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diff --git a/c/src/lib/libbsp/powerpc/virtex/timer/timer-config.c b/c/src/lib/libbsp/powerpc/virtex/timer/timer-config.c
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+++ b/c/src/lib/libbsp/powerpc/virtex/timer/timer-config.c
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+/*
+ * Author: Thomas Doerfler <td@imd.m.isar.de>
+ * IMD Ingenieurbuero fuer Microcomputertechnik
+ *
+ * COPYRIGHT (c) 1998 by IMD
+ *
+ * Changes from IMD are covered by the original distributions terms.
+ * This file has been derived from the papyrus BSP:
+ *
+ * Author: Andrew Bray <andy@i-cubed.co.uk>
+ *
+ * COPYRIGHT (c) 1995 by i-cubed ltd.
+ *
+ * To anyone who acknowledges that this file is provided "AS IS"
+ * without any express or implied warranty:
+ * permission to use, copy, modify, and distribute this file
+ * for any purpose is hereby granted without fee, provided that
+ * the above copyright notice and this notice appears in all
+ * copies, and that the name of i-cubed limited not be used in
+ * advertising or publicity pertaining to distribution of the
+ * software without specific, written prior permission.
+ * i-cubed limited makes no representations about the suitability
+ * of this software for any purpose.
+ *
+ * Modifications for spooling console driver and control of memory layout
+ * with linker command file by
+ * Thomas Doerfler <td@imd.m.isar.de>
+ * for these modifications:
+ * COPYRIGHT (c) 1997 by IMD, Puchheim, Germany.
+ *
+ * To anyone who acknowledges that this file is provided "AS IS"
+ * without any express or implied warranty:
+ * permission to use, copy, modify, and distribute this file
+ * for any purpose is hereby granted without fee, provided that
+ * the above copyright notice and this notice appears in all
+ * copies. IMD makes no representations about the suitability
+ * of this software for any purpose.
+ *
+ * Derived from c/src/lib/libbsp/no_cpu/no_bsp/startup/bspstart.c:
+ *
+ * COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994.
+ * On-Line Applications Research Corporation (OAR).
+ *
+ * Modifications for PPC405GP by Dennis Ehlin
+ */
+
+#include <stdint.h>
+#include <stdbool.h>
+
+/*
+ * Driver configuration parameters
+ */
+
+/* Average overhead of timer in ticks */
+uint32_t bsp_timer_average_overhead = 2;
+
+/* Least valid number from timer */
+uint32_t bsp_timer_least_valid = 3;
+
+/* TRUE, when timer runs with CPU clk */
+bool bsp_timer_internal_clock = true;