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diff --git a/n/asserv/src/asserv/simu.host.c b/n/asserv/src/asserv/simu.host.c
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+/* simu.host.c */
+/* {{{
+ *
+ * Copyright (C) 2006 Nicolas Schodet
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ *
+ * Contact :
+ * Web: http://perso.efrei.fr/~schodet/
+ * Email: <contact@ni.fr.eu.org>
+ * }}} */
+#include "common.h"
+#include "simu.host.h"
+
+/** Simulate some AVR regs. */
+uint8_t DDRD, PORTD, PORTA, PORTC, PINA;
+
+/** Overall counter values. */
+uint16_t counter_left, counter_right;
+/** Counter differences since last update.
+ * Maximum of 9 significant bits, sign included. */
+int16_t counter_left_diff, counter_right_diff;
+
+/** PWM values, this is an error if absolute value is greater than the
+ * maximum. */
+int16_t pwm_left, pwm_right;
+/** PWM reverse direction, only set pwm dir bits or you will get weird results
+ * on port B. */
+uint8_t pwm_dir;
+
+/* +AutoDec */
+/* -AutoDec */
+
+/** Initialise the timer. */
+void
+timer_init (void)
+{
+}
+
+/** Wait for timer overflow. */
+void
+timer_wait (void)
+{
+}
+
+/** Read timer value. Used for performance analysis. */
+uint8_t
+timer_read (void)
+{
+ return 0;
+}
+
+/** Initialize the counters. */
+void
+counter_init (void)
+{
+}
+
+/** Update overall counter values and compute diffs. */
+void
+counter_update (void)
+{
+}
+
+/** Restart counting. */
+void
+counter_restart (void)
+{
+}
+
+/** Initialise PWM generator. */
+void
+pwm_init (void)
+{
+}
+
+/** Update the hardware PWM values. */
+void
+pwm_update (void)
+{
+}
+