Add Humax copyright and license information.

This license is FreeBSD like license.

Change-Id: Ib00f332aee6e1b1c787795fe55742671c92dfb02
diff --git a/libupgrade/hmx_upgrade_flash.c b/libupgrade/hmx_upgrade_flash.c
index 10e9aaa..32db792 100644
--- a/libupgrade/hmx_upgrade_flash.c
+++ b/libupgrade/hmx_upgrade_flash.c
@@ -1,3 +1,37 @@
+/* Copyright (C) 2011-2012 Humax Co., Ltd. All rights reserved.
+ *
+ * Humax Co., Ltd. ("Humax") hereby provides permission, free of charge, to any
+ * person obtaining a copy of this source code, to use and redistribute this
+ * source code with or without modification subject to the following conditions:
+ *
+ * 1. Redistributions of this source code must retain the above copyright
+ * notice, permission notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * permission notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY HUMAX "AS IS" WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO WARRANTIES OF
+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE ACCURACY, COMPLETENESS,
+ * CURRENCY, AVAILABILITY, TITLE OR NON-INFRINGEMENT. IN NO EVENT HUMAX OR
+ * CONTRIBUTORS 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 OR OTHER DEALINGS IN THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * The views and conclusion contained in the software and documentation are
+ * those of the authors and should not be interpreted as representing official
+ * policies, either expressed or implied, of Humax.
+ *
+ * Notwithstanding the above, under no circumstances may you combine this
+ * software in any way with any other Humax¿s software provided under a license
+ * other than the above license, without Humax's express prior written consent.
+ */
 /*******************************************************************/
 /************************* File Description ************************/
 /*******************************************************************/
@@ -22,15 +56,6 @@
  * @date 30 Sept 2011
  */
 
-/**
- * @note
- * Copyright (C) 2011 Humax Corporation. All Rights Reserved. <br>
- * This software is the confidential and proprietary information
- * of Humax Corporation. You may not use or distribute this software
- * except in compliance with the terms and conditions of any applicable license
- * agreement in writing between Humax Corporation and you.
- */
-
  /*@{*/
 
 /**
diff --git a/libupgrade/hmx_upgrade_nvram.c b/libupgrade/hmx_upgrade_nvram.c
index abb62b0..9e8bb57 100644
--- a/libupgrade/hmx_upgrade_nvram.c
+++ b/libupgrade/hmx_upgrade_nvram.c
@@ -1,3 +1,37 @@
+/* Copyright (C) 2011-2012 Humax Co., Ltd. All rights reserved.
+ *
+ * Humax Co., Ltd. ("Humax") hereby provides permission, free of charge, to any
+ * person obtaining a copy of this source code, to use and redistribute this
+ * source code with or without modification subject to the following conditions:
+ *
+ * 1. Redistributions of this source code must retain the above copyright
+ * notice, permission notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * permission notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY HUMAX "AS IS" WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO WARRANTIES OF
+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE ACCURACY, COMPLETENESS,
+ * CURRENCY, AVAILABILITY, TITLE OR NON-INFRINGEMENT. IN NO EVENT HUMAX OR
+ * CONTRIBUTORS 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 OR OTHER DEALINGS IN THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * The views and conclusion contained in the software and documentation are
+ * those of the authors and should not be interpreted as representing official
+ * policies, either expressed or implied, of Humax.
+ *
+ * Notwithstanding the above, under no circumstances may you combine this
+ * software in any way with any other Humax’s software provided under a license
+ * other than the above license, without Humax's express prior written consent.
+ */
 /*******************************************************************/
 /************************* File Description ************************/
 /*******************************************************************/
@@ -21,15 +55,6 @@
  * @date 07 Nov 2011
  */
 
-/**
- * @note
- * Copyright (C) 2011 Humax Corporation. All Rights Reserved. <br>
- * This software is the confidential and proprietary information
- * of Humax Corporation. You may not use or distribute this software
- * except in compliance with the terms and conditions of any applicable license
- * agreement in writing between Humax Corporation and you.
- */
-
  /*@{*/
 
 /**
diff --git a/libupgrade/hmx_upgrade_nvram.h b/libupgrade/hmx_upgrade_nvram.h
index dba88a5..9e77f5a 100644
--- a/libupgrade/hmx_upgrade_nvram.h
+++ b/libupgrade/hmx_upgrade_nvram.h
@@ -1,3 +1,37 @@
+/* Copyright (C) 2011-2012 Humax Co., Ltd. All rights reserved.
+ *
+ * Humax Co., Ltd. ("Humax") hereby provides permission, free of charge, to any
+ * person obtaining a copy of this source code, to use and redistribute this
+ * source code with or without modification subject to the following conditions:
+ *
+ * 1. Redistributions of this source code must retain the above copyright
+ * notice, permission notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * permission notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY HUMAX "AS IS" WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO WARRANTIES OF
+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE ACCURACY, COMPLETENESS,
+ * CURRENCY, AVAILABILITY, TITLE OR NON-INFRINGEMENT. IN NO EVENT HUMAX OR
+ * CONTRIBUTORS 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 OR OTHER DEALINGS IN THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * The views and conclusion contained in the software and documentation are
+ * those of the authors and should not be interpreted as representing official
+ * policies, either expressed or implied, of Humax.
+ *
+ * Notwithstanding the above, under no circumstances may you combine this
+ * software in any way with any other Humax’s software provided under a license
+ * other than the above license, without Humax's express prior written consent.
+ */
 /*******************************************************************/
 /************************* File Description ************************/
 /*******************************************************************/
@@ -17,15 +51,6 @@
  * @date 07 Nov 2011
  */
 
-/**
- * @note
- * Copyright (C) 2011 Humax Corporation. All Rights Reserved. <br>
- * This software is the confidential and proprietary information
- * of Humax Corporation. You may not use or distribute this software
- * except in compliance with the terms and conditions of any applicable license
- * agreement in writing between Humax Corporation and you.
- */
-
  /*@{*/
 
 /**