Index: kernel/arch/amd64/include/arch/debugger.h
===================================================================
--- kernel/arch/amd64/include/arch/debugger.h	(revision f4a47e52b9d2a3642a58eb1b953d1e52d56a160a)
+++ kernel/arch/amd64/include/arch/debugger.h	(revision f4a47e52b9d2a3642a58eb1b953d1e52d56a160a)
@@ -0,0 +1,57 @@
+/*
+ * Copyright (c) 2006 Ondrej Palkovsky
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * - Redistributions of source code must retain the above copyright
+ *   notice, this list of conditions and the following disclaimer.
+ * - Redistributions in binary form must reproduce the above copyright
+ *   notice, this list of conditions and the following disclaimer in the
+ *   documentation and/or other materials provided with the distribution.
+ * - The name of the author may not be used to endorse or promote products
+ *   derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/** @addtogroup amd64debug
+ * @{
+ */
+/** @file
+ */
+
+#ifndef KERN_amd64_DEBUGGER_H_
+#define KERN_amd64_DEBUGGER_H_
+
+#include <typedefs.h>
+
+#define BKPOINTS_MAX  4
+
+/* Flags that are passed to breakpoint_add function */
+#define BKPOINT_INSTR       0x1U
+#define BKPOINT_WRITE       0x2U
+#define BKPOINT_READ_WRITE  0x4U
+
+#define BKPOINT_CHECK_ZERO  0x8U
+
+
+extern void debugger_init(void);
+extern int breakpoint_add(const void *, const unsigned int, int);
+extern void breakpoint_del(int);
+
+#endif
+
+/** @}
+ */