/**********************************************************************

 *

 * Filename:    memtest.h

 * 

 * Description: Memory-testing module API.

 *

 * Notes:       The memory tests can be easily ported to systems with

 *              different data bus widths by redefining 'datum' type.

 *

 * 

 * Copyright (c) 2000 by Michael Barr.  This software is placed into

 * the public domain and may be used for any purpose.  However, this

 * notice must not be changed or removed and no warranty is either

 * expressed or implied by its publication or distribution.

 **********************************************************************/



#ifndef _memtest_h

#define _memtest_h





/*

 * Define NULL pointer value.

 */

#ifndef NULL

#define NULL  (void *) 0

#endif



/*

 * Set the data bus width.

 */

typedef unsigned long datum;



/*

 * Function prototypes.

 */

#include <asm/arch/uart.h>

#ifndef FIRMWARE_IN_ONE_FILE 

datum   memTestDataBus(volatile datum * address);

datum * memTestAddressBus(volatile datum * baseAddress, unsigned long nBytes);

datum * memTestDevice(volatile datum * baseAddress, unsigned long nBytes);

#endif



#endif /* _memtest_h */