| /****************************************************************************** |
| * |
| * Module Name: adisasm - Application-level disassembler routines |
| * |
| *****************************************************************************/ |
| |
| /* |
| * 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 "aslcompiler.h" |
| #include "amlcode.h" |
| #include "acdisasm.h" |
| #include "acdispat.h" |
| #include "acnamesp.h" |
| #include "acparser.h" |
| #include "acapps.h" |
| |
| #include <stdio.h> |
| |
| |
| #define _COMPONENT ACPI_TOOLS |
| ACPI_MODULE_NAME ("adisasm") |
| |
| /* Local prototypes */ |
| |
| static ACPI_STATUS |
| AdDoExternalFileList ( |
| char *Filename); |
| |
| static ACPI_STATUS |
| AdDisassembleOneTable ( |
| ACPI_TABLE_HEADER *Table, |
| FILE *File, |
| char *Filename, |
| char *DisasmFilename); |
| |
| static ACPI_STATUS |
| AdReparseOneTable ( |
| ACPI_TABLE_HEADER *Table, |
| FILE *File, |
| ACPI_OWNER_ID OwnerId); |
| |
| |
| ACPI_TABLE_DESC LocalTables[1]; |
| ACPI_PARSE_OBJECT *AcpiGbl_ParseOpRoot; |
| |
| |
| /* Stubs for everything except 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 |
| |
| |
| /******************************************************************************* |
| * |
| * 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: Disassembler entry point. Disassemble an entire ACPI table. |
| * |
| *****************************************************************************/ |
| |
| ACPI_STATUS |
| AdAmlDisassemble ( |
| BOOLEAN OutToFile, |
| char *Filename, |
| char *Prefix, |
| char **OutFilename) |
| { |
| ACPI_STATUS Status; |
| char *DisasmFilename = NULL; |
| FILE *File = NULL; |
| ACPI_TABLE_HEADER *Table = NULL; |
| ACPI_NEW_TABLE_DESC *ListHead = NULL; |
| |
| |
| /* |
| * Input: AML code from either a file or via GetTables (memory or |
| * registry) |
| */ |
| if (Filename) |
| { |
| /* Get the list of all AML tables in the file */ |
| |
| Status = AcGetAllTablesFromFile (Filename, |
| ACPI_GET_ALL_TABLES, &ListHead); |
| if (ACPI_FAILURE (Status)) |
| { |
| AcpiOsPrintf ("Could not get ACPI tables from %s, %s\n", |
| Filename, AcpiFormatException (Status)); |
| return (Status); |
| } |
| |
| /* Process any user-specified files for external objects */ |
| |
| Status = AdDoExternalFileList (Filename); |
| if (ACPI_FAILURE (Status)) |
| { |
| return (Status); |
| } |
| } |
| 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; |
| |
| /* Disassemble all AML tables within the file */ |
| |
| while (ListHead) |
| { |
| Status = AdDisassembleOneTable (ListHead->Table, |
| File, Filename, DisasmFilename); |
| if (ACPI_FAILURE (Status)) |
| { |
| break; |
| } |
| |
| ListHead = ListHead->Next; |
| } |
| |
| Cleanup: |
| |
| if (Table && |
| !AcpiGbl_ForceAmlDisassembly && |
| !AcpiUtIsAmlTable (Table)) |
| { |
| ACPI_FREE (Table); |
| } |
| |
| if (File) |
| { |
| fclose (File); |
| AcpiOsRedirectOutput (stdout); |
| } |
| |
| AcpiPsDeleteParseTree (AcpiGbl_ParseOpRoot); |
| AcpiGbl_ParseOpRoot = NULL; |
| return (Status); |
| } |
| |
| |
| /****************************************************************************** |
| * |
| * FUNCTION: AdDisassembleOneTable |
| * |
| * PARAMETERS: Table - Raw AML table |
| * File - Pointer for the input file |
| * Filename - AML input filename |
| * DisasmFilename - Output filename |
| * |
| * RETURN: Status |
| * |
| * DESCRIPTION: Disassemble a single ACPI table. AML or data table. |
| * |
| *****************************************************************************/ |
| |
| static ACPI_STATUS |
| AdDisassembleOneTable ( |
| ACPI_TABLE_HEADER *Table, |
| FILE *File, |
| char *Filename, |
| char *DisasmFilename) |
| { |
| ACPI_STATUS Status; |
| ACPI_OWNER_ID OwnerId; |
| |
| |
| /* ForceAmlDisassembly means to assume the table contains valid AML */ |
| |
| if (!AcpiGbl_ForceAmlDisassembly && !AcpiUtIsAmlTable (Table)) |
| { |
| AdDisassemblerHeader (Filename, ACPI_IS_DATA_TABLE); |
| |
| /* This is a "Data Table" (non-AML 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)); |
| } |
| |
| return (AE_OK); |
| } |
| |
| /* |
| * This is an AML table (DSDT or SSDT). |
| * 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)); |
| return (Status); |
| } |
| |
| /* Debug output, namespace and parse tree */ |
| |
| if (AslCompilerdebug && File) |
| { |
| AcpiOsPrintf ("/**** Before second load\n"); |
| |
| 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 ()) |
| { |
| Status = AdReparseOneTable (Table, File, OwnerId); |
| if (ACPI_FAILURE (Status)) |
| { |
| return (Status); |
| } |
| } |
| |
| /* |
| * 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)); |
| } |
| } |
| |
| return (AE_OK); |
| } |
| |
| |
| /****************************************************************************** |
| * |
| * FUNCTION: AdReparseOneTable |
| * |
| * PARAMETERS: Table - Raw AML table |
| * File - Pointer for the input file |
| * OwnerId - ID for this table |
| * |
| * RETURN: Status |
| * |
| * DESCRIPTION: Reparse a table that has already been loaded. Used to |
| * integrate information about external control methods. |
| * These methods may have been previously parsed incorrectly. |
| * |
| *****************************************************************************/ |
| |
| static ACPI_STATUS |
| AdReparseOneTable ( |
| ACPI_TABLE_HEADER *Table, |
| FILE *File, |
| ACPI_OWNER_ID OwnerId) |
| { |
| ACPI_STATUS Status; |
| |
| |
| 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 (); |
| if (ACPI_FAILURE (Status)) |
| { |
| return (Status); |
| } |
| |
| /* 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)); |
| return (Status); |
| } |
| |
| /* Cross reference the namespace again */ |
| |
| AcpiDmFinishNamespaceLoad (AcpiGbl_ParseOpRoot, |
| AcpiGbl_RootNode, OwnerId); |
| |
| AcpiDmCrossReferenceNamespace (AcpiGbl_ParseOpRoot, |
| AcpiGbl_RootNode, OwnerId); |
| |
| /* Debug output - namespace and parse tree */ |
| |
| if (AslCompilerdebug) |
| { |
| AcpiOsPrintf ("/**** After second load and resource conversion\n"); |
| if (File) |
| { |
| NsSetupNamespaceListing (File); |
| NsDisplayNamespace (); |
| } |
| |
| AcpiOsPrintf ("*****/\n"); |
| AcpiDmDumpTree (AcpiGbl_ParseOpRoot); |
| } |
| |
| return (AE_OK); |
| } |
| |
| |
| /****************************************************************************** |
| * |
| * FUNCTION: AdDoExternalFileList |
| * |
| * PARAMETERS: Filename - Input file for the table |
| * |
| * RETURN: Status |
| * |
| * DESCRIPTION: Process all tables found in the -e external files list |
| * |
| *****************************************************************************/ |
| |
| static ACPI_STATUS |
| AdDoExternalFileList ( |
| char *Filename) |
| { |
| ACPI_EXTERNAL_FILE *ExternalFileList; |
| char *ExternalFilename; |
| ACPI_NEW_TABLE_DESC *ExternalListHead = NULL; |
| ACPI_STATUS Status; |
| ACPI_STATUS GlobalStatus = AE_OK; |
| ACPI_OWNER_ID OwnerId; |
| |
| |
| /* |
| * External filenames are specified on the command line like this: |
| * Example: iasl -e file1,file2,file3 -d xxx.aml |
| */ |
| ExternalFileList = AcpiGbl_ExternalFileList; |
| |
| /* Process each external file */ |
| |
| while (ExternalFileList) |
| { |
| ExternalFilename = ExternalFileList->Path; |
| if (!strcmp (ExternalFilename, Filename)) |
| { |
| /* Next external file */ |
| |
| ExternalFileList = ExternalFileList->Next; |
| continue; |
| } |
| |
| AcpiOsPrintf ("External object resolution file %16s\n", |
| ExternalFilename); |
| |
| Status = AcGetAllTablesFromFile ( |
| ExternalFilename, ACPI_GET_ONLY_AML_TABLES, &ExternalListHead); |
| if (ACPI_FAILURE (Status)) |
| { |
| if (Status == AE_TYPE) |
| { |
| ExternalFileList = ExternalFileList->Next; |
| GlobalStatus = AE_TYPE; |
| Status = AE_OK; |
| continue; |
| } |
| |
| return (Status); |
| } |
| |
| /* Load external tables for symbol resolution */ |
| |
| while (ExternalListHead) |
| { |
| Status = AdParseTable ( |
| ExternalListHead->Table, &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); |
| |
| ExternalListHead = ExternalListHead->Next; |
| } |
| |
| /* 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 (); |
| return (AE_OK); |
| } |