/****************************************************************************** * * Module Name: dmtables - disassembler ACPI table support * *****************************************************************************/ /****************************************************************************** * * 1. Copyright Notice * * Some or all of this work - Copyright (c) 1999 - 2018, Intel Corp. * All rights reserved. * * 2. License * * 2.1. This is your license from Intel Corp. under its intellectual property * rights. You may have additional license terms from the party that provided * you this software, covering your right to use that party's intellectual * property rights. * * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a * copy of the source code appearing in this file ("Covered Code") an * irrevocable, perpetual, worldwide license under Intel's copyrights in the * base code distributed originally by Intel ("Original Intel Code") to copy, * make derivatives, distribute, use and display any portion of the Covered * Code in any form, with the right to sublicense such rights; and * * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent * license (with the right to sublicense), under only those claims of Intel * patents that are infringed by the Original Intel Code, to make, use, sell, * offer to sell, and import the Covered Code and derivative works thereof * solely to the minimum extent necessary to exercise the above copyright * license, and in no event shall the patent license extend to any additions * to or modifications of the Original Intel Code. No other license or right * is granted directly or by implication, estoppel or otherwise; * * The above copyright and patent license is granted only if the following * conditions are met: * * 3. Conditions * * 3.1. Redistribution of Source with Rights to Further Distribute Source. * Redistribution of source code of any substantial portion of the Covered * Code or modification with rights to further distribute source must include * the above Copyright Notice, the above License, this list of Conditions, * and the following Disclaimer and Export Compliance provision. In addition, * Licensee must cause all Covered Code to which Licensee contributes to * contain a file documenting the changes Licensee made to create that Covered * Code and the date of any change. Licensee must include in that file the * documentation of any changes made by any predecessor Licensee. Licensee * must include a prominent statement that the modification is derived, * directly or indirectly, from Original Intel Code. * * 3.2. Redistribution of Source with no Rights to Further Distribute Source. * Redistribution of source code of any substantial portion of the Covered * Code or modification without rights to further distribute source must * include the following Disclaimer and Export Compliance provision in the * documentation and/or other materials provided with distribution. In * addition, Licensee may not authorize further sublicense of source of any * portion of the Covered Code, and must include terms to the effect that the * license from Licensee to its licensee is limited to the intellectual * property embodied in the software Licensee provides to its licensee, and * not to intellectual property embodied in modifications its licensee may * make. * * 3.3. Redistribution of Executable. Redistribution in executable form of any * substantial portion of the Covered Code or modification must reproduce the * above Copyright Notice, and the following Disclaimer and Export Compliance * provision in the documentation and/or other materials provided with the * distribution. * * 3.4. Intel retains all right, title, and interest in and to the Original * Intel Code. * * 3.5. Neither the name Intel nor any other trademark owned or controlled by * Intel shall be used in advertising or otherwise to promote the sale, use or * other dealings in products derived from or relating to the Covered Code * without prior written authorization from Intel. * * 4. Disclaimer and Export Compliance * * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A * PARTICULAR PURPOSE. * * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY * LIMITED REMEDY. * * 4.3. Licensee shall not export, either directly or indirectly, any of this * software or system incorporating such software without first obtaining any * required license or other approval from the U. S. Department of Commerce or * any other agency or department of the United States Government. In the * event Licensee exports any such software from the United States or * re-exports any such software from a foreign destination, Licensee shall * ensure that the distribution and export/re-export of the software is in * compliance with all laws, regulations, orders, or other restrictions of the * U.S. Export Administration Regulations. Licensee agrees that neither it nor * any of its subsidiaries will export/re-export any technical data, process, * software, or service, directly or indirectly, to any country for which the * United States government or any agency thereof requires an export license, * other governmental approval, or letter of assurance, without first obtaining * such license, approval or letter. * ***************************************************************************** * * Alternatively, you may choose to be licensed under the terms of the * following license: * * 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. * * 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 MERCHANTABILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * OWNER 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 THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * Alternatively, you may choose to be licensed under the terms of the * GNU General Public License ("GPL") version 2 as published by the Free * Software Foundation. * *****************************************************************************/ #include "aslcompiler.h" #include "acdispat.h" #include "acnamesp.h" #include "actables.h" #include "acparser.h" #include "acapps.h" #include "acmacros.h" #include "acconvert.h" #define _COMPONENT ACPI_TOOLS ACPI_MODULE_NAME ("dmtables") /* Local prototypes */ static void AdCreateTableHeader ( char *Filename, ACPI_TABLE_HEADER *Table); static ACPI_STATUS AdStoreTable ( ACPI_TABLE_HEADER *Table, UINT32 *TableIndex); extern ACPI_TABLE_DESC LocalTables[1]; extern ACPI_PARSE_OBJECT *AcpiGbl_ParseOpRoot; /****************************************************************************** * * 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) { UINT8 Checksum; /* Reset globals for External statements */ AcpiGbl_NumExternalMethods = 0; AcpiGbl_ResolvedExternalMethods = 0; /* * 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; } /* Print and validate the table checksum */ AcpiOsPrintf ("\n * 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"); /* * Print comments that come before this definition block. */ if (AcpiGbl_CaptureComments) { ASL_CV_PRINT_ONE_COMMENT(AcpiGbl_ParseOpRoot,AML_COMMENT_STANDARD, NULL, 0); } /* * Open the ASL definition block. * * Note: the AMLFilename string is left zero-length in order to just let * the compiler create it when the disassembled file is compiled. This * makes it easier to rename the disassembled ASL file if needed. */ AcpiOsPrintf ( "DefinitionBlock (\"\", \"%4.4s\", %hu, \"%.6s\", \"%.8s\", 0x%8.8X)\n", 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 an ACPI AML table * *****************************************************************************/ 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)); ASL_CV_INIT_FILETREE(Table, AmlStart, AmlLength); /* Create the root object */ AcpiGbl_ParseOpRoot = AcpiPsCreateScopeOp (AmlStart); if (!AcpiGbl_ParseOpRoot) { return (AE_NO_MEMORY); } #ifdef ACPI_ASL_COMPILER if (AcpiGbl_CaptureComments) { AcpiGbl_ParseOpRoot->Common.CvFilename = AcpiGbl_FileTreeRoot->Filename; } else { AcpiGbl_ParseOpRoot->Common.CvFilename = NULL; } #endif /* 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); }