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Diffstat (limited to 'sys/contrib/dev/acpica/dmobject.c')
| -rw-r--r-- | sys/contrib/dev/acpica/dmobject.c | 649 |
1 files changed, 649 insertions, 0 deletions
diff --git a/sys/contrib/dev/acpica/dmobject.c b/sys/contrib/dev/acpica/dmobject.c new file mode 100644 index 0000000..7b7d3c3 --- /dev/null +++ b/sys/contrib/dev/acpica/dmobject.c @@ -0,0 +1,649 @@ +/******************************************************************************* + * + * Module Name: dmobject - ACPI object decode and display + * $Revision: 1.22 $ + * + ******************************************************************************/ + +/****************************************************************************** + * + * 1. Copyright Notice + * + * Some or all of this work - Copyright (c) 1999 - 2007, Intel Corp. + * All rights reserved. + * + * 2. License + * + * 2.1. This is your license from Intel Corp. under its intellectual property + * rights. You may have additional license terms from the party that provided + * you this software, covering your right to use that party's intellectual + * property rights. + * + * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a + * copy of the source code appearing in this file ("Covered Code") an + * irrevocable, perpetual, worldwide license under Intel's copyrights in the + * base code distributed originally by Intel ("Original Intel Code") to copy, + * make derivatives, distribute, use and display any portion of the Covered + * Code in any form, with the right to sublicense such rights; and + * + * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent + * license (with the right to sublicense), under only those claims of Intel + * patents that are infringed by the Original Intel Code, to make, use, sell, + * offer to sell, and import the Covered Code and derivative works thereof + * solely to the minimum extent necessary to exercise the above copyright + * license, and in no event shall the patent license extend to any additions + * to or modifications of the Original Intel Code. No other license or right + * is granted directly or by implication, estoppel or otherwise; + * + * The above copyright and patent license is granted only if the following + * conditions are met: + * + * 3. Conditions + * + * 3.1. Redistribution of Source with Rights to Further Distribute Source. + * Redistribution of source code of any substantial portion of the Covered + * Code or modification with rights to further distribute source must include + * the above Copyright Notice, the above License, this list of Conditions, + * and the following Disclaimer and Export Compliance provision. In addition, + * Licensee must cause all Covered Code to which Licensee contributes to + * contain a file documenting the changes Licensee made to create that Covered + * Code and the date of any change. Licensee must include in that file the + * documentation of any changes made by any predecessor Licensee. Licensee + * must include a prominent statement that the modification is derived, + * directly or indirectly, from Original Intel Code. + * + * 3.2. Redistribution of Source with no Rights to Further Distribute Source. + * Redistribution of source code of any substantial portion of the Covered + * Code or modification without rights to further distribute source must + * include the following Disclaimer and Export Compliance provision in the + * documentation and/or other materials provided with distribution. In + * addition, Licensee may not authorize further sublicense of source of any + * portion of the Covered Code, and must include terms to the effect that the + * license from Licensee to its licensee is limited to the intellectual + * property embodied in the software Licensee provides to its licensee, and + * not to intellectual property embodied in modifications its licensee may + * make. + * + * 3.3. Redistribution of Executable. Redistribution in executable form of any + * substantial portion of the Covered Code or modification must reproduce the + * above Copyright Notice, and the following Disclaimer and Export Compliance + * provision in the documentation and/or other materials provided with the + * distribution. + * + * 3.4. Intel retains all right, title, and interest in and to the Original + * Intel Code. + * + * 3.5. Neither the name Intel nor any other trademark owned or controlled by + * Intel shall be used in advertising or otherwise to promote the sale, use or + * other dealings in products derived from or relating to the Covered Code + * without prior written authorization from Intel. + * + * 4. Disclaimer and Export Compliance + * + * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED + * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE + * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, + * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY + * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY + * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A + * PARTICULAR PURPOSE. + * + * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES + * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR + * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, + * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY + * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL + * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS + * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY + * LIMITED REMEDY. + * + * 4.3. Licensee shall not export, either directly or indirectly, any of this + * software or system incorporating such software without first obtaining any + * required license or other approval from the U. S. Department of Commerce or + * any other agency or department of the United States Government. In the + * event Licensee exports any such software from the United States or + * re-exports any such software from a foreign destination, Licensee shall + * ensure that the distribution and export/re-export of the software is in + * compliance with all laws, regulations, orders, or other restrictions of the + * U.S. Export Administration Regulations. Licensee agrees that neither it nor + * any of its subsidiaries will export/re-export any technical data, process, + * software, or service, directly or indirectly, to any country for which the + * United States government or any agency thereof requires an export license, + * other governmental approval, or letter of assurance, without first obtaining + * such license, approval or letter. + * + *****************************************************************************/ + + +#include <contrib/dev/acpica/acpi.h> +#include <contrib/dev/acpica/amlcode.h> +#include <contrib/dev/acpica/acnamesp.h> +#include <contrib/dev/acpica/acdisasm.h> +#include <contrib/dev/acpica/acparser.h> + + +#ifdef ACPI_DISASSEMBLER + +#define _COMPONENT ACPI_CA_DEBUGGER + ACPI_MODULE_NAME ("dmnames") + +/* Local prototypes */ + +static void +AcpiDmDecodeNode ( + ACPI_NAMESPACE_NODE *Node); + + +/******************************************************************************* + * + * FUNCTION: AcpiDmDumpMethodInfo + * + * PARAMETERS: Status - Method execution status + * WalkState - Current state of the parse tree walk + * Op - Executing parse op + * + * RETURN: None + * + * DESCRIPTION: Called when a method has been aborted because of an error. + * Dumps the method execution stack, and the method locals/args, + * and disassembles the AML opcode that failed. + * + ******************************************************************************/ + +void +AcpiDmDumpMethodInfo ( + ACPI_STATUS Status, + ACPI_WALK_STATE *WalkState, + ACPI_PARSE_OBJECT *Op) +{ + ACPI_PARSE_OBJECT *Next; + ACPI_THREAD_STATE *Thread; + ACPI_WALK_STATE *NextWalkState; + ACPI_NAMESPACE_NODE *PreviousMethod = NULL; + + + /* Ignore control codes, they are not errors */ + + if ((Status & AE_CODE_MASK) == AE_CODE_CONTROL) + { + return; + } + + /* We may be executing a deferred opcode */ + + if (WalkState->DeferredNode) + { + AcpiOsPrintf ("Executing subtree for Buffer/Package/Region\n"); + return; + } + + /* + * If there is no Thread, we are not actually executing a method. + * This can happen when the iASL compiler calls the interpreter + * to perform constant folding. + */ + Thread = WalkState->Thread; + if (!Thread) + { + return; + } + + /* Display exception and method name */ + + AcpiOsPrintf ("\n**** Exception %s during execution of method ", + AcpiFormatException (Status)); + AcpiNsPrintNodePathname (WalkState->MethodNode, NULL); + + /* Display stack of executing methods */ + + AcpiOsPrintf ("\n\nMethod Execution Stack:\n"); + NextWalkState = Thread->WalkStateList; + + /* Walk list of linked walk states */ + + while (NextWalkState) + { + AcpiOsPrintf (" Method [%4.4s] executing: ", + AcpiUtGetNodeName (NextWalkState->MethodNode)); + + /* First method is the currently executing method */ + + if (NextWalkState == WalkState) + { + if (Op) + { + /* Display currently executing ASL statement */ + + Next = Op->Common.Next; + Op->Common.Next = NULL; + + AcpiDmDisassemble (NextWalkState, Op, ACPI_UINT32_MAX); + Op->Common.Next = Next; + } + } + else + { + /* + * This method has called another method + * NOTE: the method call parse subtree is already deleted at this + * point, so we cannot disassemble the method invocation. + */ + AcpiOsPrintf ("Call to method "); + AcpiNsPrintNodePathname (PreviousMethod, NULL); + } + + PreviousMethod = NextWalkState->MethodNode; + NextWalkState = NextWalkState->Next; + AcpiOsPrintf ("\n"); + } + + /* Display the method locals and arguments */ + + AcpiOsPrintf ("\n"); + AcpiDmDisplayLocals (WalkState); + AcpiOsPrintf ("\n"); + AcpiDmDisplayArguments (WalkState); + AcpiOsPrintf ("\n"); +} + + +/******************************************************************************* + * + * FUNCTION: AcpiDmDecodeInternalObject + * + * PARAMETERS: ObjDesc - Object to be displayed + * + * RETURN: None + * + * DESCRIPTION: Short display of an internal object. Numbers/Strings/Buffers. + * + ******************************************************************************/ + +void +AcpiDmDecodeInternalObject ( + ACPI_OPERAND_OBJECT *ObjDesc) +{ + UINT32 i; + + + if (!ObjDesc) + { + AcpiOsPrintf (" Uninitialized"); + return; + } + + if (ACPI_GET_DESCRIPTOR_TYPE (ObjDesc) != ACPI_DESC_TYPE_OPERAND) + { + AcpiOsPrintf (" %p [%s]", ObjDesc, AcpiUtGetDescriptorName (ObjDesc)); + return; + } + + AcpiOsPrintf (" %s", AcpiUtGetObjectTypeName (ObjDesc)); + + switch (ACPI_GET_OBJECT_TYPE (ObjDesc)) + { + case ACPI_TYPE_INTEGER: + + AcpiOsPrintf (" %8.8X%8.8X", + ACPI_FORMAT_UINT64 (ObjDesc->Integer.Value)); + break; + + + case ACPI_TYPE_STRING: + + AcpiOsPrintf ("(%d) \"%.24s", + ObjDesc->String.Length, ObjDesc->String.Pointer); + + if (ObjDesc->String.Length > 24) + { + AcpiOsPrintf ("..."); + } + else + { + AcpiOsPrintf ("\""); + } + break; + + + case ACPI_TYPE_BUFFER: + + AcpiOsPrintf ("(%d)", ObjDesc->Buffer.Length); + for (i = 0; (i < 8) && (i < ObjDesc->Buffer.Length); i++) + { + AcpiOsPrintf (" %2.2X", ObjDesc->Buffer.Pointer[i]); + } + break; + + + default: + + AcpiOsPrintf (" %p", ObjDesc); + break; + } +} + + +/******************************************************************************* + * + * FUNCTION: AcpiDmDecodeNode + * + * PARAMETERS: Node - Object to be displayed + * + * RETURN: None + * + * DESCRIPTION: Short display of a namespace node + * + ******************************************************************************/ + +static void +AcpiDmDecodeNode ( + ACPI_NAMESPACE_NODE *Node) +{ + + AcpiOsPrintf ("<Node> Name %4.4s", + AcpiUtGetNodeName (Node)); + + if (Node->Flags & ANOBJ_METHOD_ARG) + { + AcpiOsPrintf (" [Method Arg]"); + } + if (Node->Flags & ANOBJ_METHOD_LOCAL) + { + AcpiOsPrintf (" [Method Local]"); + } + + AcpiDmDecodeInternalObject (AcpiNsGetAttachedObject (Node)); +} + + +/******************************************************************************* + * + * FUNCTION: AcpiDmDisplayInternalObject + * + * PARAMETERS: ObjDesc - Object to be displayed + * WalkState - Current walk state + * + * RETURN: None + * + * DESCRIPTION: Short display of an internal object + * + ******************************************************************************/ + +void +AcpiDmDisplayInternalObject ( + ACPI_OPERAND_OBJECT *ObjDesc, + ACPI_WALK_STATE *WalkState) +{ + UINT8 Type; + + + AcpiOsPrintf ("%p ", ObjDesc); + + if (!ObjDesc) + { + AcpiOsPrintf ("<Null Object>\n"); + return; + } + + /* Decode the object type */ + + switch (ACPI_GET_DESCRIPTOR_TYPE (ObjDesc)) + { + case ACPI_DESC_TYPE_PARSER: + + AcpiOsPrintf ("<Parser> "); + break; + + + case ACPI_DESC_TYPE_NAMED: + + AcpiDmDecodeNode ((ACPI_NAMESPACE_NODE *) ObjDesc); + break; + + + case ACPI_DESC_TYPE_OPERAND: + + Type = ACPI_GET_OBJECT_TYPE (ObjDesc); + if (Type > ACPI_TYPE_LOCAL_MAX) + { + AcpiOsPrintf (" Type %X [Invalid Type]", (UINT32) Type); + return; + } + + /* Decode the ACPI object type */ + + switch (ACPI_GET_OBJECT_TYPE (ObjDesc)) + { + case ACPI_TYPE_LOCAL_REFERENCE: + + switch (ObjDesc->Reference.Opcode) + { + case AML_LOCAL_OP: + + AcpiOsPrintf ("[Local%d] ", ObjDesc->Reference.Offset); + if (WalkState) + { + ObjDesc = WalkState->LocalVariables[ + ObjDesc->Reference.Offset].Object; + AcpiOsPrintf ("%p", ObjDesc); + AcpiDmDecodeInternalObject (ObjDesc); + } + break; + + + case AML_ARG_OP: + + AcpiOsPrintf ("[Arg%d] ", ObjDesc->Reference.Offset); + if (WalkState) + { + ObjDesc = WalkState->Arguments[ + ObjDesc->Reference.Offset].Object; + AcpiOsPrintf ("%p", ObjDesc); + AcpiDmDecodeInternalObject (ObjDesc); + } + break; + + + case AML_DEBUG_OP: + + AcpiOsPrintf ("[Debug] "); + break; + + + case AML_INDEX_OP: + + AcpiOsPrintf ("[Index] "); + switch (ObjDesc->Reference.TargetType) + { + case ACPI_TYPE_BUFFER_FIELD: + AcpiOsPrintf ("%p", ObjDesc->Reference.Object); + AcpiDmDecodeInternalObject (ObjDesc->Reference.Object); + break; + + case ACPI_TYPE_PACKAGE: + + AcpiOsPrintf ("%p", ObjDesc->Reference.Where); + if (!ObjDesc->Reference.Where) + { + AcpiOsPrintf (" Uninitialized WHERE ptr"); + } + else + { + AcpiDmDecodeInternalObject ( + *(ObjDesc->Reference.Where)); + } + break; + + default: + AcpiOsPrintf ("Unknown index target type"); + break; + } + break; + + + case AML_LOAD_OP: + + AcpiOsPrintf ("[DdbHandle] "); + break; + + + case AML_REF_OF_OP: + + AcpiOsPrintf ("[RefOf] "); + + if (!ObjDesc->Reference.Object) + { + AcpiOsPrintf ("Uninitialized reference subobject ptr"); + break; + } + + /* Reference can be to a Node or an Operand object */ + + switch (ACPI_GET_DESCRIPTOR_TYPE (ObjDesc->Reference.Object)) + { + case ACPI_DESC_TYPE_NAMED: + AcpiDmDecodeNode (ObjDesc->Reference.Object); + break; + + case ACPI_DESC_TYPE_OPERAND: + AcpiDmDecodeInternalObject (ObjDesc->Reference.Object); + break; + + default: + break; + } + break; + + case AML_INT_NAMEPATH_OP: + + AcpiDmDecodeNode (ObjDesc->Reference.Node); + break; + + default: + + AcpiOsPrintf ("Unknown Reference opcode %X (%s)\n", + ObjDesc->Reference.Opcode, + AcpiPsGetOpcodeName (ObjDesc->Reference.Opcode)); + break; + } + break; + + default: + + AcpiOsPrintf ("<Obj> "); + AcpiDmDecodeInternalObject (ObjDesc); + break; + } + break; + + + default: + + AcpiOsPrintf ("<Not a valid ACPI Object Descriptor> [%s]", + AcpiUtGetDescriptorName (ObjDesc)); + break; + } + + AcpiOsPrintf ("\n"); +} + + +/******************************************************************************* + * + * FUNCTION: AcpiDmDisplayLocals + * + * PARAMETERS: WalkState - State for current method + * + * RETURN: None + * + * DESCRIPTION: Display all locals for the currently running control method + * + ******************************************************************************/ + +void +AcpiDmDisplayLocals ( + ACPI_WALK_STATE *WalkState) +{ + UINT32 i; + ACPI_OPERAND_OBJECT *ObjDesc; + ACPI_NAMESPACE_NODE *Node; + + + ObjDesc = WalkState->MethodDesc; + Node = WalkState->MethodNode; + if (!Node) + { + AcpiOsPrintf ( + "No method node (Executing subtree for buffer or opregion)\n"); + return; + } + + if (Node->Type != ACPI_TYPE_METHOD) + { + AcpiOsPrintf ("Executing subtree for Buffer/Package/Region\n"); + return; + } + + AcpiOsPrintf ("Local Variables for method [%4.4s]:\n", + AcpiUtGetNodeName (Node)); + + for (i = 0; i < ACPI_METHOD_NUM_LOCALS; i++) + { + ObjDesc = WalkState->LocalVariables[i].Object; + AcpiOsPrintf (" Local%X: ", i); + AcpiDmDisplayInternalObject (ObjDesc, WalkState); + } +} + + +/******************************************************************************* + * + * FUNCTION: AcpiDmDisplayArguments + * + * PARAMETERS: WalkState - State for current method + * + * RETURN: None + * + * DESCRIPTION: Display all arguments for the currently running control method + * + ******************************************************************************/ + +void +AcpiDmDisplayArguments ( + ACPI_WALK_STATE *WalkState) +{ + UINT32 i; + ACPI_OPERAND_OBJECT *ObjDesc; + ACPI_NAMESPACE_NODE *Node; + + + ObjDesc = WalkState->MethodDesc; + Node = WalkState->MethodNode; + if (!Node) + { + AcpiOsPrintf ( + "No method node (Executing subtree for buffer or opregion)\n"); + return; + } + + if (Node->Type != ACPI_TYPE_METHOD) + { + AcpiOsPrintf ("Executing subtree for Buffer/Package/Region\n"); + return; + } + + AcpiOsPrintf ( + "Arguments for Method [%4.4s]: (%X arguments defined, max concurrency = %X)\n", + AcpiUtGetNodeName (Node), ObjDesc->Method.ParamCount, ObjDesc->Method.SyncLevel); + + for (i = 0; i < ACPI_METHOD_NUM_ARGS; i++) + { + ObjDesc = WalkState->Arguments[i].Object; + AcpiOsPrintf (" Arg%d: ", i); + AcpiDmDisplayInternalObject (ObjDesc, WalkState); + } +} + +#endif + + |
