kolibrios-gitea/drivers/devman/acpica/compiler/aslstartup.c
Sergey Semyonov (Serge) 0f1313efde acpica library
git-svn-id: svn://kolibrios.org@1498 a494cfbc-eb01-0410-851d-a64ba20cac60
2010-06-18 14:39:07 +00:00

598 lines
18 KiB
C

/******************************************************************************
*
* Module Name: aslstartup - Compiler startup routines, called from main
*
*****************************************************************************/
/******************************************************************************
*
* 1. Copyright Notice
*
* Some or all of this work - Copyright (c) 1999 - 2010, 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.
*
*****************************************************************************/
#include "aslcompiler.h"
#include "actables.h"
#include "acapps.h"
#define _COMPONENT ACPI_COMPILER
ACPI_MODULE_NAME ("aslstartup")
#define ASL_MAX_FILES 256
char *FileList[ASL_MAX_FILES];
int FileCount;
BOOLEAN AslToFile = TRUE;
/* Local prototypes */
static void
AslInitializeGlobals (
void);
static char **
AsDoWildcard (
char *DirectoryPathname,
char *FileSpecifier);
UINT8
AslDetectSourceFileType (
ASL_FILE_INFO *Info);
/*******************************************************************************
*
* FUNCTION: AslInitializeGlobals
*
* PARAMETERS: None
*
* RETURN: None
*
* DESCRIPTION: Re-initialize globals needed to restart the compiler. This
* allows multiple files to be disassembled and/or compiled.
*
******************************************************************************/
static void
AslInitializeGlobals (
void)
{
UINT32 i;
/* Init compiler globals */
Gbl_CurrentColumn = 0;
Gbl_CurrentLineNumber = 1;
Gbl_LogicalLineNumber = 1;
Gbl_CurrentLineOffset = 0;
Gbl_InputFieldCount = 0;
Gbl_LineBufPtr = Gbl_CurrentLineBuffer;
Gbl_ErrorLog = NULL;
Gbl_NextError = NULL;
Gbl_Signature = NULL;
Gbl_FileType = 0;
AslGbl_NextEvent = 0;
for (i = 0; i < ASL_NUM_REPORT_LEVELS; i++)
{
Gbl_ExceptionCount[i] = 0;
}
Gbl_Files[ASL_FILE_AML_OUTPUT].Filename = NULL;
Gbl_Files[ASL_FILE_AML_OUTPUT].Handle = NULL;
}
/******************************************************************************
*
* FUNCTION: AsDoWildcard
*
* PARAMETERS: None
*
* RETURN: None
*
* DESCRIPTION: Process files via wildcards. This function is for the Windows
* case only.
*
******************************************************************************/
static char **
AsDoWildcard (
char *DirectoryPathname,
char *FileSpecifier)
{
#ifdef WIN32
void *DirInfo;
char *Filename;
FileCount = 0;
/* Open parent directory */
DirInfo = AcpiOsOpenDirectory (DirectoryPathname, FileSpecifier, REQUEST_FILE_ONLY);
if (!DirInfo)
{
/* Either the directory of file does not exist */
Gbl_Files[ASL_FILE_INPUT].Filename = FileSpecifier;
FlFileError (ASL_FILE_INPUT, ASL_MSG_OPEN);
AslAbort ();
}
/* Process each file that matches the wildcard specification */
while ((Filename = AcpiOsGetNextFilename (DirInfo)))
{
/* Add the filename to the file list */
FileList[FileCount] = AcpiOsAllocate (strlen (Filename) + 1);
strcpy (FileList[FileCount], Filename);
FileCount++;
if (FileCount >= ASL_MAX_FILES)
{
printf ("Max files reached\n");
FileList[0] = NULL;
return (FileList);
}
}
/* Cleanup */
AcpiOsCloseDirectory (DirInfo);
FileList[FileCount] = NULL;
return (FileList);
#else
/*
* Linux/Unix cases - Wildcards are expanded by the shell automatically.
* Just return the filename in a null terminated list
*/
FileList[0] = AcpiOsAllocate (strlen (FileSpecifier) + 1);
strcpy (FileList[0], FileSpecifier);
FileList[1] = NULL;
return (FileList);
#endif
}
/*******************************************************************************
*
* FUNCTION: AslDetectSourceFileType
*
* PARAMETERS: Info - Name/Handle for the file (must be open)
*
* RETURN: File Type
*
* DESCRIPTION: Determine the type of the input file. Either binary (contains
* non-ASCII characters), ASL file, or an ACPI Data Table file.
*
******************************************************************************/
UINT8
AslDetectSourceFileType (
ASL_FILE_INFO *Info)
{
char *FileChar;
UINT8 Type;
ACPI_STATUS Status;
/* Check for 100% ASCII source file (comments are ignored) */
Status = FlCheckForAscii (Info);
if (ACPI_FAILURE (Status))
{
printf ("Non-ascii input file - %s\n", Info->Filename);
Type = ASL_INPUT_TYPE_BINARY;
goto Cleanup;
}
/*
* File is ASCII. Determine if this is an ASL file or an ACPI data
* table file.
*/
while (fgets (Gbl_CurrentLineBuffer, ASL_LINE_BUFFER_SIZE, Info->Handle))
{
/* Uppercase the buffer for caseless compare */
FileChar = Gbl_CurrentLineBuffer;
while (*FileChar)
{
*FileChar = (char) toupper ((int) *FileChar);
FileChar++;
}
/* Presence of "DefinitionBlock" indicates actual ASL code */
if (strstr (Gbl_CurrentLineBuffer, "DEFINITIONBLOCK"))
{
/* Appears to be an ASL file */
Type = ASL_INPUT_TYPE_ASCII_ASL;
goto Cleanup;
}
}
/* Not an ASL source file, default to a data table source file */
Type = ASL_INPUT_TYPE_ASCII_DATA;
Cleanup:
/* Must seek back to the start of the file */
fseek (Info->Handle, 0, SEEK_SET);
return (Type);
}
/*******************************************************************************
*
* FUNCTION: AslDoOneFile
*
* PARAMETERS: Filename - Name of the file
*
* RETURN: Status
*
* DESCRIPTION: Process a single file - either disassemble, compile, or both
*
******************************************************************************/
ACPI_STATUS
AslDoOneFile (
char *Filename)
{
ACPI_STATUS Status;
Gbl_Files[ASL_FILE_INPUT].Filename = Filename;
/* Re-initialize "some" compiler globals */
AslInitializeGlobals ();
/*
* AML Disassembly (Optional)
*/
if (Gbl_DisasmFlag || Gbl_GetAllTables)
{
/* ACPICA subsystem initialization */
Status = AdInitialize ();
if (ACPI_FAILURE (Status))
{
return (Status);
}
Status = AcpiAllocateRootTable (4);
if (ACPI_FAILURE (Status))
{
AcpiOsPrintf ("Could not initialize ACPI Table Manager, %s\n",
AcpiFormatException (Status));
return (Status);
}
/* This is where the disassembly happens */
AcpiGbl_DbOpt_disasm = TRUE;
Status = AdAmlDisassemble (AslToFile,
Gbl_Files[ASL_FILE_INPUT].Filename,
Gbl_OutputFilenamePrefix,
&Gbl_Files[ASL_FILE_INPUT].Filename,
Gbl_GetAllTables);
if (ACPI_FAILURE (Status))
{
return (Status);
}
/* Shutdown compiler and ACPICA subsystem */
AeClearErrorLog ();
AcpiTerminate ();
/*
* Gbl_Files[ASL_FILE_INPUT].Filename was replaced with the
* .DSL disassembly file, which can now be compiled if requested
*/
if (Gbl_DoCompile)
{
AcpiOsPrintf ("\nCompiling \"%s\"\n",
Gbl_Files[ASL_FILE_INPUT].Filename);
}
else
{
Gbl_Files[ASL_FILE_INPUT].Filename = NULL;
return (AE_OK);
}
}
/*
* Open the input file. Here, this should be an ASCII source file,
* either an ASL file or a Data Table file
*/
Status = FlOpenInputFile (Gbl_Files[ASL_FILE_INPUT].Filename);
if (ACPI_FAILURE (Status))
{
AePrintErrorLog (ASL_FILE_STDERR);
return (AE_ERROR);
}
/* Determine input file type */
Gbl_FileType = AslDetectSourceFileType (&Gbl_Files[ASL_FILE_INPUT]);
if (Gbl_FileType == ASL_INPUT_TYPE_BINARY)
{
return (AE_ERROR);
}
/*
* If -p not specified, we will use the input filename as the
* output filename prefix
*/
if (Gbl_UseDefaultAmlFilename)
{
Gbl_OutputFilenamePrefix = Gbl_Files[ASL_FILE_INPUT].Filename;
}
/* Open the optional output files (listings, etc.) */
Status = FlOpenMiscOutputFiles (Gbl_OutputFilenamePrefix);
if (ACPI_FAILURE (Status))
{
AePrintErrorLog (ASL_FILE_STDERR);
return (AE_ERROR);
}
/*
* Compilation of ASL source versus DataTable source uses different
* compiler subsystems
*/
switch (Gbl_FileType)
{
/*
* Data Table Compilation
*/
case ASL_INPUT_TYPE_ASCII_DATA:
/*
* Require use of command-line option to enable the data table
* compiler -- for now, until development of the compiler is
* complete.
*/
if (!Gbl_DataTableCompilerAvailable)
{
printf ("Data Table Compiler is not available yet\n");
return (AE_SUPPORT);
}
Status = DtDoCompile ();
if (Gbl_Signature)
{
ACPI_FREE (Gbl_Signature);
Gbl_Signature = NULL;
}
AeClearErrorLog ();
return (Status);
/*
* ASL Compilation (Optional)
*/
case ASL_INPUT_TYPE_ASCII_ASL:
/* ACPICA subsystem initialization */
Status = AdInitialize ();
if (ACPI_FAILURE (Status))
{
return (Status);
}
Status = CmDoCompile ();
AcpiTerminate ();
/*
* Return non-zero exit code if there have been errors, unless the
* global ignore error flag has been set
*/
if ((Gbl_ExceptionCount[ASL_ERROR] > 0) && (!Gbl_IgnoreErrors))
{
return (AE_ERROR);
}
AeClearErrorLog ();
return (AE_OK);
case ASL_INPUT_TYPE_BINARY:
AePrintErrorLog (ASL_FILE_STDERR);
return (AE_ERROR);
default:
printf ("Unknown file type %X\n", Gbl_FileType);
return (AE_ERROR);
}
}
/*******************************************************************************
*
* FUNCTION: AslDoOnePathname
*
* PARAMETERS: Pathname - Full pathname, possibly with wildcards
*
* RETURN: Status
*
* DESCRIPTION: Process one pathname, possible terminated with a wildcard
* specification. If a wildcard, it is expanded and the multiple
* files are processed.
*
******************************************************************************/
ACPI_STATUS
AslDoOnePathname (
char *Pathname)
{
ACPI_STATUS Status = AE_OK;
char **FileList;
char *Filename;
char *FullPathname;
/* Split incoming path into a directory/filename combo */
Status = FlSplitInputPathname (Pathname, &Gbl_DirectoryPath, &Filename);
if (ACPI_FAILURE (Status))
{
return (Status);
}
/* Expand possible wildcard into a file list (Windows/DOS only) */
FileList = AsDoWildcard (Gbl_DirectoryPath, Filename);
while (*FileList)
{
FullPathname = ACPI_ALLOCATE (
strlen (Gbl_DirectoryPath) + strlen (*FileList) + 1);
/* Construct a full path to the file */
strcpy (FullPathname, Gbl_DirectoryPath);
strcat (FullPathname, *FileList);
/*
* If -p not specified, we will use the input filename as the
* output filename prefix
*/
if (Gbl_UseDefaultAmlFilename)
{
Gbl_OutputFilenamePrefix = FullPathname;
}
/* Save status from all compiles */
Status |= AslDoOneFile (FullPathname);
ACPI_FREE (FullPathname);
ACPI_FREE (*FileList);
*FileList = NULL;
FileList++;
}
ACPI_FREE (Gbl_DirectoryPath);
ACPI_FREE (Filename);
return (Status);
}