/******************************************************************************
*
* Module Name: aslmain - compiler main and utilities
*
*****************************************************************************/
/*
* Copyright (C) 2000 - 2019, 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);
/*******************************************************************************
*
* 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;
goto CleanupAndExit;
}
Index2++;
}
/*
* At this point, compilation of a data table or disassembly is complete.
*/
if (AslGbl_FileType == ASL_INPUT_TYPE_ASCII_DATA || AcpiGbl_DisasmFlag)
{
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)
{
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 "<Control-C>\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
*/
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;
}