598 lines
18 KiB
C
598 lines
18 KiB
C
/*******************************************************************************
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*
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* Module Name: dbmethod - Debug commands for control methods
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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 - 2011, 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 "accommon.h"
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#include "acdispat.h"
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#include "acnamesp.h"
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#include "acdebug.h"
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#include "acdisasm.h"
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#include "acparser.h"
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#ifdef ACPI_DEBUGGER
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#define _COMPONENT ACPI_CA_DEBUGGER
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ACPI_MODULE_NAME ("dbmethod")
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/* Local prototypes */
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static ACPI_STATUS
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AcpiDbWalkForExecute (
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ACPI_HANDLE ObjHandle,
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UINT32 NestingLevel,
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void *Context,
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void **ReturnValue);
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/*******************************************************************************
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*
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* FUNCTION: AcpiDbSetMethodBreakpoint
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*
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* PARAMETERS: Location - AML offset of breakpoint
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* WalkState - Current walk info
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* Op - Current Op (from parse walk)
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*
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* RETURN: None
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*
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* DESCRIPTION: Set a breakpoint in a control method at the specified
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* AML offset
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*
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******************************************************************************/
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void
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AcpiDbSetMethodBreakpoint (
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char *Location,
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ACPI_WALK_STATE *WalkState,
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ACPI_PARSE_OBJECT *Op)
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{
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UINT32 Address;
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if (!Op)
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{
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AcpiOsPrintf ("There is no method currently executing\n");
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return;
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}
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/* Get and verify the breakpoint address */
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Address = ACPI_STRTOUL (Location, NULL, 16);
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if (Address <= Op->Common.AmlOffset)
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{
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AcpiOsPrintf ("Breakpoint %X is beyond current address %X\n",
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Address, Op->Common.AmlOffset);
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}
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/* Save breakpoint in current walk */
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WalkState->UserBreakpoint = Address;
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AcpiOsPrintf ("Breakpoint set at AML offset %X\n", Address);
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}
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/*******************************************************************************
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*
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* FUNCTION: AcpiDbSetMethodCallBreakpoint
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*
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* PARAMETERS: Op - Current Op (from parse walk)
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*
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* RETURN: None
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*
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* DESCRIPTION: Set a breakpoint in a control method at the specified
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* AML offset
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*
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******************************************************************************/
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void
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AcpiDbSetMethodCallBreakpoint (
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ACPI_PARSE_OBJECT *Op)
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{
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if (!Op)
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{
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AcpiOsPrintf ("There is no method currently executing\n");
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return;
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}
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AcpiGbl_StepToNextCall = TRUE;
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}
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/*******************************************************************************
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*
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* FUNCTION: AcpiDbSetMethodData
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*
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* PARAMETERS: TypeArg - L for local, A for argument
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* IndexArg - which one
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* ValueArg - Value to set.
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*
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* RETURN: None
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*
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* DESCRIPTION: Set a local or argument for the running control method.
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* NOTE: only object supported is Number.
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*
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******************************************************************************/
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void
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AcpiDbSetMethodData (
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char *TypeArg,
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char *IndexArg,
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char *ValueArg)
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{
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char Type;
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UINT32 Index;
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UINT32 Value;
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ACPI_WALK_STATE *WalkState;
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ACPI_OPERAND_OBJECT *ObjDesc;
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ACPI_STATUS Status;
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ACPI_NAMESPACE_NODE *Node;
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/* Validate TypeArg */
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AcpiUtStrupr (TypeArg);
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Type = TypeArg[0];
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if ((Type != 'L') &&
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(Type != 'A') &&
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(Type != 'N'))
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{
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AcpiOsPrintf ("Invalid SET operand: %s\n", TypeArg);
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return;
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}
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Value = ACPI_STRTOUL (ValueArg, NULL, 16);
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if (Type == 'N')
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{
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Node = AcpiDbConvertToNode (IndexArg);
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if (Node->Type != ACPI_TYPE_INTEGER)
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{
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AcpiOsPrintf ("Can only set Integer nodes\n");
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return;
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}
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ObjDesc = Node->Object;
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ObjDesc->Integer.Value = Value;
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return;
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}
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/* Get the index and value */
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Index = ACPI_STRTOUL (IndexArg, NULL, 16);
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WalkState = AcpiDsGetCurrentWalkState (AcpiGbl_CurrentWalkList);
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if (!WalkState)
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{
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AcpiOsPrintf ("There is no method currently executing\n");
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return;
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}
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/* Create and initialize the new object */
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ObjDesc = AcpiUtCreateIntegerObject ((UINT64) Value);
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if (!ObjDesc)
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{
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AcpiOsPrintf ("Could not create an internal object\n");
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return;
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}
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/* Store the new object into the target */
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switch (Type)
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{
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case 'A':
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/* Set a method argument */
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if (Index > ACPI_METHOD_MAX_ARG)
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{
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AcpiOsPrintf ("Arg%u - Invalid argument name\n", Index);
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goto Cleanup;
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}
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Status = AcpiDsStoreObjectToLocal (ACPI_REFCLASS_ARG, Index, ObjDesc,
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WalkState);
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if (ACPI_FAILURE (Status))
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{
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goto Cleanup;
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}
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ObjDesc = WalkState->Arguments[Index].Object;
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AcpiOsPrintf ("Arg%u: ", Index);
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AcpiDmDisplayInternalObject (ObjDesc, WalkState);
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break;
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case 'L':
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/* Set a method local */
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if (Index > ACPI_METHOD_MAX_LOCAL)
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{
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AcpiOsPrintf ("Local%u - Invalid local variable name\n", Index);
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goto Cleanup;
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}
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Status = AcpiDsStoreObjectToLocal (ACPI_REFCLASS_LOCAL, Index, ObjDesc,
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WalkState);
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if (ACPI_FAILURE (Status))
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{
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goto Cleanup;
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}
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ObjDesc = WalkState->LocalVariables[Index].Object;
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AcpiOsPrintf ("Local%u: ", Index);
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AcpiDmDisplayInternalObject (ObjDesc, WalkState);
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break;
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default:
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break;
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}
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Cleanup:
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AcpiUtRemoveReference (ObjDesc);
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}
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/*******************************************************************************
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*
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* FUNCTION: AcpiDbDisassembleAml
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*
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* PARAMETERS: Statements - Number of statements to disassemble
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* Op - Current Op (from parse walk)
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*
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* RETURN: None
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*
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* DESCRIPTION: Display disassembled AML (ASL) starting from Op for the number
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* of statements specified.
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*
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******************************************************************************/
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void
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AcpiDbDisassembleAml (
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char *Statements,
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ACPI_PARSE_OBJECT *Op)
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{
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UINT32 NumStatements = 8;
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if (!Op)
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{
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AcpiOsPrintf ("There is no method currently executing\n");
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return;
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}
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if (Statements)
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{
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NumStatements = ACPI_STRTOUL (Statements, NULL, 0);
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}
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AcpiDmDisassemble (NULL, Op, NumStatements);
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}
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/*******************************************************************************
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*
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* FUNCTION: AcpiDbDisassembleMethod
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*
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* PARAMETERS: Name - Name of control method
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*
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* RETURN: None
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*
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* DESCRIPTION: Display disassembled AML (ASL) starting from Op for the number
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* of statements specified.
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*
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******************************************************************************/
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ACPI_STATUS
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AcpiDbDisassembleMethod (
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char *Name)
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{
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ACPI_STATUS Status;
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ACPI_PARSE_OBJECT *Op;
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ACPI_WALK_STATE *WalkState;
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ACPI_OPERAND_OBJECT *ObjDesc;
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ACPI_NAMESPACE_NODE *Method;
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Method = AcpiDbConvertToNode (Name);
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if (!Method)
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{
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return (AE_BAD_PARAMETER);
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}
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ObjDesc = Method->Object;
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Op = AcpiPsCreateScopeOp ();
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if (!Op)
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{
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return (AE_NO_MEMORY);
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}
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/* Create and initialize a new walk state */
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WalkState = AcpiDsCreateWalkState (0, Op, NULL, NULL);
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if (!WalkState)
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{
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return (AE_NO_MEMORY);
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}
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Status = AcpiDsInitAmlWalk (WalkState, Op, NULL,
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ObjDesc->Method.AmlStart,
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ObjDesc->Method.AmlLength, NULL, ACPI_IMODE_LOAD_PASS1);
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if (ACPI_FAILURE (Status))
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{
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return (Status);
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}
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/* Parse the AML */
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WalkState->ParseFlags &= ~ACPI_PARSE_DELETE_TREE;
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WalkState->ParseFlags |= ACPI_PARSE_DISASSEMBLE;
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Status = AcpiPsParseAml (WalkState);
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AcpiDmDisassemble (NULL, Op, 0);
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AcpiPsDeleteParseTree (Op);
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return (AE_OK);
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}
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/*******************************************************************************
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*
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* FUNCTION: AcpiDbWalkForExecute
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*
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* PARAMETERS: Callback from WalkNamespace
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*
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* RETURN: Status
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*
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* DESCRIPTION: Batch execution module. Currently only executes predefined
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* ACPI names.
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*
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******************************************************************************/
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static ACPI_STATUS
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AcpiDbWalkForExecute (
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ACPI_HANDLE ObjHandle,
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UINT32 NestingLevel,
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void *Context,
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void **ReturnValue)
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{
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ACPI_NAMESPACE_NODE *Node = (ACPI_NAMESPACE_NODE *) ObjHandle;
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ACPI_EXECUTE_WALK *Info = (ACPI_EXECUTE_WALK *) Context;
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ACPI_BUFFER ReturnObj;
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ACPI_STATUS Status;
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char *Pathname;
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UINT32 i;
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ACPI_DEVICE_INFO *ObjInfo;
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ACPI_OBJECT_LIST ParamObjects;
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ACPI_OBJECT Params[ACPI_METHOD_NUM_ARGS];
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const ACPI_PREDEFINED_INFO *Predefined;
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Predefined = AcpiNsCheckForPredefinedName (Node);
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if (!Predefined)
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{
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return (AE_OK);
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}
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if (Node->Type == ACPI_TYPE_LOCAL_SCOPE)
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{
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return (AE_OK);
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}
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Pathname = AcpiNsGetExternalPathname (Node);
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if (!Pathname)
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{
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return (AE_OK);
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}
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/* Get the object info for number of method parameters */
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Status = AcpiGetObjectInfo (ObjHandle, &ObjInfo);
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if (ACPI_FAILURE (Status))
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{
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return (Status);
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}
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ParamObjects.Pointer = NULL;
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ParamObjects.Count = 0;
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if (ObjInfo->Type == ACPI_TYPE_METHOD)
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{
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/* Setup default parameters */
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for (i = 0; i < ObjInfo->ParamCount; i++)
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{
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Params[i].Type = ACPI_TYPE_INTEGER;
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Params[i].Integer.Value = 1;
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}
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ParamObjects.Pointer = Params;
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ParamObjects.Count = ObjInfo->ParamCount;
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}
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ACPI_FREE (ObjInfo);
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ReturnObj.Pointer = NULL;
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ReturnObj.Length = ACPI_ALLOCATE_BUFFER;
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/* Do the actual method execution */
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AcpiGbl_MethodExecuting = TRUE;
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Status = AcpiEvaluateObject (Node, NULL, &ParamObjects, &ReturnObj);
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AcpiOsPrintf ("%-32s returned %s\n", Pathname, AcpiFormatException (Status));
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AcpiGbl_MethodExecuting = FALSE;
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ACPI_FREE (Pathname);
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/* Ignore status from method execution */
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Status = AE_OK;
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/* Update count, check if we have executed enough methods */
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Info->Count++;
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if (Info->Count >= Info->MaxCount)
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{
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Status = AE_CTRL_TERMINATE;
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}
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return (Status);
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}
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/*******************************************************************************
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*
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* FUNCTION: AcpiDbBatchExecute
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*
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* PARAMETERS: CountArg - Max number of methods to execute
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*
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* RETURN: None
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*
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* DESCRIPTION: Namespace batch execution. Execute predefined names in the
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* namespace, up to the max count, if specified.
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*
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******************************************************************************/
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void
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AcpiDbBatchExecute (
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char *CountArg)
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{
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ACPI_EXECUTE_WALK Info;
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|
|
|
|
Info.Count = 0;
|
|
Info.MaxCount = ACPI_UINT32_MAX;
|
|
|
|
if (CountArg)
|
|
{
|
|
Info.MaxCount = ACPI_STRTOUL (CountArg, NULL, 0);
|
|
}
|
|
|
|
|
|
/* Search all nodes in namespace */
|
|
|
|
(void) AcpiWalkNamespace (ACPI_TYPE_ANY, ACPI_ROOT_OBJECT, ACPI_UINT32_MAX,
|
|
AcpiDbWalkForExecute, NULL, (void *) &Info, NULL);
|
|
|
|
AcpiOsPrintf ("Executed %u predefined names in the namespace\n", Info.Count);
|
|
}
|
|
|
|
#endif /* ACPI_DEBUGGER */
|