improved timing a bit

include/bas_printf.h

@@ -29,5 +29,5 @@ extern void xsnprintf(char *str, size_t size, const char *fmt, ...);
 extern void xputchar(int c);
 
 extern void display_progress(void);
-
+extern void hexdump(uint8_t buffer[], int size);
 #endif /* _BAS_PRINTF_H_ */

include/wait.h

@@ -57,7 +57,7 @@ extern __inline__ bool waitfor(uint32_t us, checker_func condition)
 	{
 		if ((res = (*condition)()))
 			return res;
-	} while (MCF_SLT_SCNT(0) > target);
+	} while (MCF_SLT_SCNT(0) - target > 0);
 	return false;
 }
 #endif /* _WAIT_H_ */