489 lines
15 KiB
C
489 lines
15 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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* $Revision: 35 $
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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, 2000, 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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#include "acpi.h"
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#include "acdebug.h"
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#include "acnamesp.h"
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#include "acparser.h"
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#include "acevents.h"
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#include "actables.h"
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#ifdef ENABLE_DEBUGGER
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#define _COMPONENT DEBUGGER
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MODULE_NAME ("dbfileio")
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ACPI_PARSE_OBJECT *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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/*
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* NOTE: this is here for lack of a better place. It is used in all
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* flavors of the debugger, need LCD file
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*/
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/*******************************************************************************
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*
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* FUNCTION: AcpiDbMatchArgument
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*
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* PARAMETERS: UserArgument - User command line
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* Arguments - Array of commands to match against
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*
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* RETURN: Index into command array or ACPI_TYPE_NOT_FOUND 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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OBJECT_TYPE_INTERNAL
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AcpiDbMatchArgument (
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NATIVE_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_NOT_FOUND);
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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 ((OBJECT_TYPE_INTERNAL) i);
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}
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}
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/* Argument not recognized */
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return (ACPI_TYPE_NOT_FOUND);
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}
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/*******************************************************************************
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*
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* FUNCTION: AcpiDbCloseDebugFile
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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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AcpiDbCloseDebugFile (
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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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AcpiOsPrintf ("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: AcpiDbOpenDebugFile
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*
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* PARAMETERS: Name - Filename to open
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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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AcpiDbOpenDebugFile (
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NATIVE_CHAR *Name)
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{
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#ifdef ACPI_APPLICATION
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AcpiDbCloseDebugFile ();
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DebugFile = fopen (Name, "w+");
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if (DebugFile)
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{
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AcpiOsPrintf ("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: AcpiDbLoadTable
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*
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* PARAMETERS: fp - File that contains table
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* TablePtr - Return value, buffer with table
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* TableLenght - Return value, length of table
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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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AcpiDbLoadTable(
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FILE *fp,
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ACPI_TABLE_HEADER **TablePtr,
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UINT32 *TableLength)
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{
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ACPI_TABLE_HEADER TableHeader;
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UINT8 *AmlPtr;
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UINT32 AmlLength;
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UINT32 Actual;
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ACPI_STATUS Status;
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/* Read the table header */
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if (fread (&TableHeader, 1, sizeof (TableHeader), fp) != sizeof (ACPI_TABLE_HEADER))
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{
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AcpiOsPrintf ("Couldn't read the table header\n");
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return (AE_BAD_SIGNATURE);
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}
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/* Validate the table header/length */
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Status = AcpiTbValidateTableHeader (&TableHeader);
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if ((ACPI_FAILURE (Status)) ||
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(TableHeader.Length > (1024 * 1024)))
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{
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AcpiOsPrintf ("Table header is invalid!\n");
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return (AE_ERROR);
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}
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/* We only support a limited number of table types */
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if (STRNCMP ((char *) TableHeader.Signature, DSDT_SIG, 4) &&
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STRNCMP ((char *) TableHeader.Signature, PSDT_SIG, 4) &&
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STRNCMP ((char *) TableHeader.Signature, SSDT_SIG, 4))
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{
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AcpiOsPrintf ("Table signature is invalid\n");
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DUMP_BUFFER (&TableHeader, sizeof (ACPI_TABLE_HEADER));
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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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*TableLength = TableHeader.Length;
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*TablePtr = (ACPI_TABLE_HEADER *) AcpiCmAllocate ((size_t) *TableLength);
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if (!*TablePtr)
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{
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AcpiOsPrintf ("Could not allocate memory for the table (size=%X)\n", TableHeader.Length);
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return (AE_NO_MEMORY);
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}
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AmlPtr = (UINT8 *) *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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Actual = fread (AmlPtr, 1, (size_t) AmlLength, fp);
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if (Actual == AmlLength)
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{
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return (AE_OK);
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}
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if (Actual > 0)
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{
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AcpiOsPrintf ("Warning - reading table, asked for %X got %X\n", AmlLength, Actual);
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return (AE_OK);
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}
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AcpiOsPrintf ("Error - could not read the table file\n");
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AcpiCmFree (*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: AeLocalLoadTable
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*
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* PARAMETERS: TablePtr - pointer to a buffer containing the entire
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* table to be loaded
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*
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* RETURN: Status
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*
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* DESCRIPTION: This function is called to load a table from the caller's
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* buffer. The buffer must contain an entire ACPI Table including
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* a valid header. The header fields will be verified, and if it
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* is determined that the table is invalid, the call will fail.
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*
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* If the call fails an appropriate status will be returned.
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*
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******************************************************************************/
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ACPI_STATUS
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AeLocalLoadTable (
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ACPI_TABLE_HEADER *TablePtr)
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{
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ACPI_STATUS Status;
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ACPI_TABLE_DESC TableInfo;
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FUNCTION_TRACE ("AeLocalLoadTable");
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if (!TablePtr)
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{
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return_ACPI_STATUS (AE_BAD_PARAMETER);
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}
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/* Install the new table into the local data structures */
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TableInfo.Pointer = TablePtr;
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Status = AcpiTbInstallTable (NULL, &TableInfo);
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if (ACPI_FAILURE (Status))
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{
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/* Free table allocated by AcpiTbGetTable */
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AcpiTbDeleteSingleTable (&TableInfo);
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return_ACPI_STATUS (Status);
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}
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#ifndef PARSER_ONLY
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Status = AcpiNsLoadTable (TableInfo.InstalledDesc, AcpiGbl_RootNode);
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if (ACPI_FAILURE (Status))
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{
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/* Uninstall table and free the buffer */
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AcpiTbUninstallTable (TableInfo.InstalledDesc);
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return_ACPI_STATUS (Status);
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}
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#endif
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return_ACPI_STATUS (Status);
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}
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/*******************************************************************************
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*
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* FUNCTION: AcpiDbLoadAcpiTable
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*
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* PARAMETERS: Filname - File where table is located
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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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AcpiDbLoadAcpiTable (
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NATIVE_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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ACPI_TABLE_HEADER *TablePtr;
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UINT32 TableLength;
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/* Open the file */
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fp = fopen (Filename, "rb");
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if (!fp)
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{
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AcpiOsPrintf ("Could not open file %s\n", Filename);
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return (AE_ERROR);
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}
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/* Get the entire file */
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AcpiOsPrintf ("Loading Acpi table from file %s\n", Filename);
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Status = AcpiDbLoadTable (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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AcpiOsPrintf ("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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Status = AeLocalLoadTable (TablePtr);
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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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AcpiOsPrintf ("Table %4.4s is already installed\n",
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&TablePtr->Signature);
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}
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else
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{
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AcpiOsPrintf ("Could not install table, %s\n",
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AcpiCmFormatException (Status));
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}
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AcpiCmFree (TablePtr);
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return (Status);
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}
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AcpiOsPrintf ("%4.4s at %p successfully installed and loaded\n",
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&TablePtr->Signature, TablePtr);
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AcpiGbl_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 /* ENABLE_DEBUGGER */
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