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diff --git a/usr/src/common/acpica/utilities/uthex.c b/usr/src/common/acpica/utilities/uthex.c
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+/******************************************************************************
+ *
+ * Module Name: uthex -- Hex/ASCII support functions
+ *
+ *****************************************************************************/
+
+/*
+ * Copyright (C) 2000 - 2016, Intel Corp.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions, and the following disclaimer,
+ * without modification.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ * substantially similar to the "NO WARRANTY" disclaimer below
+ * ("Disclaimer") and any redistribution must be conditioned upon
+ * including a substantially similar Disclaimer requirement for further
+ * binary redistribution.
+ * 3. Neither the names of the above-listed copyright holders nor the names
+ * of any contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * Alternatively, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") version 2 as published by the Free
+ * Software Foundation.
+ *
+ * NO WARRANTY
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * HOLDERS OR CONTRIBUTORS BE LIABLE FOR 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 DAMAGES.
+ */
+
+#include "acpi.h"
+#include "accommon.h"
+
+#define _COMPONENT ACPI_COMPILER
+ ACPI_MODULE_NAME ("uthex")
+
+
+/* Hex to ASCII conversion table */
+
+static const char AcpiGbl_HexToAscii[] =
+{
+ '0','1','2','3','4','5','6','7','8','9','A','B','C','D','E','F'
+};
+
+
+/*******************************************************************************
+ *
+ * FUNCTION: AcpiUtHexToAsciiChar
+ *
+ * PARAMETERS: Integer - Contains the hex digit
+ * Position - bit position of the digit within the
+ * integer (multiple of 4)
+ *
+ * RETURN: The converted Ascii character
+ *
+ * DESCRIPTION: Convert a hex digit to an Ascii character
+ *
+ ******************************************************************************/
+
+char
+AcpiUtHexToAsciiChar (
+ UINT64 Integer,
+ UINT32 Position)
+{
+
+ return (AcpiGbl_HexToAscii[(Integer >> Position) & 0xF]);
+}
+
+
+/*******************************************************************************
+ *
+ * FUNCTION: AcpiUtAsciiCharToHex
+ *
+ * PARAMETERS: HexChar - Hex character in Ascii
+ *
+ * RETURN: The binary value of the ascii/hex character
+ *
+ * DESCRIPTION: Perform ascii-to-hex translation
+ *
+ ******************************************************************************/
+
+UINT8
+AcpiUtAsciiCharToHex (
+ int HexChar)
+{
+
+ if (HexChar <= 0x39)
+ {
+ return ((UINT8) (HexChar - 0x30));
+ }
+
+ if (HexChar <= 0x46)
+ {
+ return ((UINT8) (HexChar - 0x37));
+ }
+
+ return ((UINT8) (HexChar - 0x57));
+}