add copyright notice to the following files,

mckernel/lib/include/*.h
  mckernel/arch/x86/elfboot/*
  mckernel/arch/x86/kboot/main.c
  mckernel/arch/x86/kernel/*
  mckernel/lib/page_alloc.c
  mckernel/lib/string.c
  mckernel/lib/include/ihk/*
except
  mckernel/arch/x86/kernel/include/signal.h
  mckernel/arch/x86/tools/mcreboot-attached-mic.sh.in
  mckernel/arch/x86/kernel/include/syscall_list.h
  mckernel/arch/x86/kernel/syscall.c
.

arch/x86/kernel/include/arch-memory.h

@@ -1,3 +1,12 @@
+/**
+ * \file arch-memomry.h
+ *  License details are found in the file LICENSE.
+ * \brief
+ *  Define and declare memory management macros and functions
+ * \author Taku Shimosawa  <shimosawa@is.s.u-tokyo.ac.jp> \par
+ *      Copyright (C) 2011 - 2012  Taku Shimosawa
+ */
+
 #ifndef __HEADER_X86_COMMON_ARCH_MEMORY_H
 #define __HEADER_X86_COMMON_ARCH_MEMORY_H
 

arch/x86/kernel/include/bitops.h

@@ -1,3 +1,12 @@
+/**
+ * \file bitops.h
+ *  License details are found in the file LICENSE.
+ * \brief
+ *  Find last set bit in word.
+ * \author Taku Shimosawa  <shimosawa@is.s.u-tokyo.ac.jp> \par
+ *      Copyright (C) 2011 - 2012  Taku Shimosawa
+ */
+
 #ifndef HEADER_X86_COMMON_BITOPS_H
 #define HEADER_X86_COMMON_BITOPS_H
 

arch/x86/kernel/include/cpulocal.h

@@ -1,3 +1,12 @@
+/**
+ * \file cpulocal.h
+ *  License details are found in the file LICENSE.
+ * \brief
+ *  Declare information for individual CPUs.
+ * \author Taku Shimosawa  <shimosawa@is.s.u-tokyo.ac.jp> \par
+ *      Copyright (C) 2011 - 2012  Taku Shimosawa
+ */
+
 #ifndef HEADER_X86_COMMON_CPULOCAL_H
 #define HEADER_X86_COMMON_CPULOCAL_H
 

arch/x86/kernel/include/ihk/atomic.h

@@ -1,3 +1,12 @@
+/**
+ * \file atomic.h
+ *  License details are found in the file LICENSE.
+ * \brief
+ *  Atomic memory operations.
+ * \author Taku Shimosawa  <shimosawa@is.s.u-tokyo.ac.jp> \par
+ *      Copyright (C) 2011 - 2012  Taku Shimosawa
+ */
+
 #ifndef HEADER_X86_COMMON_IHK_ATOMIC_H
 #define HEADER_X86_COMMON_IHK_ATOMIC_H
  

arch/x86/kernel/include/ihk/context.h

@@ -1,3 +1,13 @@
+/**
+ * \file context.h
+ *  License details are found in the file LICENSE.
+ * \brief
+ *  Define types of registers belonging to context.
+ *  Define macros to retrieve arguments of system call.
+ * \author Taku Shimosawa  <shimosawa@is.s.u-tokyo.ac.jp> \par
+ *      Copyright (C) 2011 - 2012  Taku Shimosawa
+ */
+
 #ifndef __HEADER_X86_COMMON_CONTEXT_H
 #define __HEADER_X86_COMMON_CONTEXT_H
 

arch/x86/kernel/include/ihk/ikc.h

@@ -1,3 +1,12 @@
+/**
+ * \file ikc.h
+ *  License details are found in the file LICENSE.
+ * \brief
+ *  Declare functions to initialize Inter-Kernel Communication
+ * \author Taku Shimosawa  <shimosawa@is.s.u-tokyo.ac.jp> \par
+ *      Copyright (C) 2011 - 2012  Taku Shimosawa
+ */
+
 #ifndef HEADER_X86_COMMON_IHK_IKC_H
 #define HEADER_X86_COMMON_IHK_IKC_H
 

arch/x86/kernel/include/ihk/types.h

@@ -1,3 +1,12 @@
+/**
+ * \file types.h
+ *  Licence details are found in the file LICENSE.
+ * \brief
+ *  typedef stdint.h like integer types
+ * \author Taku Shimosawa  <shimosawa@is.s.u-tokyo.ac.jp> \par
+ *      Copyright (C) 2011 - 2012  Taku Shimosawa
+ */
+
 #ifndef X86_COMMON_TYPES_H
 #define X86_COMMON_TYPES_H
 

arch/x86/kernel/include/registers.h

@@ -1,3 +1,13 @@
+/**
+ * \file registers.h
+ *  License details are found in the file LICENSE.
+ * \brief
+ *  Declare macros and functions to manipulate
+ *  Machine Specific Registers (MSR)
+ * \author Taku Shimosawa  <shimosawa@is.s.u-tokyo.ac.jp> \par
+ *      Copyright (C) 2011 - 2012  Taku Shimosawa
+ */
+
 #ifndef __HEADER_X86_COMMON_REGISTERS_H
 #define __HEADER_X86_COMMON_REGISTERS_H