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https://github.com/acpica/acpica/
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394 lines
12 KiB
C
394 lines
12 KiB
C
/******************************************************************************
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*
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* Module Name: dbfileio - Debugger file I/O commands. These can't usually
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* be used when running the debugger in Ring 0 (Kernel mode)
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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, Intel Corp. All rights
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* 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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#include <acpi.h>
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#include <acapi.h>
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#include <debugger.h>
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#include <namesp.h>
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#include <parser.h>
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#include <events.h>
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#include <tables.h>
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#ifdef ACPI_DEBUG
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#define _COMPONENT DEBUGGER
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MODULE_NAME ("dbfileio");
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ACPI_GENERIC_OP *root;
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#ifdef ACPI_APPLICATION
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#include <stdio.h>
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FILE *DebugFile = NULL;
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#endif
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/* NOTE: this is here for lack of a better place. It is used in all flavors of the debugger, need LCD file */
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/******************************************************************************
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*
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* FUNCTION: DbMatchArgument
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*
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* PARAMETERS: UserArgument - User command line
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*
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* RETURN: Index into command array, -1 if not found
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*
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* DESCRIPTION: Search command array for a command match
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*
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*****************************************************************************/
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ACPI_OBJECT_TYPE
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DbMatchArgument (
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char *UserArgument,
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ARGUMENT_INFO *Arguments)
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{
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UINT32 i;
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if (!UserArgument || UserArgument[0] == 0)
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{
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return ACPI_TYPE_NotFound;
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}
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for (i = 0; Arguments[i].Name; i++)
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{
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if (STRSTR (Arguments[i].Name, UserArgument) == Arguments[i].Name)
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{
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return ((ACPI_OBJECT_TYPE) i);
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}
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}
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/* Argument not recognized */
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return ACPI_TYPE_NotFound;
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}
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/******************************************************************************
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*
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* FUNCTION: DbCloseDebugFile
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*
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* PARAMETERS: None
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*
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* RETURN: Status
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*
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* DESCRIPTION: If open, close the current debug output file
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*
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*****************************************************************************/
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void
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DbCloseDebugFile (
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void)
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{
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#ifdef ACPI_APPLICATION
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if (DebugFile)
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{
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fclose (DebugFile);
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DebugFile = NULL;
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OutputToFile = FALSE;
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OsdPrintf ("Debug output file %s closed\n", DebugFilename);
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}
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#endif
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}
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/******************************************************************************
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*
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* FUNCTION: DbOpenDebugFile
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*
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* PARAMETERS: Name - Filename
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*
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* RETURN: Status
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*
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* DESCRIPTION: Open a file where debug output will be directed.
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*
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*****************************************************************************/
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void
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DbOpenDebugFile (
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char *Name)
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{
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#ifdef ACPI_APPLICATION
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DbCloseDebugFile ();
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DebugFile = fopen (Name, "w+");
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if (DebugFile)
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{
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OsdPrintf ("Debug output file %s opened\n", Name);
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STRCPY (DebugFilename, Name);
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OutputToFile = TRUE;
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}
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#endif
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}
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#ifdef ACPI_APPLICATION
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/******************************************************************************
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*
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* FUNCTION: DbLoadTable
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*
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* PARAMETERS:
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*
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* RETURN: Status
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*
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* DESCRIPTION: Load the DSDT from the file pointer
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*
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*****************************************************************************/
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ACPI_STATUS
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DbLoadTable(
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FILE *fp,
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char **TablePtr,
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UINT32 *TableLength)
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{
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ACPI_TABLE_HEADER TableHeader;
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char *AmlPtr;
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UINT32 AmlLength;
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/* Read the table header */
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if (fread (&TableHeader, 1, sizeof (TableHeader), fp) != sizeof (TableHeader))
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{
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OsdPrintf ("Couldn't read the table header\n");
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return (AE_BAD_SIGNATURE);
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}
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/* Get and validate the table length */
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*TableLength = TableHeader.Length;
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if (!*TableLength)
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{
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OsdPrintf ("Found a table length of zero!\n");
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return (AE_ERROR);
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}
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/* Allocate a buffer for the table */
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*TablePtr = (char *) malloc ((size_t) *TableLength);
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if (!*TablePtr)
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{
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OsdPrintf ("Could not allocate memory for the table (size=0x%X)\n", TableHeader.Length);
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return (AE_NO_MEMORY);
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}
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AmlPtr = *TablePtr + sizeof (TableHeader);
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AmlLength = *TableLength - sizeof (TableHeader);
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/* Copy the header to the buffer */
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MEMCPY (*TablePtr, &TableHeader, sizeof (TableHeader));
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/* Get the rest of the table */
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if ((UINT32) fread (AmlPtr, 1, (size_t) AmlLength, fp) == AmlLength)
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{
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return AE_OK;
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}
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OsdPrintf ("Error reading the table\n");
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free (*TablePtr);
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*TablePtr = NULL;
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*TableLength = 0;
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return AE_ERROR;
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}
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#endif
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/******************************************************************************
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*
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* FUNCTION: DbLoadAcpiTable
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*
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* PARAMETERS:
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*
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* RETURN: Status
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*
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* DESCRIPTION: Load an ACPI table from a file
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*
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*****************************************************************************/
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ACPI_STATUS
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DbLoadAcpiTable (
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char *Filename)
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{
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#ifdef ACPI_APPLICATION
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FILE *fp;
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ACPI_STATUS Status;
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char *TablePtr;
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UINT32 TableLength;
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ACPI_TABLE_DESC TableInfo;
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fp = fopen (Filename, "rb");
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if (!fp)
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{
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OsdPrintf ("Could not open file %s\n", Filename);
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return AE_ERROR;
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}
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OsdPrintf ("Loading Acpi table from file %s\n", Filename);
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Status = DbLoadTable (fp, &TablePtr, &TableLength);
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fclose(fp);
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if (ACPI_FAILURE (Status))
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{
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OsdPrintf ("Couldn't get table from the file\n");
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return Status;
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}
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/* Attempt to recognize and install the table */
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TableInfo.Pointer = (ACPI_TABLE_HEADER *) TablePtr; /* TBD: Fix redundant parameter */
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Status = TbInstallTable (TablePtr, &TableInfo);
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if (ACPI_FAILURE (Status))
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{
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if (Status == AE_EXIST)
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{
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OsdPrintf ("Table is already installed/loaded\n");
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}
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else
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{
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OsdPrintf ("Could not install table, %s\n", CmFormatException (Status));
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}
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free (TablePtr);
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return Status;
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}
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OsdPrintf ("%s successfully loaded and installed at %p\n",
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Gbl_AcpiTableData[TableInfo.Type].Name, TablePtr);
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Gbl_AcpiHardwarePresent = FALSE;
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#endif /* ACPI_APPLICATION */
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return AE_OK;
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}
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#endif /* ACPI_DEBUG */
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