/******************************************************************************
*
* Module Name: aslmain - compiler main and utilities
*
*****************************************************************************/
/*
* Copyright (C) 2000 - 2014, 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.
*/
#define _DECLARE_GLOBALS
#include "aslcompiler.h"
#include "acapps.h"
#include "acdisasm.h"
#include <signal.h>
#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);
UINT8
AcpiIsBigEndianMachine (
void);
/*******************************************************************************
*
* FUNCTION: AcpiIsBigEndianMachine
*
* PARAMETERS: None
*
* RETURN: TRUE if machine is big endian
* FALSE if machine is little endian
*
* DESCRIPTION: Detect whether machine is little endian or big endian.
*
******************************************************************************/
UINT8
AcpiIsBigEndianMachine (
void)
{
union {
UINT32 Integer;
UINT8 Bytes[4];
} Overlay = {0xFF000000};
return (Overlay.Bytes[0]); /* Returns 0xFF (TRUE) for big endian */
}
/*******************************************************************************
*
* FUNCTION: Usage
*
* PARAMETERS: None
*
* RETURN: None
*
* DESCRIPTION: Display option help message.
* Optional items in square brackets.
*
******************************************************************************/
void
Usage (
void)
{
printf ("%s\n\n", ASL_COMPLIANCE);
ACPI_USAGE_HEADER ("iasl [Options] [Files]");
printf ("\nGeneral:\n");
ACPI_OPTION ("-@ <file>", "Specify command file");
ACPI_OPTION ("-I <dir>", "Specify additional include directory");
ACPI_OPTION ("-T <sig>|ALL|*", "Create table template file for ACPI <Sig>");
ACPI_OPTION ("-p <prefix>", "Specify path/filename prefix for all output files");
ACPI_OPTION ("-v", "Display compiler version");
ACPI_OPTION ("-vo", "Enable optimization comments");
ACPI_OPTION ("-vs", "Disable signon");
printf ("\nHelp:\n");
ACPI_OPTION ("-h", "This message");
ACPI_OPTION ("-hc", "Display operators allowed in constant expressions");
ACPI_OPTION ("-hf", "Display help for output filename generation");
ACPI_OPTION ("-hr", "Display ACPI reserved method names");
ACPI_OPTION ("-ht", "Display currently supported ACPI table names");
printf ("\nPreprocessor:\n");
ACPI_OPTION ("-D <symbol>", "Define symbol for preprocessor use");
ACPI_OPTION ("-li", "Create preprocessed output file (*.i)");
ACPI_OPTION ("-P", "Preprocess only and create preprocessor output file (*.i)");
ACPI_OPTION ("-Pn", "Disable preprocessor");
printf ("\nErrors, Warnings, and Remarks:\n");
ACPI_OPTION ("-va", "Disable all errors/warnings/remarks");
ACPI_OPTION ("-ve", "Report only errors (ignore warnings and remarks)");
ACPI_OPTION ("-vi", "Less verbose errors and warnings for use with IDEs");
ACPI_OPTION ("-vr", "Disable remarks");
ACPI_OPTION ("-vw <messageid>", "Disable specific warning or remark");
ACPI_OPTION ("-w1 -w2 -w3", "Set warning reporting level");
ACPI_OPTION ("-we", "Report warnings as errors");
printf ("\nAML Code Generation (*.aml):\n");
ACPI_OPTION ("-oa", "Disable all optimizations (compatibility mode)");
ACPI_OPTION ("-of", "Disable constant folding");
ACPI_OPTION ("-oi", "Disable integer optimization to Zero/One/Ones");
ACPI_OPTION ("-on", "Disable named reference string optimization");
ACPI_OPTION ("-cr", "Disable Resource Descriptor error checking");
ACPI_OPTION ("-in", "Ignore NoOp operators");
ACPI_OPTION ("-r <revision>", "Override table header Revision (1-255)");
printf ("\nOptional Source Code Output Files:\n");
ACPI_OPTION ("-sc -sa", "Create source file in C or assembler (*.c or *.asm)");
ACPI_OPTION ("-ic -ia", "Create include file in C or assembler (*.h or *.inc)");
ACPI_OPTION ("-tc -ta -ts", "Create hex AML table in C, assembler, or ASL (*.hex)");
ACPI_OPTION ("-so", "Create offset table in C (*.offset.h)");
printf ("\nOptional Listing Files:\n");
ACPI_OPTION ("-l", "Create mixed listing file (ASL source and AML) (*.lst)");
ACPI_OPTION ("-ln", "Create namespace file (*.nsp)");
ACPI_OPTION ("-ls", "Create combined source file (expanded includes) (*.src)");
printf ("\nData Table Compiler:\n");
ACPI_OPTION ("-G", "Compile custom table that contains generic operators");
ACPI_OPTION ("-vt", "Create verbose template files (full disassembly)");
printf ("\nAML Disassembler:\n");
ACPI_OPTION ("-d <f1 f2 ...>", "Disassemble or decode binary ACPI tables to file (*.dsl)");
ACPI_OPTION ("", " (Optional, file type is automatically detected)");
ACPI_OPTION ("-da <f1 f2 ...>", "Disassemble multiple tables from single namespace");
ACPI_OPTION ("-db", "Do not translate Buffers to Resource Templates");
ACPI_OPTION ("-dc <f1 f2 ...>", "Disassemble AML and immediately compile it");
ACPI_OPTION ("", " (Obtain DSDT from current system if no input file)");
ACPI_OPTION ("-e <f1 f2 ...>", "Include ACPI table(s) for external symbol resolution");
ACPI_OPTION ("-fe <file>", "Specify external symbol declaration file");
ACPI_OPTION ("-in", "Ignore NoOp opcodes");
ACPI_OPTION ("-vt", "Dump binary table data in hex format within output file");
printf ("\nDebug Options:\n");
ACPI_OPTION ("-bf -bt", "Create debug file (full or parse tree only) (*.txt)");
ACPI_OPTION ("-f", "Ignore errors, force creation of AML output file(s)");
ACPI_OPTION ("-m <size>", "Set internal line buffer size (in Kbytes)");
ACPI_OPTION ("-n", "Parse only, no output generation");
ACPI_OPTION ("-ot", "Display compile times and statistics");
ACPI_OPTION ("-x <level>", "Set debug level for trace output");
ACPI_OPTION ("-z", "Do not insert new compiler ID for DataTables");
}
/*******************************************************************************
*
* FUNCTION: FilenameHelp
*
* PARAMETERS: None
*
* RETURN: None
*
* DESCRIPTION: Display help message for output filename generation
*
******************************************************************************/
void
AslFilenameHelp (
void)
{
printf ("\nAML output filename generation:\n");
printf (" Output filenames are generated by appending an extension to a common\n");
printf (" filename prefix. The filename prefix is obtained via one of the\n");
printf (" following methods (in priority order):\n");
printf (" 1) The -p option specifies the prefix\n");
printf (" 2) The prefix of the AMLFileName in the ASL Definition Block\n");
printf (" 3) The prefix of the input filename\n");
printf ("\n");
}
/******************************************************************************
*
* FUNCTION: AslSignalHandler
*
* PARAMETERS: Sig - Signal that invoked this handler
*
* RETURN: None
*
* DESCRIPTION: Control-C handler. Delete any intermediate files and any
* output files that may be left in an indeterminate state.
*
*****************************************************************************/
static void ACPI_SYSTEM_XFACE
AslSignalHandler (
int Sig)
{
UINT32 i;
signal (Sig, SIG_IGN);
printf ("Aborting\n\n");
/* Close all open files */
Gbl_Files[ASL_FILE_PREPROCESSOR].Handle = NULL; /* the .i file is same as source file */
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);
}
exit (0);
}
/*******************************************************************************
*
* FUNCTION: AslInitialize
*
* PARAMETERS: None
*
* RETURN: None
*
* DESCRIPTION: Initialize compiler globals
*
******************************************************************************/
static void
AslInitialize (
void)
{
UINT32 i;
for (i = 0; i < ASL_NUM_FILES; i++)
{
Gbl_Files[i].Handle = NULL;
Gbl_Files[i].Filename = NULL;
}
Gbl_Files[ASL_FILE_STDOUT].Handle = stdout;
Gbl_Files[ASL_FILE_STDOUT].Filename = "STDOUT";
Gbl_Files[ASL_FILE_STDERR].Handle = stderr;
Gbl_Files[ASL_FILE_STDERR].Filename = "STDERR";
}
/*******************************************************************************
*
* FUNCTION: main
*
* PARAMETERS: Standard argc/argv
*
* RETURN: Program termination code
*
* DESCRIPTION: C main routine for the Asl Compiler. Handle command line
* options and begin the compile for each file on the command line
*
******************************************************************************/
int ACPI_SYSTEM_XFACE
main (
int argc,
char **argv)
{
ACPI_STATUS Status;
int Index1;
int Index2;
/*
* Big-endian machines are not currently supported. ACPI tables must
* be little-endian, and support for big-endian machines needs to
* be implemented.
*/
if (AcpiIsBigEndianMachine ())
{
fprintf (stderr,
"iASL is not currently supported on big-endian machines.\n");
return (-1);
}
ACPI_DEBUG_INITIALIZE (); /* For debug version only */
/* Initialize preprocessor and compiler before command line processing */
signal (SIGINT, AslSignalHandler);
AcpiGbl_ExternalFileList = NULL;
AcpiDbgLevel = 0;
PrInitializePreprocessor ();
AslInitialize ();
Index1 = Index2 = AslCommandLine (argc, argv);
/* Allocate the line buffer(s), must be after command line */
Gbl_LineBufferSize /= 2;
UtExpandLineBuffers ();
/* Perform global actions first/only */
if (Gbl_DisassembleAll)
{
while (argv[Index1])
{
Status = AcpiDmAddToExternalFileList (argv[Index1]);
if (ACPI_FAILURE (Status))
{
return (-1);
}
Index1++;
}
}
/* 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 (Gbl_UseDefaultAmlFilename)
{
Gbl_OutputFilenamePrefix = argv[Index2];
UtConvertBackslashes (Gbl_OutputFilenamePrefix);
}
Status = AslDoOneFile (argv[Index2]);
if (ACPI_FAILURE (Status))
{
return (-1);
}
Index2++;
}
if (AcpiGbl_ExternalFileList)
{
AcpiDmClearExternalFileList();
}
return (0);
}
