Basic memory test

apps/memtest/barr_memtest.h

@@ -0,0 +1,41 @@
+/**********************************************************************
+ *
+ * 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.
+ */
+datum   memTestDataBus(volatile datum * address);
+datum * memTestAddressBus(volatile datum * baseAddress, unsigned long nBytes);
+datum * memTestDevice(volatile datum * baseAddress, unsigned long nBytes);
+
+
+#endif /* _memtest_h */