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diff --git a/sys/contrib/dev/acpica/compiler/dtutils.c b/sys/contrib/dev/acpica/compiler/dtutils.c
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+/******************************************************************************
+ *
+ * Module Name: dtutils.c - Utility routines for the data table compiler
+ *
+ *****************************************************************************/
+
+/*
+ * Copyright (C) 2000 - 2013, 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.
+ */
+
+#define __DTUTILS_C__
+
+#include <contrib/dev/acpica/compiler/aslcompiler.h>
+#include <contrib/dev/acpica/compiler/dtcompiler.h>
+#include <contrib/dev/acpica/include/actables.h>
+
+#define _COMPONENT DT_COMPILER
+ ACPI_MODULE_NAME ("dtutils")
+
+/* Local prototypes */
+
+static void
+DtSum (
+ DT_SUBTABLE *Subtable,
+ void *Context,
+ void *ReturnValue);
+
+
+/******************************************************************************
+ *
+ * FUNCTION: DtError
+ *
+ * PARAMETERS: Level - Seriousness (Warning/error, etc.)
+ * MessageId - Index into global message buffer
+ * Op - Parse node where error happened
+ * ExtraMessage - additional error message
+ *
+ * RETURN: None
+ *
+ * DESCRIPTION: Common error interface for data table compiler
+ *
+ *****************************************************************************/
+
+void
+DtError (
+ UINT8 Level,
+ UINT8 MessageId,
+ DT_FIELD *FieldObject,
+ char *ExtraMessage)
+{
+
+ /* Check if user wants to ignore this exception */
+
+ if (AslIsExceptionDisabled (Level, MessageId))
+ {
+ return;
+ }
+
+ if (FieldObject)
+ {
+ AslCommonError (Level, MessageId,
+ FieldObject->Line,
+ FieldObject->Line,
+ FieldObject->ByteOffset,
+ FieldObject->Column,
+ Gbl_Files[ASL_FILE_INPUT].Filename, ExtraMessage);
+ }
+ else
+ {
+ AslCommonError (Level, MessageId, 0,
+ 0, 0, 0, 0, ExtraMessage);
+ }
+}
+
+
+/******************************************************************************
+ *
+ * FUNCTION: DtNameError
+ *
+ * PARAMETERS: Level - Seriousness (Warning/error, etc.)
+ * MessageId - Index into global message buffer
+ * Op - Parse node where error happened
+ * ExtraMessage - additional error message
+ *
+ * RETURN: None
+ *
+ * DESCRIPTION: Error interface for named objects
+ *
+ *****************************************************************************/
+
+void
+DtNameError (
+ UINT8 Level,
+ UINT8 MessageId,
+ DT_FIELD *FieldObject,
+ char *ExtraMessage)
+{
+
+ switch (Level)
+ {
+ case ASL_WARNING2:
+ case ASL_WARNING3:
+
+ if (Gbl_WarningLevel < Level)
+ {
+ return;
+ }
+ break;
+
+ default:
+
+ break;
+ }
+
+ if (FieldObject)
+ {
+ AslCommonError (Level, MessageId,
+ FieldObject->Line,
+ FieldObject->Line,
+ FieldObject->ByteOffset,
+ FieldObject->NameColumn,
+ Gbl_Files[ASL_FILE_INPUT].Filename, ExtraMessage);
+ }
+ else
+ {
+ AslCommonError (Level, MessageId, 0,
+ 0, 0, 0, 0, ExtraMessage);
+ }
+}
+
+
+/*******************************************************************************
+ *
+ * FUNCTION: DtFatal
+ *
+ * PARAMETERS: None
+ *
+ * RETURN: None
+ *
+ * DESCRIPTION: Dump the error log and abort the compiler. Used for serious
+ * compile or I/O errors
+ *
+ ******************************************************************************/
+
+void
+DtFatal (
+ UINT8 MessageId,
+ DT_FIELD *FieldObject,
+ char *ExtraMessage)
+{
+
+ DtError (ASL_ERROR, MessageId, FieldObject, ExtraMessage);
+
+/*
+ * TBD: remove this entire function, DtFatal
+ *
+ * We cannot abort the compiler on error, because we may be compiling a
+ * list of files. We must move on to the next file.
+ */
+#ifdef __OBSOLETE
+ CmCleanupAndExit ();
+ exit (1);
+#endif
+}
+
+
+/******************************************************************************
+ *
+ * FUNCTION: DtStrtoul64
+ *
+ * PARAMETERS: String - Null terminated string
+ * ReturnInteger - Where the converted integer is returned
+ *
+ * RETURN: Status
+ *
+ * DESCRIPTION: Simple conversion of a string hex integer constant to unsigned
+ * value. Assumes no leading "0x" for the constant.
+ *
+ * Portability note: The reason this function exists is because a 64-bit
+ * sscanf is not available in all environments.
+ *
+ *****************************************************************************/
+
+ACPI_STATUS
+DtStrtoul64 (
+ char *String,
+ UINT64 *ReturnInteger)
+{
+ char *ThisChar = String;
+ UINT32 ThisDigit;
+ UINT64 ReturnValue = 0;
+ int DigitCount = 0;
+
+
+ /* Skip over any white space in the buffer */
+
+ while ((*ThisChar == ' ') || (*ThisChar == '\t'))
+ {
+ ThisChar++;
+ }
+
+ /* Skip leading zeros */
+
+ while ((*ThisChar) == '0')
+ {
+ ThisChar++;
+ }
+
+ /* Convert character-by-character */
+
+ while (*ThisChar)
+ {
+ if (ACPI_IS_DIGIT (*ThisChar))
+ {
+ /* Convert ASCII 0-9 to Decimal value */
+
+ ThisDigit = ((UINT8) *ThisChar) - '0';
+ }
+ else /* Letter */
+ {
+ ThisDigit = (UINT32) ACPI_TOUPPER (*ThisChar);
+ if (!ACPI_IS_XDIGIT ((char) ThisDigit))
+ {
+ /* Not A-F */
+
+ return (AE_BAD_CHARACTER);
+ }
+
+ /* Convert ASCII Hex char (A-F) to value */
+
+ ThisDigit = (ThisDigit - 'A') + 10;
+ }
+
+ /* Insert the 4-bit hex digit */
+
+ ReturnValue <<= 4;
+ ReturnValue += ThisDigit;
+
+ ThisChar++;
+ DigitCount++;
+ if (DigitCount > 16)
+ {
+ /* Value is too large (> 64 bits/8 bytes/16 hex digits) */
+
+ return (AE_LIMIT);
+ }
+ }
+
+ *ReturnInteger = ReturnValue;
+ return (AE_OK);
+}
+
+
+/******************************************************************************
+ *
+ * FUNCTION: DtGetFileSize
+ *
+ * PARAMETERS: Handle - Open file handler
+ *
+ * RETURN: Current file size
+ *
+ * DESCRIPTION: Get the current size of a file. Seek to the EOF and get the
+ * offset. Seek back to the original location.
+ *
+ *****************************************************************************/
+
+UINT32
+DtGetFileSize (
+ FILE *Handle)
+{
+ int CurrentOffset;
+ int LastOffset;
+
+
+ CurrentOffset = ftell (Handle);
+ fseek (Handle, 0, SEEK_END);
+ LastOffset = ftell (Handle);
+ fseek (Handle, CurrentOffset, SEEK_SET);
+
+ return ((UINT32) LastOffset);
+}
+
+
+/******************************************************************************
+ *
+ * FUNCTION: DtGetFieldValue
+ *
+ * PARAMETERS: Field - Current field list pointer
+ *
+ * RETURN: Field value
+ *
+ * DESCRIPTION: Get field value
+ *
+ *****************************************************************************/
+
+char *
+DtGetFieldValue (
+ DT_FIELD *Field)
+{
+ if (!Field)
+ {
+ return (NULL);
+ }
+
+ return (Field->Value);
+}
+
+
+/******************************************************************************
+ *
+ * FUNCTION: DtGetFieldType
+ *
+ * PARAMETERS: Info - Data table info
+ *
+ * RETURN: Field type
+ *
+ * DESCRIPTION: Get field type
+ *
+ *****************************************************************************/
+
+UINT8
+DtGetFieldType (
+ ACPI_DMTABLE_INFO *Info)
+{
+ UINT8 Type;
+
+
+ /* DT_FLAG means that this is the start of a block of flag bits */
+ /* TBD - we can make these a separate opcode later */
+
+ if (Info->Flags & DT_FLAG)
+ {
+ return (DT_FIELD_TYPE_FLAGS_INTEGER);
+ }
+
+ /* Type is based upon the opcode for this field in the info table */
+
+ switch (Info->Opcode)
+ {
+ case ACPI_DMT_FLAG0:
+ case ACPI_DMT_FLAG1:
+ case ACPI_DMT_FLAG2:
+ case ACPI_DMT_FLAG3:
+ case ACPI_DMT_FLAG4:
+ case ACPI_DMT_FLAG5:
+ case ACPI_DMT_FLAG6:
+ case ACPI_DMT_FLAG7:
+ case ACPI_DMT_FLAGS0:
+ case ACPI_DMT_FLAGS1:
+ case ACPI_DMT_FLAGS2:
+ case ACPI_DMT_FLAGS4:
+
+ Type = DT_FIELD_TYPE_FLAG;
+ break;
+
+ case ACPI_DMT_NAME4:
+ case ACPI_DMT_SIG:
+ case ACPI_DMT_NAME6:
+ case ACPI_DMT_NAME8:
+ case ACPI_DMT_STRING:
+
+ Type = DT_FIELD_TYPE_STRING;
+ break;
+
+ case ACPI_DMT_BUFFER:
+ case ACPI_DMT_BUF7:
+ case ACPI_DMT_BUF16:
+ case ACPI_DMT_BUF128:
+ case ACPI_DMT_PCI_PATH:
+
+ Type = DT_FIELD_TYPE_BUFFER;
+ break;
+
+ case ACPI_DMT_GAS:
+ case ACPI_DMT_HESTNTFY:
+
+ Type = DT_FIELD_TYPE_INLINE_SUBTABLE;
+ break;
+
+ case ACPI_DMT_UNICODE:
+
+ Type = DT_FIELD_TYPE_UNICODE;
+ break;
+
+ case ACPI_DMT_UUID:
+
+ Type = DT_FIELD_TYPE_UUID;
+ break;
+
+ case ACPI_DMT_DEVICE_PATH:
+
+ Type = DT_FIELD_TYPE_DEVICE_PATH;
+ break;
+
+ case ACPI_DMT_LABEL:
+
+ Type = DT_FIELD_TYPE_LABEL;
+ break;
+
+ default:
+
+ Type = DT_FIELD_TYPE_INTEGER;
+ break;
+ }
+
+ return (Type);
+}
+
+
+/******************************************************************************
+ *
+ * FUNCTION: DtGetBufferLength
+ *
+ * PARAMETERS: Buffer - List of integers,
+ * for example "10 3A 4F 2E"
+ *
+ * RETURN: Count of integer
+ *
+ * DESCRIPTION: Get length of bytes needed to store the integers
+ *
+ *****************************************************************************/
+
+UINT32
+DtGetBufferLength (
+ char *Buffer)
+{
+ UINT32 ByteLength = 0;
+
+
+ while (*Buffer)
+ {
+ if (*Buffer == ' ')
+ {
+ ByteLength++;
+
+ while (*Buffer == ' ')
+ {
+ Buffer++;
+ }
+ }
+
+ Buffer++;
+ }
+
+ return (++ByteLength);
+}
+
+
+/******************************************************************************
+ *
+ * FUNCTION: DtGetFieldLength
+ *
+ * PARAMETERS: Field - Current field
+ * Info - Data table info
+ *
+ * RETURN: Field length
+ *
+ * DESCRIPTION: Get length of bytes needed to compile the field
+ *
+ * Note: This function must remain in sync with AcpiDmDumpTable.
+ *
+ *****************************************************************************/
+
+UINT32
+DtGetFieldLength (
+ DT_FIELD *Field,
+ ACPI_DMTABLE_INFO *Info)
+{
+ UINT32 ByteLength = 0;
+ char *Value;
+
+
+ /* Length is based upon the opcode for this field in the info table */
+
+ switch (Info->Opcode)
+ {
+ case ACPI_DMT_FLAG0:
+ case ACPI_DMT_FLAG1:
+ case ACPI_DMT_FLAG2:
+ case ACPI_DMT_FLAG3:
+ case ACPI_DMT_FLAG4:
+ case ACPI_DMT_FLAG5:
+ case ACPI_DMT_FLAG6:
+ case ACPI_DMT_FLAG7:
+ case ACPI_DMT_FLAGS0:
+ case ACPI_DMT_FLAGS1:
+ case ACPI_DMT_FLAGS2:
+ case ACPI_DMT_FLAGS4:
+ case ACPI_DMT_LABEL:
+ case ACPI_DMT_EXTRA_TEXT:
+
+ ByteLength = 0;
+ break;
+
+ case ACPI_DMT_UINT8:
+ case ACPI_DMT_CHKSUM:
+ case ACPI_DMT_SPACEID:
+ case ACPI_DMT_ACCWIDTH:
+ case ACPI_DMT_IVRS:
+ case ACPI_DMT_MADT:
+ case ACPI_DMT_PMTT:
+ case ACPI_DMT_SRAT:
+ case ACPI_DMT_ASF:
+ case ACPI_DMT_HESTNTYP:
+ case ACPI_DMT_FADTPM:
+ case ACPI_DMT_EINJACT:
+ case ACPI_DMT_EINJINST:
+ case ACPI_DMT_ERSTACT:
+ case ACPI_DMT_ERSTINST:
+
+ ByteLength = 1;
+ break;
+
+ case ACPI_DMT_UINT16:
+ case ACPI_DMT_DMAR:
+ case ACPI_DMT_HEST:
+ case ACPI_DMT_PCI_PATH:
+
+ ByteLength = 2;
+ break;
+
+ case ACPI_DMT_UINT24:
+
+ ByteLength = 3;
+ break;
+
+ case ACPI_DMT_UINT32:
+ case ACPI_DMT_NAME4:
+ case ACPI_DMT_SLIC:
+ case ACPI_DMT_SIG:
+
+ ByteLength = 4;
+ break;
+
+ case ACPI_DMT_UINT40:
+
+ ByteLength = 5;
+ break;
+
+ case ACPI_DMT_UINT48:
+ case ACPI_DMT_NAME6:
+
+ ByteLength = 6;
+ break;
+
+ case ACPI_DMT_UINT56:
+ case ACPI_DMT_BUF7:
+
+ ByteLength = 7;
+ break;
+
+ case ACPI_DMT_UINT64:
+ case ACPI_DMT_NAME8:
+
+ ByteLength = 8;
+ break;
+
+ case ACPI_DMT_STRING:
+
+ Value = DtGetFieldValue (Field);
+ if (Value)
+ {
+ ByteLength = ACPI_STRLEN (Value) + 1;
+ }
+ else
+ { /* At this point, this is a fatal error */
+
+ sprintf (MsgBuffer, "Expected \"%s\"", Info->Name);
+ DtFatal (ASL_MSG_COMPILER_INTERNAL, NULL, MsgBuffer);
+ return (0);
+ }
+ break;
+
+ case ACPI_DMT_GAS:
+
+ ByteLength = sizeof (ACPI_GENERIC_ADDRESS);
+ break;
+
+ case ACPI_DMT_HESTNTFY:
+
+ ByteLength = sizeof (ACPI_HEST_NOTIFY);
+ break;
+
+ case ACPI_DMT_BUFFER:
+
+ Value = DtGetFieldValue (Field);
+ if (Value)
+ {
+ ByteLength = DtGetBufferLength (Value);
+ }
+ else
+ { /* At this point, this is a fatal error */
+
+ sprintf (MsgBuffer, "Expected \"%s\"", Info->Name);
+ DtFatal (ASL_MSG_COMPILER_INTERNAL, NULL, MsgBuffer);
+ return (0);
+ }
+ break;
+
+ case ACPI_DMT_BUF16:
+ case ACPI_DMT_UUID:
+
+ ByteLength = 16;
+ break;
+
+ case ACPI_DMT_BUF128:
+
+ ByteLength = 128;
+ break;
+
+ case ACPI_DMT_UNICODE:
+
+ Value = DtGetFieldValue (Field);
+
+ /* TBD: error if Value is NULL? (as below?) */
+
+ ByteLength = (ACPI_STRLEN (Value) + 1) * sizeof(UINT16);
+ break;
+
+ default:
+
+ DtFatal (ASL_MSG_COMPILER_INTERNAL, Field, "Invalid table opcode");
+ return (0);
+ }
+
+ return (ByteLength);
+}
+
+
+/******************************************************************************
+ *
+ * FUNCTION: DtSum
+ *
+ * PARAMETERS: DT_WALK_CALLBACK:
+ * Subtable - Subtable
+ * Context - Unused
+ * ReturnValue - Store the checksum of subtable
+ *
+ * RETURN: Status
+ *
+ * DESCRIPTION: Get the checksum of subtable
+ *
+ *****************************************************************************/
+
+static void
+DtSum (
+ DT_SUBTABLE *Subtable,
+ void *Context,
+ void *ReturnValue)
+{
+ UINT8 Checksum;
+ UINT8 *Sum = ReturnValue;
+
+
+ Checksum = AcpiTbChecksum (Subtable->Buffer, Subtable->Length);
+ *Sum = (UINT8) (*Sum + Checksum);
+}
+
+
+/******************************************************************************
+ *
+ * FUNCTION: DtSetTableChecksum
+ *
+ * PARAMETERS: ChecksumPointer - Where to return the checksum
+ *
+ * RETURN: None
+ *
+ * DESCRIPTION: Set checksum of the whole data table into the checksum field
+ *
+ *****************************************************************************/
+
+void
+DtSetTableChecksum (
+ UINT8 *ChecksumPointer)
+{
+ UINT8 Checksum = 0;
+ UINT8 OldSum;
+
+
+ DtWalkTableTree (Gbl_RootTable, DtSum, NULL, &Checksum);
+
+ OldSum = *ChecksumPointer;
+ Checksum = (UINT8) (Checksum - OldSum);
+
+ /* Compute the final checksum */
+
+ Checksum = (UINT8) (0 - Checksum);
+ *ChecksumPointer = Checksum;
+}
+
+
+/******************************************************************************
+ *
+ * FUNCTION: DtSetTableLength
+ *
+ * PARAMETERS: None
+ *
+ * RETURN: None
+ *
+ * DESCRIPTION: Walk the subtables and set all the length fields
+ *
+ *****************************************************************************/
+
+void
+DtSetTableLength (
+ void)
+{
+ DT_SUBTABLE *ParentTable;
+ DT_SUBTABLE *ChildTable;
+
+
+ ParentTable = Gbl_RootTable;
+ ChildTable = NULL;
+
+ if (!ParentTable)
+ {
+ return;
+ }
+
+ DtSetSubtableLength (ParentTable);
+
+ while (1)
+ {
+ ChildTable = DtGetNextSubtable (ParentTable, ChildTable);
+ if (ChildTable)
+ {
+ if (ChildTable->LengthField)
+ {
+ DtSetSubtableLength (ChildTable);
+ }
+
+ if (ChildTable->Child)
+ {
+ ParentTable = ChildTable;
+ ChildTable = NULL;
+ }
+ else
+ {
+ ParentTable->TotalLength += ChildTable->TotalLength;
+ if (ParentTable->LengthField)
+ {
+ DtSetSubtableLength (ParentTable);
+ }
+ }
+ }
+ else
+ {
+ ChildTable = ParentTable;
+
+ if (ChildTable == Gbl_RootTable)
+ {
+ break;
+ }
+
+ ParentTable = DtGetParentSubtable (ParentTable);
+
+ ParentTable->TotalLength += ChildTable->TotalLength;
+ if (ParentTable->LengthField)
+ {
+ DtSetSubtableLength (ParentTable);
+ }
+ }
+ }
+}
+
+
+/******************************************************************************
+ *
+ * FUNCTION: DtWalkTableTree
+ *
+ * PARAMETERS: StartTable - Subtable in the tree where walking begins
+ * UserFunction - Called during the walk
+ * Context - Passed to user function
+ * ReturnValue - The return value of UserFunction
+ *
+ * RETURN: None
+ *
+ * DESCRIPTION: Performs a depth-first walk of the subtable tree
+ *
+ *****************************************************************************/
+
+void
+DtWalkTableTree (
+ DT_SUBTABLE *StartTable,
+ DT_WALK_CALLBACK UserFunction,
+ void *Context,
+ void *ReturnValue)
+{
+ DT_SUBTABLE *ParentTable;
+ DT_SUBTABLE *ChildTable;
+
+
+ ParentTable = StartTable;
+ ChildTable = NULL;
+
+ if (!ParentTable)
+ {
+ return;
+ }
+
+ UserFunction (ParentTable, Context, ReturnValue);
+
+ while (1)
+ {
+ ChildTable = DtGetNextSubtable (ParentTable, ChildTable);
+ if (ChildTable)
+ {
+ UserFunction (ChildTable, Context, ReturnValue);
+
+ if (ChildTable->Child)
+ {
+ ParentTable = ChildTable;
+ ChildTable = NULL;
+ }
+ }
+ else
+ {
+ ChildTable = ParentTable;
+ if (ChildTable == Gbl_RootTable)
+ {
+ break;
+ }
+
+ ParentTable = DtGetParentSubtable (ParentTable);
+
+ if (ChildTable->Peer == StartTable)
+ {
+ break;
+ }
+ }
+ }
+}
+
+
+/******************************************************************************
+ *
+ * FUNCTION: DtFreeFieldList
+ *
+ * PARAMETERS: None
+ *
+ * RETURN: None
+ *
+ * DESCRIPTION: Free the field list
+ *
+ *****************************************************************************/
+
+void
+DtFreeFieldList (
+ void)
+{
+ DT_FIELD *Field = Gbl_FieldList;
+ DT_FIELD *NextField;
+
+
+ /* Walk and free entire field list */
+
+ while (Field)
+ {
+ NextField = Field->Next; /* Save link */
+
+ if (!(Field->Flags & DT_FIELD_NOT_ALLOCATED))
+ {
+ ACPI_FREE (Field->Name);
+ ACPI_FREE (Field->Value);
+ }
+
+ ACPI_FREE (Field);
+ Field = NextField;
+ }
+}
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