freebsd-dev/sys/contrib/dev/acpica/common/adisasm.c
2015-08-26 17:13:47 +00:00

985 lines
27 KiB
C

/******************************************************************************
*
* Module Name: adisasm - Application-level disassembler routines
*
*****************************************************************************/
/*
* Copyright (C) 2000 - 2015, 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 <contrib/dev/acpica/compiler/aslcompiler.h>
#include <contrib/dev/acpica/include/acparser.h>
#include <contrib/dev/acpica/include/amlcode.h>
#include <contrib/dev/acpica/include/acdisasm.h>
#include <contrib/dev/acpica/include/acdispat.h>
#include <contrib/dev/acpica/include/acnamesp.h>
#include <contrib/dev/acpica/include/actables.h>
#include <contrib/dev/acpica/include/acapps.h>
#include <stdio.h>
#include <time.h>
#define _COMPONENT ACPI_TOOLS
ACPI_MODULE_NAME ("adisasm")
/* Local prototypes */
static void
AdCreateTableHeader (
char *Filename,
ACPI_TABLE_HEADER *Table);
static ACPI_STATUS
AdStoreTable (
ACPI_TABLE_HEADER *Table,
UINT32 *TableIndex);
/* Stubs for ASL compiler */
#ifndef ACPI_ASL_COMPILER
BOOLEAN
AcpiDsIsResultUsed (
ACPI_PARSE_OBJECT *Op,
ACPI_WALK_STATE *WalkState)
{
return TRUE;
}
ACPI_STATUS
AcpiDsMethodError (
ACPI_STATUS Status,
ACPI_WALK_STATE *WalkState)
{
return (Status);
}
#endif
ACPI_STATUS
AcpiNsLoadTable (
UINT32 TableIndex,
ACPI_NAMESPACE_NODE *Node)
{
return (AE_NOT_IMPLEMENTED);
}
ACPI_STATUS
AcpiDsRestartControlMethod (
ACPI_WALK_STATE *WalkState,
ACPI_OPERAND_OBJECT *ReturnDesc)
{
return (AE_OK);
}
void
AcpiDsTerminateControlMethod (
ACPI_OPERAND_OBJECT *MethodDesc,
ACPI_WALK_STATE *WalkState)
{
return;
}
ACPI_STATUS
AcpiDsCallControlMethod (
ACPI_THREAD_STATE *Thread,
ACPI_WALK_STATE *WalkState,
ACPI_PARSE_OBJECT *Op)
{
return (AE_OK);
}
ACPI_STATUS
AcpiDsMethodDataInitArgs (
ACPI_OPERAND_OBJECT **Params,
UINT32 MaxParamCount,
ACPI_WALK_STATE *WalkState)
{
return (AE_OK);
}
static ACPI_TABLE_DESC LocalTables[1];
static ACPI_PARSE_OBJECT *AcpiGbl_ParseOpRoot;
/*******************************************************************************
*
* FUNCTION: AdInitialize
*
* PARAMETERS: None
*
* RETURN: Status
*
* DESCRIPTION: ACPICA and local initialization
*
******************************************************************************/
ACPI_STATUS
AdInitialize (
void)
{
ACPI_STATUS Status;
/* ACPICA subsystem initialization */
Status = AcpiOsInitialize ();
if (ACPI_FAILURE (Status))
{
return (Status);
}
Status = AcpiUtInitGlobals ();
if (ACPI_FAILURE (Status))
{
return (Status);
}
Status = AcpiUtMutexInitialize ();
if (ACPI_FAILURE (Status))
{
return (Status);
}
Status = AcpiNsRootInitialize ();
if (ACPI_FAILURE (Status))
{
return (Status);
}
/* Setup the Table Manager (cheat - there is no RSDT) */
AcpiGbl_RootTableList.MaxTableCount = 1;
AcpiGbl_RootTableList.CurrentTableCount = 0;
AcpiGbl_RootTableList.Tables = LocalTables;
return (Status);
}
/******************************************************************************
*
* FUNCTION: AdAmlDisassemble
*
* PARAMETERS: Filename - AML input filename
* OutToFile - TRUE if output should go to a file
* Prefix - Path prefix for output
* OutFilename - where the filename is returned
*
* RETURN: Status
*
* DESCRIPTION: Disassemble an entire ACPI table
*
*****************************************************************************/
ACPI_STATUS
AdAmlDisassemble (
BOOLEAN OutToFile,
char *Filename,
char *Prefix,
char **OutFilename)
{
ACPI_STATUS Status;
ACPI_STATUS GlobalStatus = AE_OK;
char *DisasmFilename = NULL;
char *ExternalFilename;
ACPI_EXTERNAL_FILE *ExternalFileList = AcpiGbl_ExternalFileList;
FILE *File = NULL;
ACPI_TABLE_HEADER *Table = NULL;
ACPI_TABLE_HEADER *ExternalTable;
ACPI_OWNER_ID OwnerId;
/*
* Input: AML code from either a file or via GetTables (memory or
* registry)
*/
if (Filename)
{
Status = AcpiDbGetTableFromFile (Filename, &Table, FALSE);
if (ACPI_FAILURE (Status))
{
return (Status);
}
/*
* External filenames separated by commas
* Example: iasl -e file1,file2,file3 -d xxx.aml
*/
while (ExternalFileList)
{
ExternalFilename = ExternalFileList->Path;
if (!strcmp (ExternalFilename, Filename))
{
/* Next external file */
ExternalFileList = ExternalFileList->Next;
continue;
}
Status = AcpiDbGetTableFromFile (ExternalFilename, &ExternalTable, TRUE);
if (ACPI_FAILURE (Status))
{
if (Status == AE_TYPE)
{
ExternalFileList = ExternalFileList->Next;
GlobalStatus = AE_TYPE;
Status = AE_OK;
continue;
}
return (Status);
}
/* Load external table for symbol resolution */
if (ExternalTable)
{
Status = AdParseTable (ExternalTable, &OwnerId, TRUE, TRUE);
if (ACPI_FAILURE (Status))
{
AcpiOsPrintf ("Could not parse external ACPI tables, %s\n",
AcpiFormatException (Status));
return (Status);
}
/*
* Load namespace from names created within control methods
* Set owner id of nodes in external table
*/
AcpiDmFinishNamespaceLoad (AcpiGbl_ParseOpRoot,
AcpiGbl_RootNode, OwnerId);
AcpiPsDeleteParseTree (AcpiGbl_ParseOpRoot);
}
/* Next external file */
ExternalFileList = ExternalFileList->Next;
}
if (ACPI_FAILURE (GlobalStatus))
{
return (GlobalStatus);
}
/* Clear external list generated by Scope in external tables */
if (AcpiGbl_ExternalFileList)
{
AcpiDmClearExternalList ();
}
/* Load any externals defined in the optional external ref file */
AcpiDmGetExternalsFromFile ();
}
else
{
Status = AdGetLocalTables ();
if (ACPI_FAILURE (Status))
{
AcpiOsPrintf ("Could not get ACPI tables, %s\n",
AcpiFormatException (Status));
return (Status);
}
if (!AcpiGbl_DmOpt_Disasm)
{
return (AE_OK);
}
/* Obtained the local tables, just disassemble the DSDT */
Status = AcpiGetTable (ACPI_SIG_DSDT, 0, &Table);
if (ACPI_FAILURE (Status))
{
AcpiOsPrintf ("Could not get DSDT, %s\n",
AcpiFormatException (Status));
return (Status);
}
AcpiOsPrintf ("\nDisassembly of DSDT\n");
Prefix = AdGenerateFilename ("dsdt", Table->OemTableId);
}
/*
* Output: ASL code. Redirect to a file if requested
*/
if (OutToFile)
{
/* Create/Open a disassembly output file */
DisasmFilename = FlGenerateFilename (Prefix, FILE_SUFFIX_DISASSEMBLY);
if (!DisasmFilename)
{
fprintf (stderr, "Could not generate output filename\n");
Status = AE_ERROR;
goto Cleanup;
}
File = fopen (DisasmFilename, "w+");
if (!File)
{
fprintf (stderr, "Could not open output file %s\n", DisasmFilename);
Status = AE_ERROR;
goto Cleanup;
}
AcpiOsRedirectOutput (File);
}
*OutFilename = DisasmFilename;
/* ForceAmlDisassembly means to assume the table contains valid AML */
if (!AcpiGbl_ForceAmlDisassembly && !AcpiUtIsAmlTable (Table))
{
AdDisassemblerHeader (Filename, ACPI_IS_DATA_TABLE);
AcpiOsPrintf (" * ACPI Data Table [%4.4s]\n *\n",
Table->Signature);
AcpiOsPrintf (" * Format: [HexOffset DecimalOffset ByteLength] "
"FieldName : FieldValue\n */\n\n");
AcpiDmDumpDataTable (Table);
fprintf (stderr, "Acpi Data Table [%4.4s] decoded\n",
Table->Signature);
if (File)
{
fprintf (stderr, "Formatted output: %s - %u bytes\n",
DisasmFilename, CmGetFileSize (File));
}
}
else
{
/* Always parse the tables, only option is what to display */
Status = AdParseTable (Table, &OwnerId, TRUE, FALSE);
if (ACPI_FAILURE (Status))
{
AcpiOsPrintf ("Could not parse ACPI tables, %s\n",
AcpiFormatException (Status));
goto Cleanup;
}
if (AslCompilerdebug)
{
AcpiOsPrintf ("/**** Before second load\n");
if (File)
{
NsSetupNamespaceListing (File);
NsDisplayNamespace ();
}
AcpiOsPrintf ("*****/\n");
}
/* Load namespace from names created within control methods */
AcpiDmFinishNamespaceLoad (AcpiGbl_ParseOpRoot,
AcpiGbl_RootNode, OwnerId);
/*
* Cross reference the namespace here, in order to
* generate External() statements
*/
AcpiDmCrossReferenceNamespace (AcpiGbl_ParseOpRoot,
AcpiGbl_RootNode, OwnerId);
if (AslCompilerdebug)
{
AcpiDmDumpTree (AcpiGbl_ParseOpRoot);
}
/* Find possible calls to external control methods */
AcpiDmFindOrphanMethods (AcpiGbl_ParseOpRoot);
/*
* If we found any external control methods, we must reparse
* the entire tree with the new information (namely, the
* number of arguments per method)
*/
if (AcpiDmGetExternalMethodCount ())
{
fprintf (stderr,
"\nFound %u external control methods, "
"reparsing with new information\n",
AcpiDmGetExternalMethodCount ());
/* Reparse, rebuild namespace */
AcpiPsDeleteParseTree (AcpiGbl_ParseOpRoot);
AcpiGbl_ParseOpRoot = NULL;
AcpiNsDeleteNamespaceSubtree (AcpiGbl_RootNode);
AcpiGbl_RootNode = NULL;
AcpiGbl_RootNodeStruct.Name.Integer = ACPI_ROOT_NAME;
AcpiGbl_RootNodeStruct.DescriptorType = ACPI_DESC_TYPE_NAMED;
AcpiGbl_RootNodeStruct.Type = ACPI_TYPE_DEVICE;
AcpiGbl_RootNodeStruct.Parent = NULL;
AcpiGbl_RootNodeStruct.Child = NULL;
AcpiGbl_RootNodeStruct.Peer = NULL;
AcpiGbl_RootNodeStruct.Object = NULL;
AcpiGbl_RootNodeStruct.Flags = 0;
Status = AcpiNsRootInitialize ();
/* New namespace, add the external definitions first */
AcpiDmAddExternalsToNamespace ();
/* Parse the table again. No need to reload it, however */
Status = AdParseTable (Table, NULL, FALSE, FALSE);
if (ACPI_FAILURE (Status))
{
AcpiOsPrintf ("Could not parse ACPI tables, %s\n",
AcpiFormatException (Status));
goto Cleanup;
}
/* Cross reference the namespace again */
AcpiDmFinishNamespaceLoad (AcpiGbl_ParseOpRoot,
AcpiGbl_RootNode, OwnerId);
AcpiDmCrossReferenceNamespace (AcpiGbl_ParseOpRoot,
AcpiGbl_RootNode, OwnerId);
if (AslCompilerdebug)
{
AcpiOsPrintf ("/**** After second load and resource conversion\n");
if (File)
{
NsSetupNamespaceListing (File);
NsDisplayNamespace ();
}
AcpiOsPrintf ("*****/\n");
AcpiDmDumpTree (AcpiGbl_ParseOpRoot);
}
}
/*
* Now that the namespace is finalized, we can perform namespace
* transforms.
*
* 1) Convert fixed-offset references to resource descriptors
* to symbolic references (Note: modifies namespace)
*/
AcpiDmConvertResourceIndexes (AcpiGbl_ParseOpRoot, AcpiGbl_RootNode);
/* Optional displays */
if (AcpiGbl_DmOpt_Disasm)
{
/* This is the real disassembly */
AdDisplayTables (Filename, Table);
/* Dump hex table if requested (-vt) */
AcpiDmDumpDataTable (Table);
fprintf (stderr, "Disassembly completed\n");
if (File)
{
fprintf (stderr, "ASL Output: %s - %u bytes\n",
DisasmFilename, CmGetFileSize (File));
}
if (Gbl_MapfileFlag)
{
fprintf (stderr, "%14s %s - %u bytes\n",
Gbl_Files[ASL_FILE_MAP_OUTPUT].ShortDescription,
Gbl_Files[ASL_FILE_MAP_OUTPUT].Filename,
FlGetFileSize (ASL_FILE_MAP_OUTPUT));
}
}
}
Cleanup:
if (Table && !AcpiGbl_ForceAmlDisassembly &&!AcpiUtIsAmlTable (Table))
{
ACPI_FREE (Table);
}
if (File)
{
if (AslCompilerdebug) /* Display final namespace, with transforms */
{
NsSetupNamespaceListing (File);
NsDisplayNamespace ();
}
fclose (File);
AcpiOsRedirectOutput (stdout);
}
AcpiPsDeleteParseTree (AcpiGbl_ParseOpRoot);
AcpiGbl_ParseOpRoot = NULL;
return (Status);
}
/******************************************************************************
*
* FUNCTION: AdDisassemblerHeader
*
* PARAMETERS: Filename - Input file for the table
* TableType - Either AML or DataTable
*
* RETURN: None
*
* DESCRIPTION: Create the disassembler header, including ACPICA signon with
* current time and date.
*
*****************************************************************************/
void
AdDisassemblerHeader (
char *Filename,
UINT8 TableType)
{
time_t Timer;
time (&Timer);
/* Header and input table info */
AcpiOsPrintf ("/*\n");
AcpiOsPrintf (ACPI_COMMON_HEADER (AML_DISASSEMBLER_NAME, " * "));
if (TableType == ACPI_IS_AML_TABLE)
{
if (AcpiGbl_CstyleDisassembly)
{
AcpiOsPrintf (
" * Disassembling to symbolic ASL+ operators\n"
" *\n");
}
else
{
AcpiOsPrintf (
" * Disassembling to non-symbolic legacy ASL operators\n"
" *\n");
}
}
AcpiOsPrintf (" * Disassembly of %s, %s", Filename, ctime (&Timer));
AcpiOsPrintf (" *\n");
}
/******************************************************************************
*
* FUNCTION: AdCreateTableHeader
*
* PARAMETERS: Filename - Input file for the table
* Table - Pointer to the raw table
*
* RETURN: None
*
* DESCRIPTION: Create the ASL table header, including ACPICA signon with
* current time and date.
*
*****************************************************************************/
static void
AdCreateTableHeader (
char *Filename,
ACPI_TABLE_HEADER *Table)
{
char *NewFilename;
UINT8 Checksum;
/*
* Print file header and dump original table header
*/
AdDisassemblerHeader (Filename, ACPI_IS_AML_TABLE);
AcpiOsPrintf (" * Original Table Header:\n");
AcpiOsPrintf (" * Signature \"%4.4s\"\n", Table->Signature);
AcpiOsPrintf (" * Length 0x%8.8X (%u)\n", Table->Length, Table->Length);
/* Print and validate the revision */
AcpiOsPrintf (" * Revision 0x%2.2X", Table->Revision);
switch (Table->Revision)
{
case 0:
AcpiOsPrintf (" **** Invalid Revision");
break;
case 1:
/* Revision of DSDT controls the ACPI integer width */
if (ACPI_COMPARE_NAME (Table->Signature, ACPI_SIG_DSDT))
{
AcpiOsPrintf (" **** 32-bit table (V1), no 64-bit math support");
}
break;
default:
break;
}
AcpiOsPrintf ("\n");
/* Print and validate the table checksum */
AcpiOsPrintf (" * Checksum 0x%2.2X", Table->Checksum);
Checksum = AcpiTbChecksum (ACPI_CAST_PTR (UINT8, Table), Table->Length);
if (Checksum)
{
AcpiOsPrintf (" **** Incorrect checksum, should be 0x%2.2X",
(UINT8) (Table->Checksum - Checksum));
}
AcpiOsPrintf ("\n");
AcpiOsPrintf (" * OEM ID \"%.6s\"\n", Table->OemId);
AcpiOsPrintf (" * OEM Table ID \"%.8s\"\n", Table->OemTableId);
AcpiOsPrintf (" * OEM Revision 0x%8.8X (%u)\n", Table->OemRevision, Table->OemRevision);
AcpiOsPrintf (" * Compiler ID \"%.4s\"\n", Table->AslCompilerId);
AcpiOsPrintf (" * Compiler Version 0x%8.8X (%u)\n", Table->AslCompilerRevision, Table->AslCompilerRevision);
AcpiOsPrintf (" */\n");
/* Create AML output filename based on input filename */
if (Filename)
{
NewFilename = FlGenerateFilename (Filename, "aml");
}
else
{
NewFilename = UtStringCacheCalloc (9);
if (NewFilename)
{
strncat (NewFilename, Table->Signature, 4);
strcat (NewFilename, ".aml");
}
}
if (!NewFilename)
{
AcpiOsPrintf (" **** Could not generate AML output filename\n");
return;
}
/* Open the ASL definition block */
AcpiOsPrintf (
"DefinitionBlock (\"%s\", \"%4.4s\", %hu, \"%.6s\", \"%.8s\", 0x%8.8X)\n",
NewFilename, Table->Signature, Table->Revision,
Table->OemId, Table->OemTableId, Table->OemRevision);
}
/******************************************************************************
*
* FUNCTION: AdDisplayTables
*
* PARAMETERS: Filename - Input file for the table
* Table - Pointer to the raw table
*
* RETURN: Status
*
* DESCRIPTION: Display (disassemble) loaded tables and dump raw tables
*
*****************************************************************************/
ACPI_STATUS
AdDisplayTables (
char *Filename,
ACPI_TABLE_HEADER *Table)
{
if (!AcpiGbl_ParseOpRoot)
{
return (AE_NOT_EXIST);
}
if (!AcpiGbl_DmOpt_Listing)
{
AdCreateTableHeader (Filename, Table);
}
AcpiDmDisassemble (NULL, AcpiGbl_ParseOpRoot, ACPI_UINT32_MAX);
MpEmitMappingInfo ();
if (AcpiGbl_DmOpt_Listing)
{
AcpiOsPrintf ("\n\nTable Header:\n");
AcpiUtDebugDumpBuffer ((UINT8 *) Table, sizeof (ACPI_TABLE_HEADER),
DB_BYTE_DISPLAY, ACPI_UINT32_MAX);
AcpiOsPrintf ("Table Body (Length 0x%X)\n", Table->Length);
AcpiUtDebugDumpBuffer (((UINT8 *) Table + sizeof (ACPI_TABLE_HEADER)),
Table->Length, DB_BYTE_DISPLAY, ACPI_UINT32_MAX);
}
return (AE_OK);
}
/*******************************************************************************
*
* FUNCTION: AdStoreTable
*
* PARAMETERS: Table - Table header
* TableIndex - Where the table index is returned
*
* RETURN: Status and table index.
*
* DESCRIPTION: Add an ACPI table to the global table list
*
******************************************************************************/
static ACPI_STATUS
AdStoreTable (
ACPI_TABLE_HEADER *Table,
UINT32 *TableIndex)
{
ACPI_STATUS Status;
ACPI_TABLE_DESC *TableDesc;
Status = AcpiTbGetNextTableDescriptor (TableIndex, &TableDesc);
if (ACPI_FAILURE (Status))
{
return (Status);
}
/* Initialize added table */
AcpiTbInitTableDescriptor (TableDesc, ACPI_PTR_TO_PHYSADDR (Table),
ACPI_TABLE_ORIGIN_INTERNAL_VIRTUAL, Table);
Status = AcpiTbValidateTable (TableDesc);
return (Status);
}
/******************************************************************************
*
* FUNCTION: AdGetLocalTables
*
* PARAMETERS: None
*
* RETURN: Status
*
* DESCRIPTION: Get the ACPI tables from either memory or a file
*
*****************************************************************************/
ACPI_STATUS
AdGetLocalTables (
void)
{
ACPI_STATUS Status;
ACPI_TABLE_HEADER TableHeader;
ACPI_TABLE_HEADER *NewTable;
UINT32 TableIndex;
/* Get the DSDT via table override */
ACPI_MOVE_32_TO_32 (TableHeader.Signature, ACPI_SIG_DSDT);
AcpiOsTableOverride (&TableHeader, &NewTable);
if (!NewTable)
{
fprintf (stderr, "Could not obtain DSDT\n");
return (AE_NO_ACPI_TABLES);
}
AdWriteTable (NewTable, NewTable->Length,
ACPI_SIG_DSDT, NewTable->OemTableId);
/* Store DSDT in the Table Manager */
Status = AdStoreTable (NewTable, &TableIndex);
if (ACPI_FAILURE (Status))
{
fprintf (stderr, "Could not store DSDT\n");
return (AE_NO_ACPI_TABLES);
}
return (AE_OK);
}
/******************************************************************************
*
* FUNCTION: AdParseTable
*
* PARAMETERS: Table - Pointer to the raw table
* OwnerId - Returned OwnerId of the table
* LoadTable - If add table to the global table list
* External - If this is an external table
*
* RETURN: Status
*
* DESCRIPTION: Parse the DSDT.
*
*****************************************************************************/
ACPI_STATUS
AdParseTable (
ACPI_TABLE_HEADER *Table,
ACPI_OWNER_ID *OwnerId,
BOOLEAN LoadTable,
BOOLEAN External)
{
ACPI_STATUS Status = AE_OK;
ACPI_WALK_STATE *WalkState;
UINT8 *AmlStart;
UINT32 AmlLength;
UINT32 TableIndex;
if (!Table)
{
return (AE_NOT_EXIST);
}
/* Pass 1: Parse everything except control method bodies */
fprintf (stderr, "Pass 1 parse of [%4.4s]\n", (char *) Table->Signature);
AmlLength = Table->Length - sizeof (ACPI_TABLE_HEADER);
AmlStart = ((UINT8 *) Table + sizeof (ACPI_TABLE_HEADER));
/* Create the root object */
AcpiGbl_ParseOpRoot = AcpiPsCreateScopeOp (AmlStart);
if (!AcpiGbl_ParseOpRoot)
{
return (AE_NO_MEMORY);
}
/* Create and initialize a new walk state */
WalkState = AcpiDsCreateWalkState (0,
AcpiGbl_ParseOpRoot, NULL, NULL);
if (!WalkState)
{
return (AE_NO_MEMORY);
}
Status = AcpiDsInitAmlWalk (WalkState, AcpiGbl_ParseOpRoot,
NULL, AmlStart, AmlLength, NULL, ACPI_IMODE_LOAD_PASS1);
if (ACPI_FAILURE (Status))
{
return (Status);
}
WalkState->ParseFlags &= ~ACPI_PARSE_DELETE_TREE;
WalkState->ParseFlags |= ACPI_PARSE_DISASSEMBLE;
Status = AcpiPsParseAml (WalkState);
if (ACPI_FAILURE (Status))
{
return (Status);
}
/* If LoadTable is FALSE, we are parsing the last loaded table */
TableIndex = AcpiGbl_RootTableList.CurrentTableCount - 1;
/* Pass 2 */
if (LoadTable)
{
Status = AdStoreTable (Table, &TableIndex);
if (ACPI_FAILURE (Status))
{
return (Status);
}
Status = AcpiTbAllocateOwnerId (TableIndex);
if (ACPI_FAILURE (Status))
{
return (Status);
}
if (OwnerId)
{
Status = AcpiTbGetOwnerId (TableIndex, OwnerId);
if (ACPI_FAILURE (Status))
{
return (Status);
}
}
}
fprintf (stderr, "Pass 2 parse of [%4.4s]\n", (char *) Table->Signature);
Status = AcpiNsOneCompleteParse (ACPI_IMODE_LOAD_PASS2, TableIndex, NULL);
if (ACPI_FAILURE (Status))
{
return (Status);
}
/* No need to parse control methods of external table */
if (External)
{
return (AE_OK);
}
/*
* Pass 3: Parse control methods and link their parse trees
* into the main parse tree
*/
fprintf (stderr,
"Parsing Deferred Opcodes (Methods/Buffers/Packages/Regions)\n");
Status = AcpiDmParseDeferredOps (AcpiGbl_ParseOpRoot);
fprintf (stderr, "\n");
/* Process Resource Templates */
AcpiDmFindResources (AcpiGbl_ParseOpRoot);
fprintf (stderr, "Parsing completed\n");
return (AE_OK);
}