +109,12 @@
* Name: usbstrg_archinitialize
*
* Description:
- * Perform architecture specific initialization
+ * Perform architecture specific initialization. This function must
+ * configure the block device to export via USB. This function must be
+ * provided by architecture-specific logic in order to use this example.
*
****************************************************************************/
extern int usbstrg_archinitialize(void);
+
+#endif /* __EXAMPLES_USBSTORAGE_USBSTRG_H */