422 lines
14 KiB
C
422 lines
14 KiB
C
/******************************************************************************
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*
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* Module Name: aslmain - compiler main and utilities
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*
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*****************************************************************************/
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/*
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* Copyright (C) 2000 - 2015, Intel Corp.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions, and the following disclaimer,
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* without modification.
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* 2. Redistributions in binary form must reproduce at minimum a disclaimer
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* substantially similar to the "NO WARRANTY" disclaimer below
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* ("Disclaimer") and any redistribution must be conditioned upon
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* including a substantially similar Disclaimer requirement for further
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* binary redistribution.
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* 3. Neither the names of the above-listed copyright holders nor the names
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* of any contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* Alternatively, this software may be distributed under the terms of the
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* GNU General Public License ("GPL") version 2 as published by the Free
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* Software Foundation.
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*
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* NO WARRANTY
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGES.
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*/
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#define _DECLARE_GLOBALS
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#include "aslcompiler.h"
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#include "acapps.h"
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#include "acdisasm.h"
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#include <signal.h>
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#define _COMPONENT ACPI_COMPILER
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ACPI_MODULE_NAME ("aslmain")
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/*
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* Main routine for the iASL compiler.
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*
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* Portability note: The compiler depends upon the host for command-line
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* wildcard support - it is not implemented locally. For example:
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*
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* Linux/Unix systems: Shell expands wildcards automatically.
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*
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* Windows: The setargv.obj module must be linked in to automatically
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* expand wildcards.
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*/
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/* Local prototypes */
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static void ACPI_SYSTEM_XFACE
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AslSignalHandler (
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int Sig);
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static void
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AslInitialize (
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void);
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UINT8
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AcpiIsBigEndianMachine (
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void);
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/*******************************************************************************
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*
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* FUNCTION: AcpiIsBigEndianMachine
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*
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* PARAMETERS: None
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*
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* RETURN: TRUE if machine is big endian
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* FALSE if machine is little endian
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*
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* DESCRIPTION: Detect whether machine is little endian or big endian.
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*
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******************************************************************************/
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UINT8
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AcpiIsBigEndianMachine (
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void)
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{
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union {
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UINT32 Integer;
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UINT8 Bytes[4];
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} Overlay = {0xFF000000};
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return (Overlay.Bytes[0]); /* Returns 0xFF (TRUE) for big endian */
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}
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/*******************************************************************************
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*
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* FUNCTION: Usage
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*
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* PARAMETERS: None
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*
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* RETURN: None
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*
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* DESCRIPTION: Display option help message.
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* Optional items in square brackets.
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*
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******************************************************************************/
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void
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Usage (
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void)
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{
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printf ("%s\n\n", ASL_COMPLIANCE);
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ACPI_USAGE_HEADER ("iasl [Options] [Files]");
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printf ("\nGeneral:\n");
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ACPI_OPTION ("-@ <file>", "Specify command file");
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ACPI_OPTION ("-I <dir>", "Specify additional include directory");
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ACPI_OPTION ("-T <sig>|ALL|*", "Create table template file for ACPI <Sig>");
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ACPI_OPTION ("-p <prefix>", "Specify path/filename prefix for all output files");
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ACPI_OPTION ("-v", "Display compiler version");
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ACPI_OPTION ("-vo", "Enable optimization comments");
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ACPI_OPTION ("-vs", "Disable signon");
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printf ("\nHelp:\n");
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ACPI_OPTION ("-h", "This message");
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ACPI_OPTION ("-hc", "Display operators allowed in constant expressions");
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ACPI_OPTION ("-hf", "Display help for output filename generation");
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ACPI_OPTION ("-hr", "Display ACPI reserved method names");
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ACPI_OPTION ("-ht", "Display currently supported ACPI table names");
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printf ("\nPreprocessor:\n");
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ACPI_OPTION ("-D <symbol>", "Define symbol for preprocessor use");
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ACPI_OPTION ("-li", "Create preprocessed output file (*.i)");
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ACPI_OPTION ("-P", "Preprocess only and create preprocessor output file (*.i)");
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ACPI_OPTION ("-Pn", "Disable preprocessor");
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printf ("\nErrors, Warnings, and Remarks:\n");
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ACPI_OPTION ("-va", "Disable all errors/warnings/remarks");
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ACPI_OPTION ("-ve", "Report only errors (ignore warnings and remarks)");
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ACPI_OPTION ("-vi", "Less verbose errors and warnings for use with IDEs");
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ACPI_OPTION ("-vr", "Disable remarks");
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ACPI_OPTION ("-vw <messageid>", "Disable specific warning or remark");
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ACPI_OPTION ("-w1 -w2 -w3", "Set warning reporting level");
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ACPI_OPTION ("-we", "Report warnings as errors");
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printf ("\nAML Code Generation (*.aml):\n");
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ACPI_OPTION ("-oa", "Disable all optimizations (compatibility mode)");
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ACPI_OPTION ("-of", "Disable constant folding");
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ACPI_OPTION ("-oi", "Disable integer optimization to Zero/One/Ones");
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ACPI_OPTION ("-on", "Disable named reference string optimization");
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ACPI_OPTION ("-cr", "Disable Resource Descriptor error checking");
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ACPI_OPTION ("-in", "Ignore NoOp operators");
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ACPI_OPTION ("-r <revision>", "Override table header Revision (1-255)");
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printf ("\nOptional Source Code Output Files:\n");
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ACPI_OPTION ("-sc -sa", "Create source file in C or assembler (*.c or *.asm)");
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ACPI_OPTION ("-ic -ia", "Create include file in C or assembler (*.h or *.inc)");
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ACPI_OPTION ("-tc -ta -ts", "Create hex AML table in C, assembler, or ASL (*.hex)");
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ACPI_OPTION ("-so", "Create offset table in C (*.offset.h)");
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printf ("\nOptional Listing Files:\n");
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ACPI_OPTION ("-l", "Create mixed listing file (ASL source and AML) (*.lst)");
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ACPI_OPTION ("-lm", "Create hardware summary map file (*.map)");
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ACPI_OPTION ("-ln", "Create namespace file (*.nsp)");
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ACPI_OPTION ("-ls", "Create combined source file (expanded includes) (*.src)");
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printf ("\nData Table Compiler:\n");
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ACPI_OPTION ("-G", "Compile custom table that contains generic operators");
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ACPI_OPTION ("-vt", "Create verbose template files (full disassembly)");
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printf ("\nAML Disassembler:\n");
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ACPI_OPTION ("-d <f1 f2 ...>", "Disassemble or decode binary ACPI tables to file (*.dsl)");
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ACPI_OPTION ("", " (Optional, file type is automatically detected)");
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ACPI_OPTION ("-da <f1 f2 ...>", "Disassemble multiple tables from single namespace");
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ACPI_OPTION ("-db", "Do not translate Buffers to Resource Templates");
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ACPI_OPTION ("-dc <f1 f2 ...>", "Disassemble AML and immediately compile it");
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ACPI_OPTION ("", " (Obtain DSDT from current system if no input file)");
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ACPI_OPTION ("-df", "Force disassembler to assume table contains valid AML");
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ACPI_OPTION ("-dl", "Emit legacy ASL code only (no C-style operators)");
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ACPI_OPTION ("-e <f1 f2 ...>", "Include ACPI table(s) for external symbol resolution");
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ACPI_OPTION ("-fe <file>", "Specify external symbol declaration file");
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ACPI_OPTION ("-in", "Ignore NoOp opcodes");
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ACPI_OPTION ("-vt", "Dump binary table data in hex format within output file");
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printf ("\nDebug Options:\n");
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ACPI_OPTION ("-bf", "Create debug file (full output) (*.txt)");
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ACPI_OPTION ("-bs", "Create debug file (parse tree only) (*.txt)");
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ACPI_OPTION ("-bp <depth>", "Prune ASL parse tree");
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ACPI_OPTION ("-bt <type>", "Object type to be pruned from the parse tree");
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ACPI_OPTION ("-f", "Ignore errors, force creation of AML output file(s)");
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ACPI_OPTION ("-m <size>", "Set internal line buffer size (in Kbytes)");
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ACPI_OPTION ("-n", "Parse only, no output generation");
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ACPI_OPTION ("-ot", "Display compile times and statistics");
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ACPI_OPTION ("-x <level>", "Set debug level for trace output");
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ACPI_OPTION ("-z", "Do not insert new compiler ID for DataTables");
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}
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/*******************************************************************************
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*
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* FUNCTION: FilenameHelp
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*
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* PARAMETERS: None
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*
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* RETURN: None
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*
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* DESCRIPTION: Display help message for output filename generation
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*
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******************************************************************************/
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void
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AslFilenameHelp (
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void)
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{
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printf ("\nAML output filename generation:\n");
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printf (" Output filenames are generated by appending an extension to a common\n");
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printf (" filename prefix. The filename prefix is obtained via one of the\n");
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printf (" following methods (in priority order):\n");
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printf (" 1) The -p option specifies the prefix\n");
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printf (" 2) The prefix of the AMLFileName in the ASL Definition Block\n");
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printf (" 3) The prefix of the input filename\n");
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printf ("\n");
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}
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/******************************************************************************
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*
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* FUNCTION: AslSignalHandler
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*
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* PARAMETERS: Sig - Signal that invoked this handler
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*
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* RETURN: None
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*
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* DESCRIPTION: Control-C handler. Delete any intermediate files and any
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* output files that may be left in an indeterminate state.
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*
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*****************************************************************************/
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static void ACPI_SYSTEM_XFACE
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AslSignalHandler (
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int Sig)
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{
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UINT32 i;
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signal (Sig, SIG_IGN);
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printf ("Aborting\n\n");
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/* Close all open files */
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Gbl_Files[ASL_FILE_PREPROCESSOR].Handle = NULL; /* the .pre file is same as source file */
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for (i = ASL_FILE_INPUT; i < ASL_MAX_FILE_TYPE; i++)
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{
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FlCloseFile (i);
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}
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/* Delete any output files */
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for (i = ASL_FILE_AML_OUTPUT; i < ASL_MAX_FILE_TYPE; i++)
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{
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FlDeleteFile (i);
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}
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exit (0);
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}
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/*******************************************************************************
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*
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* FUNCTION: AslInitialize
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*
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* PARAMETERS: None
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*
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* RETURN: None
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*
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* DESCRIPTION: Initialize compiler globals
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*
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******************************************************************************/
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static void
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AslInitialize (
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void)
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{
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UINT32 i;
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for (i = 0; i < ASL_NUM_FILES; i++)
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{
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Gbl_Files[i].Handle = NULL;
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Gbl_Files[i].Filename = NULL;
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}
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Gbl_Files[ASL_FILE_STDOUT].Handle = stdout;
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Gbl_Files[ASL_FILE_STDOUT].Filename = "STDOUT";
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Gbl_Files[ASL_FILE_STDERR].Handle = stderr;
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Gbl_Files[ASL_FILE_STDERR].Filename = "STDERR";
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}
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/*******************************************************************************
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*
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* FUNCTION: main
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*
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* PARAMETERS: Standard argc/argv
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*
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* RETURN: Program termination code
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*
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* DESCRIPTION: C main routine for the Asl Compiler. Handle command line
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* options and begin the compile for each file on the command line
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*
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******************************************************************************/
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int ACPI_SYSTEM_XFACE
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main (
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int argc,
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char **argv)
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{
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ACPI_STATUS Status;
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int Index1;
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int Index2;
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int ReturnStatus = 0;
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/*
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* Big-endian machines are not currently supported. ACPI tables must
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* be little-endian, and support for big-endian machines needs to
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* be implemented.
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*/
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if (AcpiIsBigEndianMachine ())
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{
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fprintf (stderr,
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"iASL is not currently supported on big-endian machines.\n");
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return (-1);
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}
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AcpiOsInitialize ();
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ACPI_DEBUG_INITIALIZE (); /* For debug version only */
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/* Initialize preprocessor and compiler before command line processing */
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signal (SIGINT, AslSignalHandler);
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AcpiGbl_ExternalFileList = NULL;
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AcpiDbgLevel = 0;
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PrInitializePreprocessor ();
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AslInitialize ();
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Index1 = Index2 = AslCommandLine (argc, argv);
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/* Allocate the line buffer(s), must be after command line */
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Gbl_LineBufferSize /= 2;
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UtExpandLineBuffers ();
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/* Perform global actions first/only */
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if (Gbl_DisassembleAll)
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{
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while (argv[Index1])
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{
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Status = AcpiDmAddToExternalFileList (argv[Index1]);
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if (ACPI_FAILURE (Status))
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{
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return (-1);
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}
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Index1++;
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}
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}
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/* Process each pathname/filename in the list, with possible wildcards */
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while (argv[Index2])
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{
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/*
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* If -p not specified, we will use the input filename as the
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* output filename prefix
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*/
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if (Gbl_UseDefaultAmlFilename)
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{
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Gbl_OutputFilenamePrefix = argv[Index2];
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UtConvertBackslashes (Gbl_OutputFilenamePrefix);
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}
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Status = AslDoOneFile (argv[Index2]);
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if (ACPI_FAILURE (Status))
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{
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ReturnStatus = -1;
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goto CleanupAndExit;
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}
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Index2++;
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}
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CleanupAndExit:
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UtFreeLineBuffers ();
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AslParserCleanup ();
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if (AcpiGbl_ExternalFileList)
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{
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AcpiDmClearExternalFileList();
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}
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return (ReturnStatus);
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}
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