/****************************************************************************** * * Module Name: aslmain - compiler main and utilities * *****************************************************************************/ /****************************************************************************** * * 1. Copyright Notice * * Some or all of this work - Copyright (c) 1999 - 2021, 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. * *****************************************************************************/ #define _DECLARE_GLOBALS #include #include #include #include #define _COMPONENT ACPI_COMPILER ACPI_MODULE_NAME ("aslmain") /* * Main routine for the iASL compiler. * * Portability note: The compiler depends upon the host for command-line * wildcard support - it is not implemented locally. For example: * * Linux/Unix systems: Shell expands wildcards automatically. * * Windows: The setargv.obj module must be linked in to automatically * expand wildcards. */ /* Local prototypes */ static void ACPI_SYSTEM_XFACE AslSignalHandler ( int Sig); static void AslInitialize ( void); /******************************************************************************* * * FUNCTION: main * * PARAMETERS: Standard argc/argv * * RETURN: Program termination code * * DESCRIPTION: C main routine for the iASL Compiler/Disassembler. Process * command line options and begin the compile/disassembly for each file on * the command line (wildcards supported). * ******************************************************************************/ int ACPI_SYSTEM_XFACE main ( int argc, char **argv) { ACPI_STATUS Status; int Index1; int Index2; int ReturnStatus = 0; signal (SIGINT, AslSignalHandler); /* * Big-endian machines are not currently supported. ACPI tables must * be little-endian, and support for big-endian machines needs to * be implemented. */ if (UtIsBigEndianMachine ()) { fprintf (stderr, "iASL is not currently supported on big-endian machines.\n"); return (-1); } AcpiOsInitialize (); ACPI_DEBUG_INITIALIZE (); /* For debug version only */ /* Initialize preprocessor and compiler before command line processing */ AcpiGbl_ExternalFileList = NULL; AcpiDbgLevel = 0; PrInitializePreprocessor (); AslInitialize (); Index1 = Index2 = AslCommandLine (argc, argv); /* Allocate the line buffer(s), must be after command line */ AslGbl_LineBufferSize /= 2; UtExpandLineBuffers (); /* Perform global actions first/only */ if (AslGbl_DisassembleAll) { while (argv[Index1]) { Status = AcpiDmAddToExternalFileList (argv[Index1]); if (ACPI_FAILURE (Status)) { return (-1); } Index1++; } } /* ACPICA subsystem initialization */ Status = AdInitialize (); if (ACPI_FAILURE (Status)) { return (Status); } /* Process each pathname/filename in the list, with possible wildcards */ while (argv[Index2]) { /* * If -p not specified, we will use the input filename as the * output filename prefix */ if (AslGbl_UseDefaultAmlFilename) { AslGbl_OutputFilenamePrefix = argv[Index2]; UtConvertBackslashes (AslGbl_OutputFilenamePrefix); } Status = AslDoOneFile (argv[Index2]); if (ACPI_FAILURE (Status)) { ReturnStatus = -1; } Index2++; } /* * At this point, compilation of a data table or disassembly is complete. * However, if there is a parse tree, perform compiler analysis and * generate AML. */ if (AslGbl_PreprocessOnly || AcpiGbl_DisasmFlag || !AslGbl_ParseTreeRoot) { goto CleanupAndExit; } CmDoAslMiddleAndBackEnd (); /* * At this point, all semantic analysis has been completed. Check * expected error messages before cleanup or conversion. */ AslCheckExpectedExceptions (); /* ASL-to-ASL+ conversion - Perform immediate disassembly */ if (AslGbl_DoAslConversion) { /* re-initialize ACPICA subsystem for disassembler */ Status = AdInitialize (); if (ACPI_FAILURE (Status)) { return (Status); } /* * New input file is the output AML file from above. * New output is from the input ASL file from above. */ AslGbl_OutputFilenamePrefix = AslGbl_Files[ASL_FILE_INPUT].Filename; AslGbl_Files[ASL_FILE_INPUT].Filename = AslGbl_Files[ASL_FILE_AML_OUTPUT].Filename; CvDbgPrint ("Output filename: %s\n", AslGbl_OutputFilenamePrefix); fprintf (stderr, "\n"); AcpiGbl_DisasmFlag = TRUE; AslDoDisassembly (); AcpiGbl_DisasmFlag = FALSE; /* delete the AML file. This AML file should never be utilized by AML interpreters. */ FlDeleteFile (ASL_FILE_AML_OUTPUT); } CleanupAndExit: UtFreeLineBuffers (); AslParserCleanup (); AcpiDmClearExternalFileList(); (void) AcpiTerminate (); /* CmCleanupAndExit is intended for the compiler only */ if (!AcpiGbl_DisasmFlag) { ReturnStatus = CmCleanupAndExit (); } return (ReturnStatus); } /****************************************************************************** * * FUNCTION: AslSignalHandler * * PARAMETERS: Sig - Signal that invoked this handler * * RETURN: None * * DESCRIPTION: Signal interrupt handler. Delete any intermediate files and * any output files that may be left in an indeterminate state. * Currently handles SIGINT (control-c). * *****************************************************************************/ static void ACPI_SYSTEM_XFACE AslSignalHandler ( int Sig) { UINT32 i; signal (Sig, SIG_IGN); fflush (stdout); fflush (stderr); switch (Sig) { case SIGINT: printf ("\n" ASL_PREFIX "\n"); break; default: printf (ASL_PREFIX "Unknown interrupt signal (%d)\n", Sig); break; } /* * Close all open files * Note: the .pre file is the same as the input source file */ if (AslGbl_Files) { AslGbl_Files[ASL_FILE_PREPROCESSOR].Handle = NULL; for (i = ASL_FILE_INPUT; i < ASL_MAX_FILE_TYPE; i++) { FlCloseFile (i); } /* Delete any output files */ for (i = ASL_FILE_AML_OUTPUT; i < ASL_MAX_FILE_TYPE; i++) { FlDeleteFile (i); } } printf (ASL_PREFIX "Terminating\n"); exit (0); } /******************************************************************************* * * FUNCTION: AslInitialize * * PARAMETERS: None * * RETURN: None * * DESCRIPTION: Initialize compiler globals * ******************************************************************************/ static void AslInitialize ( void) { AcpiGbl_DmOpt_Verbose = FALSE; /* Default integer width is 32 bits */ AcpiGbl_IntegerBitWidth = 32; AcpiGbl_IntegerNybbleWidth = 8; AcpiGbl_IntegerByteWidth = 4; }