mirror of https://github.com/F-Stack/f-stack.git
820 lines
25 KiB
C
820 lines
25 KiB
C
/******************************************************************************
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*
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* Module Name: asllistsup - Listing file support utilities
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*
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*****************************************************************************/
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/******************************************************************************
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*
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* 1. Copyright Notice
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*
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* Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
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* All rights reserved.
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*
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* 2. License
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*
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* 2.1. This is your license from Intel Corp. under its intellectual property
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* rights. You may have additional license terms from the party that provided
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* you this software, covering your right to use that party's intellectual
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* property rights.
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*
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* 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
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* copy of the source code appearing in this file ("Covered Code") an
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* irrevocable, perpetual, worldwide license under Intel's copyrights in the
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* base code distributed originally by Intel ("Original Intel Code") to copy,
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* make derivatives, distribute, use and display any portion of the Covered
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* Code in any form, with the right to sublicense such rights; and
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*
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* 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
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* license (with the right to sublicense), under only those claims of Intel
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* patents that are infringed by the Original Intel Code, to make, use, sell,
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* offer to sell, and import the Covered Code and derivative works thereof
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* solely to the minimum extent necessary to exercise the above copyright
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* license, and in no event shall the patent license extend to any additions
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* to or modifications of the Original Intel Code. No other license or right
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* is granted directly or by implication, estoppel or otherwise;
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*
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* The above copyright and patent license is granted only if the following
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* conditions are met:
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*
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* 3. Conditions
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*
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* 3.1. Redistribution of Source with Rights to Further Distribute Source.
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* Redistribution of source code of any substantial portion of the Covered
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* Code or modification with rights to further distribute source must include
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* the above Copyright Notice, the above License, this list of Conditions,
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* and the following Disclaimer and Export Compliance provision. In addition,
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* Licensee must cause all Covered Code to which Licensee contributes to
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* contain a file documenting the changes Licensee made to create that Covered
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* Code and the date of any change. Licensee must include in that file the
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* documentation of any changes made by any predecessor Licensee. Licensee
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* must include a prominent statement that the modification is derived,
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* directly or indirectly, from Original Intel Code.
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*
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* 3.2. Redistribution of Source with no Rights to Further Distribute Source.
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* Redistribution of source code of any substantial portion of the Covered
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* Code or modification without rights to further distribute source must
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* include the following Disclaimer and Export Compliance provision in the
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* documentation and/or other materials provided with distribution. In
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* addition, Licensee may not authorize further sublicense of source of any
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* portion of the Covered Code, and must include terms to the effect that the
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* license from Licensee to its licensee is limited to the intellectual
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* property embodied in the software Licensee provides to its licensee, and
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* not to intellectual property embodied in modifications its licensee may
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* make.
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*
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* 3.3. Redistribution of Executable. Redistribution in executable form of any
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* substantial portion of the Covered Code or modification must reproduce the
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* above Copyright Notice, and the following Disclaimer and Export Compliance
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* provision in the documentation and/or other materials provided with the
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* distribution.
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*
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* 3.4. Intel retains all right, title, and interest in and to the Original
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* Intel Code.
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*
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* 3.5. Neither the name Intel nor any other trademark owned or controlled by
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* Intel shall be used in advertising or otherwise to promote the sale, use or
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* other dealings in products derived from or relating to the Covered Code
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* without prior written authorization from Intel.
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*
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* 4. Disclaimer and Export Compliance
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*
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* 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
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* HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
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* IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
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* INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
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* UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
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* IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
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* PARTICULAR PURPOSE.
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*
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* 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
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* OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
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* COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
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* SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
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* CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
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* HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
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* SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
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* LIMITED REMEDY.
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*
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* 4.3. Licensee shall not export, either directly or indirectly, any of this
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* software or system incorporating such software without first obtaining any
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* required license or other approval from the U. S. Department of Commerce or
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* any other agency or department of the United States Government. In the
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* event Licensee exports any such software from the United States or
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* re-exports any such software from a foreign destination, Licensee shall
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* ensure that the distribution and export/re-export of the software is in
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* compliance with all laws, regulations, orders, or other restrictions of the
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* U.S. Export Administration Regulations. Licensee agrees that neither it nor
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* any of its subsidiaries will export/re-export any technical data, process,
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* software, or service, directly or indirectly, to any country for which the
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* United States government or any agency thereof requires an export license,
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* other governmental approval, or letter of assurance, without first obtaining
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* such license, approval or letter.
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*
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*****************************************************************************
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*
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* Alternatively, you may choose to be licensed under the terms of the
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* following license:
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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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* 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 MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* Alternatively, you may choose to be licensed 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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*****************************************************************************/
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#include <contrib/dev/acpica/compiler/aslcompiler.h>
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#include "aslcompiler.y.h"
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#define _COMPONENT ACPI_COMPILER
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ACPI_MODULE_NAME ("aslistsup")
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/*******************************************************************************
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*
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* FUNCTION: LsDumpAscii
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*
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* PARAMETERS: FileId - ID of current listing file
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* Count - Number of bytes to convert
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* Buffer - Buffer of bytes to convert
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*
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* RETURN: None
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*
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* DESCRIPTION: Convert hex bytes to ascii
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*
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******************************************************************************/
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void
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LsDumpAscii (
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UINT32 FileId,
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UINT32 Count,
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UINT8 *Buffer)
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{
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UINT8 BufChar;
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UINT32 i;
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FlPrintFile (FileId, " \"");
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for (i = 0; i < Count; i++)
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{
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BufChar = Buffer[i];
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if (isprint (BufChar))
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{
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FlPrintFile (FileId, "%c", BufChar);
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}
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else
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{
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/* Not a printable character, just put out a dot */
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FlPrintFile (FileId, ".");
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}
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}
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FlPrintFile (FileId, "\"");
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}
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/*******************************************************************************
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*
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* FUNCTION: LsDumpAsciiInComment
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*
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* PARAMETERS: FileId - ID of current listing file
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* Count - Number of bytes to convert
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* Buffer - Buffer of bytes to convert
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*
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* RETURN: None
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*
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* DESCRIPTION: Convert hex bytes to ascii
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*
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******************************************************************************/
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void
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LsDumpAsciiInComment (
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UINT32 FileId,
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UINT32 Count,
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UINT8 *Buffer)
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{
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UINT8 BufChar = 0;
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UINT8 LastChar;
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UINT32 i;
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FlPrintFile (FileId, " \"");
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for (i = 0; i < Count; i++)
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{
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LastChar = BufChar;
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BufChar = Buffer[i];
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if (isprint (BufChar))
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{
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/* Handle embedded C comment sequences */
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if (((LastChar == '*') && (BufChar == '/')) ||
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((LastChar == '/') && (BufChar == '*')))
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{
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/* Insert a space to break the sequence */
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FlPrintFile (FileId, " ");
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}
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FlPrintFile (FileId, "%c", BufChar);
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}
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else
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{
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/* Not a printable character, just put out a dot */
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FlPrintFile (FileId, ".");
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}
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}
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FlPrintFile (FileId, "\"");
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}
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/*******************************************************************************
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*
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* FUNCTION: LsCheckException
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*
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* PARAMETERS: LineNumber - Current logical (cumulative) line #
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* FileId - ID of output listing file
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*
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* RETURN: None
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*
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* DESCRIPTION: Check if there is an exception for this line, and if there is,
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* put it in the listing immediately. Handles multiple errors
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* per line. AslGbl_NextError points to the next error in the
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* sorted (by line #) list of compile errors/warnings.
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*
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******************************************************************************/
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void
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LsCheckException (
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UINT32 LineNumber,
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UINT32 FileId)
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{
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if ((!AslGbl_NextError) ||
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(LineNumber < AslGbl_NextError->LogicalLineNumber ))
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{
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return;
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}
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/* Handle multiple errors per line */
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if (FileId == ASL_FILE_LISTING_OUTPUT)
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{
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while (AslGbl_NextError &&
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(LineNumber >= AslGbl_NextError->LogicalLineNumber))
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{
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AePrintException (FileId, AslGbl_NextError, "\n[****iasl****]\n");
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AslGbl_NextError = AslGbl_NextError->Next;
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}
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FlPrintFile (FileId, "\n");
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}
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}
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/*******************************************************************************
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*
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* FUNCTION: LsWriteListingHexBytes
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*
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* PARAMETERS: Buffer - AML code buffer
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* Length - Number of AML bytes to write
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* FileId - ID of current listing file.
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*
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* RETURN: None
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*
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* DESCRIPTION: Write the contents of the AML buffer to the listing file via
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* the listing buffer. The listing buffer is flushed every 16
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* AML bytes.
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*
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******************************************************************************/
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void
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LsWriteListingHexBytes (
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UINT8 *Buffer,
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UINT32 Length,
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UINT32 FileId)
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{
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UINT32 i;
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/* Transfer all requested bytes */
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for (i = 0; i < Length; i++)
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{
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/* Print line header when buffer is empty */
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if (AslGbl_CurrentHexColumn == 0)
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{
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if (AslGbl_HasIncludeFiles)
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{
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FlPrintFile (FileId, "%*s", 10, " ");
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}
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switch (FileId)
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{
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case ASL_FILE_LISTING_OUTPUT:
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FlPrintFile (FileId, "%8.8X%s", AslGbl_CurrentAmlOffset,
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ASL_LISTING_LINE_PREFIX);
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break;
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case ASL_FILE_ASM_SOURCE_OUTPUT:
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FlPrintFile (FileId, " db ");
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break;
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case ASL_FILE_C_SOURCE_OUTPUT:
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FlPrintFile (FileId, " ");
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break;
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default:
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/* No other types supported */
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return;
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}
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}
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/* Transfer AML byte and update counts */
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AslGbl_AmlBuffer[AslGbl_CurrentHexColumn] = Buffer[i];
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AslGbl_CurrentHexColumn++;
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AslGbl_CurrentAmlOffset++;
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/* Flush buffer when it is full */
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if (AslGbl_CurrentHexColumn >= HEX_LISTING_LINE_SIZE)
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{
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LsFlushListingBuffer (FileId);
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}
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}
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}
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/*******************************************************************************
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*
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* FUNCTION: LsWriteSourceLines
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*
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* PARAMETERS: ToLineNumber -
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* ToLogicalLineNumber - Write up to this source line number
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* FileId - ID of current listing file
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*
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* RETURN: None
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*
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* DESCRIPTION: Read then write source lines to the listing file until we have
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* reached the specified logical (cumulative) line number. This
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* automatically echos out comment blocks and other non-AML
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* generating text until we get to the actual AML-generating line
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* of ASL code specified by the logical line number.
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*
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******************************************************************************/
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void
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LsWriteSourceLines (
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UINT32 ToLineNumber,
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UINT32 ToLogicalLineNumber,
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UINT32 FileId)
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{
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/* Nothing to do for these file types */
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if ((FileId == ASL_FILE_ASM_INCLUDE_OUTPUT) ||
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(FileId == ASL_FILE_C_INCLUDE_OUTPUT))
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{
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return;
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}
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AslGbl_CurrentLine = ToLogicalLineNumber;
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/* Flush any hex bytes remaining from the last opcode */
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LsFlushListingBuffer (FileId);
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/* Read lines and write them as long as we are not caught up */
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if (AslGbl_SourceLine < AslGbl_CurrentLine)
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{
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/*
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* If we just completed writing some AML hex bytes, output a linefeed
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* to add some whitespace for readability.
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*/
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if (AslGbl_HexBytesWereWritten)
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{
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FlPrintFile (FileId, "\n");
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AslGbl_HexBytesWereWritten = FALSE;
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}
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if (FileId == ASL_FILE_C_SOURCE_OUTPUT)
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{
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FlPrintFile (FileId, " /*\n");
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}
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/* Write one line at a time until we have reached the target line # */
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while ((AslGbl_SourceLine < AslGbl_CurrentLine) &&
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LsWriteOneSourceLine (FileId))
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{ ; }
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if (FileId == ASL_FILE_C_SOURCE_OUTPUT)
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{
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FlPrintFile (FileId, " */");
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}
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FlPrintFile (FileId, "\n");
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}
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}
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/*******************************************************************************
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*
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* FUNCTION: LsWriteOneSourceLine
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*
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* PARAMETERS: FileId - ID of current listing file
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*
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* RETURN: FALSE on EOF (input source file), TRUE otherwise
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*
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* DESCRIPTION: Read one line from the input source file and echo it to the
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* listing file, prefixed with the line number, and if the source
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* file contains include files, prefixed with the current filename
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*
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******************************************************************************/
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UINT32
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LsWriteOneSourceLine (
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UINT32 FileId)
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{
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UINT8 FileByte;
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UINT32 Column = 0;
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UINT32 Index = 16;
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BOOLEAN StartOfLine = FALSE;
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BOOLEAN ProcessLongLine = FALSE;
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|
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AslGbl_SourceLine++;
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AslGbl_ListingNode->LineNumber++;
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/* Ignore lines that are completely blank (but count the line above) */
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if (FlReadFile (ASL_FILE_SOURCE_OUTPUT, &FileByte, 1) != AE_OK)
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{
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return (0);
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}
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if (FileByte == '\n')
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{
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return (1);
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}
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/*
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* This is a non-empty line, we will print the entire line with
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* the line number and possibly other prefixes and transforms.
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*/
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/* Line prefixes for special files, C and ASM output */
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if (FileId == ASL_FILE_C_SOURCE_OUTPUT)
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{
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FlPrintFile (FileId, " *");
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}
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if (FileId == ASL_FILE_ASM_SOURCE_OUTPUT)
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{
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FlPrintFile (FileId, "; ");
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}
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if (AslGbl_HasIncludeFiles)
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{
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/*
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* This file contains "include" statements, print the current
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* filename and line number within the current file
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*/
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FlPrintFile (FileId, "%12s %5d%s",
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AslGbl_ListingNode->Filename, AslGbl_ListingNode->LineNumber,
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ASL_LISTING_LINE_PREFIX);
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}
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else
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{
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/* No include files, just print the line number */
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FlPrintFile (FileId, "%8u%s", AslGbl_SourceLine,
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ASL_LISTING_LINE_PREFIX);
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}
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/* Read the rest of this line (up to a newline or EOF) */
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do
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{
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if (FileId == ASL_FILE_C_SOURCE_OUTPUT)
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{
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if (FileByte == '/')
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{
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FileByte = '*';
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}
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}
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/* Split long input lines for readability in the listing */
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Column++;
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if (Column >= 128)
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{
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if (!ProcessLongLine)
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{
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if ((FileByte != '}') &&
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(FileByte != '{'))
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{
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goto WriteByte;
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}
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ProcessLongLine = TRUE;
|
|
}
|
|
|
|
if (FileByte == '{')
|
|
{
|
|
FlPrintFile (FileId, "\n%*s{\n", Index, " ");
|
|
StartOfLine = TRUE;
|
|
Index += 4;
|
|
continue;
|
|
}
|
|
|
|
else if (FileByte == '}')
|
|
{
|
|
if (!StartOfLine)
|
|
{
|
|
FlPrintFile (FileId, "\n");
|
|
}
|
|
|
|
StartOfLine = TRUE;
|
|
Index -= 4;
|
|
FlPrintFile (FileId, "%*s}\n", Index, " ");
|
|
continue;
|
|
}
|
|
|
|
/* Ignore spaces/tabs at the start of line */
|
|
|
|
else if ((FileByte == ' ') && StartOfLine)
|
|
{
|
|
continue;
|
|
}
|
|
|
|
else if (StartOfLine)
|
|
{
|
|
StartOfLine = FALSE;
|
|
FlPrintFile (FileId, "%*s", Index, " ");
|
|
}
|
|
|
|
WriteByte:
|
|
FlWriteFile (FileId, &FileByte, 1);
|
|
if (FileByte == '\n')
|
|
{
|
|
/*
|
|
* This line has been completed.
|
|
* Check if an error occurred on this source line during the compile.
|
|
* If so, we print the error message after the source line.
|
|
*/
|
|
LsCheckException (AslGbl_SourceLine, FileId);
|
|
return (1);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
FlWriteFile (FileId, &FileByte, 1);
|
|
if (FileByte == '\n')
|
|
{
|
|
/*
|
|
* This line has been completed.
|
|
* Check if an error occurred on this source line during the compile.
|
|
* If so, we print the error message after the source line.
|
|
*/
|
|
LsCheckException (AslGbl_SourceLine, FileId);
|
|
return (1);
|
|
}
|
|
}
|
|
|
|
} while (FlReadFile (ASL_FILE_SOURCE_OUTPUT, &FileByte, 1) == AE_OK);
|
|
|
|
/* EOF on the input file was reached */
|
|
|
|
return (0);
|
|
}
|
|
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: LsFlushListingBuffer
|
|
*
|
|
* PARAMETERS: FileId - ID of the listing file
|
|
*
|
|
* RETURN: None
|
|
*
|
|
* DESCRIPTION: Flush out the current contents of the 16-byte hex AML code
|
|
* buffer. Usually called at the termination of a single line
|
|
* of source code or when the buffer is full.
|
|
*
|
|
******************************************************************************/
|
|
|
|
void
|
|
LsFlushListingBuffer (
|
|
UINT32 FileId)
|
|
{
|
|
UINT32 i;
|
|
|
|
|
|
if (AslGbl_CurrentHexColumn == 0)
|
|
{
|
|
return;
|
|
}
|
|
|
|
/* Write the hex bytes */
|
|
|
|
switch (FileId)
|
|
{
|
|
case ASL_FILE_LISTING_OUTPUT:
|
|
|
|
for (i = 0; i < AslGbl_CurrentHexColumn; i++)
|
|
{
|
|
FlPrintFile (FileId, "%2.2X ", AslGbl_AmlBuffer[i]);
|
|
}
|
|
|
|
for (i = 0; i < ((HEX_LISTING_LINE_SIZE - AslGbl_CurrentHexColumn) * 3); i++)
|
|
{
|
|
FlWriteFile (FileId, ".", 1);
|
|
}
|
|
|
|
/* Write the ASCII character associated with each of the bytes */
|
|
|
|
LsDumpAscii (FileId, AslGbl_CurrentHexColumn, AslGbl_AmlBuffer);
|
|
break;
|
|
|
|
|
|
case ASL_FILE_ASM_SOURCE_OUTPUT:
|
|
|
|
for (i = 0; i < AslGbl_CurrentHexColumn; i++)
|
|
{
|
|
if (i > 0)
|
|
{
|
|
FlPrintFile (FileId, ",");
|
|
}
|
|
|
|
FlPrintFile (FileId, "0%2.2Xh", AslGbl_AmlBuffer[i]);
|
|
}
|
|
|
|
for (i = 0; i < ((HEX_LISTING_LINE_SIZE - AslGbl_CurrentHexColumn) * 5); i++)
|
|
{
|
|
FlWriteFile (FileId, " ", 1);
|
|
}
|
|
|
|
FlPrintFile (FileId, " ;%8.8X",
|
|
AslGbl_CurrentAmlOffset - HEX_LISTING_LINE_SIZE);
|
|
|
|
/* Write the ASCII character associated with each of the bytes */
|
|
|
|
LsDumpAscii (FileId, AslGbl_CurrentHexColumn, AslGbl_AmlBuffer);
|
|
break;
|
|
|
|
|
|
case ASL_FILE_C_SOURCE_OUTPUT:
|
|
|
|
for (i = 0; i < AslGbl_CurrentHexColumn; i++)
|
|
{
|
|
FlPrintFile (FileId, "0x%2.2X,", AslGbl_AmlBuffer[i]);
|
|
}
|
|
|
|
/* Pad hex output with spaces if line is shorter than max line size */
|
|
|
|
for (i = 0; i < ((HEX_LISTING_LINE_SIZE - AslGbl_CurrentHexColumn) * 5); i++)
|
|
{
|
|
FlWriteFile (FileId, " ", 1);
|
|
}
|
|
|
|
/* AML offset for the start of the line */
|
|
|
|
FlPrintFile (FileId, " /* %8.8X",
|
|
AslGbl_CurrentAmlOffset - AslGbl_CurrentHexColumn);
|
|
|
|
/* Write the ASCII character associated with each of the bytes */
|
|
|
|
LsDumpAsciiInComment (FileId, AslGbl_CurrentHexColumn, AslGbl_AmlBuffer);
|
|
FlPrintFile (FileId, " */");
|
|
break;
|
|
|
|
default:
|
|
|
|
/* No other types supported */
|
|
|
|
return;
|
|
}
|
|
|
|
FlPrintFile (FileId, "\n");
|
|
|
|
AslGbl_CurrentHexColumn = 0;
|
|
AslGbl_HexBytesWereWritten = TRUE;
|
|
}
|
|
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: LsPushNode
|
|
*
|
|
* PARAMETERS: Filename - Pointer to the include filename
|
|
*
|
|
* RETURN: None
|
|
*
|
|
* DESCRIPTION: Push a listing node on the listing/include file stack. This
|
|
* stack enables tracking of include files (infinitely nested)
|
|
* and resumption of the listing of the parent file when the
|
|
* include file is finished.
|
|
*
|
|
******************************************************************************/
|
|
|
|
void
|
|
LsPushNode (
|
|
char *Filename)
|
|
{
|
|
ASL_LISTING_NODE *Lnode;
|
|
|
|
|
|
/* Create a new node */
|
|
|
|
Lnode = UtLocalCalloc (sizeof (ASL_LISTING_NODE));
|
|
|
|
/* Initialize */
|
|
|
|
Lnode->Filename = Filename;
|
|
Lnode->LineNumber = 0;
|
|
|
|
/* Link (push) */
|
|
|
|
Lnode->Next = AslGbl_ListingNode;
|
|
AslGbl_ListingNode = Lnode;
|
|
}
|
|
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: LsPopNode
|
|
*
|
|
* PARAMETERS: None
|
|
*
|
|
* RETURN: List head after current head is popped off
|
|
*
|
|
* DESCRIPTION: Pop the current head of the list, free it, and return the
|
|
* next node on the stack (the new current node).
|
|
*
|
|
******************************************************************************/
|
|
|
|
ASL_LISTING_NODE *
|
|
LsPopNode (
|
|
void)
|
|
{
|
|
ASL_LISTING_NODE *Lnode;
|
|
|
|
|
|
/* Just grab the node at the head of the list */
|
|
|
|
Lnode = AslGbl_ListingNode;
|
|
if ((!Lnode) ||
|
|
(!Lnode->Next))
|
|
{
|
|
AslError (ASL_ERROR, ASL_MSG_COMPILER_INTERNAL, NULL,
|
|
"Could not pop empty listing stack");
|
|
return (AslGbl_ListingNode);
|
|
}
|
|
|
|
AslGbl_ListingNode = Lnode->Next;
|
|
ACPI_FREE (Lnode);
|
|
|
|
/* New "Current" node is the new head */
|
|
|
|
return (AslGbl_ListingNode);
|
|
}
|