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Diffstat (limited to 'sys/contrib/dev/acpica/utobject.c')
| -rw-r--r-- | sys/contrib/dev/acpica/utobject.c | 721 |
1 files changed, 0 insertions, 721 deletions
diff --git a/sys/contrib/dev/acpica/utobject.c b/sys/contrib/dev/acpica/utobject.c deleted file mode 100644 index babdcf65a1bb..000000000000 --- a/sys/contrib/dev/acpica/utobject.c +++ /dev/null @@ -1,721 +0,0 @@ -/****************************************************************************** - * - * Module Name: utobject - ACPI object create/delete/size/cache routines - * $Revision: 82 $ - * - *****************************************************************************/ - -/****************************************************************************** - * - * 1. Copyright Notice - * - * Some or all of this work - Copyright (c) 1999 - 2003, 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. - * - *****************************************************************************/ - -#define __UTOBJECT_C__ - -#include "acpi.h" -#include "acnamesp.h" -#include "amlcode.h" - - -#define _COMPONENT ACPI_UTILITIES - ACPI_MODULE_NAME ("utobject") - - -/******************************************************************************* - * - * FUNCTION: AcpiUtCreateInternalObjectDbg - * - * PARAMETERS: ModuleName - Source file name of caller - * LineNumber - Line number of caller - * ComponentId - Component type of caller - * Type - ACPI Type of the new object - * - * RETURN: Object - The new object. Null on failure - * - * DESCRIPTION: Create and initialize a new internal object. - * - * NOTE: We always allocate the worst-case object descriptor because - * these objects are cached, and we want them to be - * one-size-satisifies-any-request. This in itself may not be - * the most memory efficient, but the efficiency of the object - * cache should more than make up for this! - * - ******************************************************************************/ - -ACPI_OPERAND_OBJECT * -AcpiUtCreateInternalObjectDbg ( - char *ModuleName, - UINT32 LineNumber, - UINT32 ComponentId, - ACPI_OBJECT_TYPE Type) -{ - ACPI_OPERAND_OBJECT *Object; - ACPI_OPERAND_OBJECT *SecondObject; - - - ACPI_FUNCTION_TRACE_STR ("UtCreateInternalObjectDbg", AcpiUtGetTypeName (Type)); - - - /* Allocate the raw object descriptor */ - - Object = AcpiUtAllocateObjectDescDbg (ModuleName, LineNumber, ComponentId); - if (!Object) - { - return_PTR (NULL); - } - - switch (Type) - { - case ACPI_TYPE_REGION: - case ACPI_TYPE_BUFFER_FIELD: - - /* These types require a secondary object */ - - SecondObject = AcpiUtAllocateObjectDescDbg (ModuleName, LineNumber, ComponentId); - if (!SecondObject) - { - AcpiUtDeleteObjectDesc (Object); - return_PTR (NULL); - } - - SecondObject->Common.Type = ACPI_TYPE_LOCAL_EXTRA; - SecondObject->Common.ReferenceCount = 1; - - /* Link the second object to the first */ - - Object->Common.NextObject = SecondObject; - break; - - default: - /* All others have no secondary object */ - break; - } - - /* Save the object type in the object descriptor */ - - Object->Common.Type = (UINT8) Type; - - /* Init the reference count */ - - Object->Common.ReferenceCount = 1; - - /* Any per-type initialization should go here */ - - return_PTR (Object); -} - - -/******************************************************************************* - * - * FUNCTION: AcpiUtCreateBufferObject - * - * PARAMETERS: BufferSize - Size of buffer to be created - * - * RETURN: Pointer to a new Buffer object - * - * DESCRIPTION: Create a fully initialized buffer object - * - ******************************************************************************/ - -ACPI_OPERAND_OBJECT * -AcpiUtCreateBufferObject ( - ACPI_SIZE BufferSize) -{ - ACPI_OPERAND_OBJECT *BufferDesc; - UINT8 *Buffer; - - - ACPI_FUNCTION_TRACE_U32 ("UtCreateBufferObject", BufferSize); - - - /* - * Create a new Buffer object - */ - BufferDesc = AcpiUtCreateInternalObject (ACPI_TYPE_BUFFER); - if (!BufferDesc) - { - return_PTR (NULL); - } - - /* Allocate the actual buffer */ - - Buffer = ACPI_MEM_CALLOCATE (BufferSize); - if (!Buffer) - { - ACPI_REPORT_ERROR (("CreateBuffer: could not allocate size %X\n", - (UINT32) BufferSize)); - AcpiUtRemoveReference (BufferDesc); - return_PTR (NULL); - } - - /* Complete buffer object initialization */ - - BufferDesc->Buffer.Flags |= AOPOBJ_DATA_VALID; - BufferDesc->Buffer.Pointer = Buffer; - BufferDesc->Buffer.Length = (UINT32) BufferSize; - - /* Return the new buffer descriptor */ - - return_PTR (BufferDesc); -} - - -/******************************************************************************* - * - * FUNCTION: AcpiUtValidInternalObject - * - * PARAMETERS: Object - Object to be validated - * - * RETURN: Validate a pointer to be an ACPI_OPERAND_OBJECT - * - ******************************************************************************/ - -BOOLEAN -AcpiUtValidInternalObject ( - void *Object) -{ - - ACPI_FUNCTION_NAME ("UtValidInternalObject"); - - - /* Check for a null pointer */ - - if (!Object) - { - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "**** Null Object Ptr\n")); - return (FALSE); - } - - /* Check the descriptor type field */ - - switch (ACPI_GET_DESCRIPTOR_TYPE (Object)) - { - case ACPI_DESC_TYPE_OPERAND: - - /* The object appears to be a valid ACPI_OPERAND_OBJECT */ - - return (TRUE); - - case ACPI_DESC_TYPE_NAMED: - - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, - "**** Obj %p is a named obj, not ACPI obj\n", Object)); - break; - - case ACPI_DESC_TYPE_PARSER: - - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, - "**** Obj %p is a parser obj, not ACPI obj\n", Object)); - break; - - case ACPI_DESC_TYPE_CACHED: - - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "**** Obj %p has already been released to internal cache\n", Object)); - break; - - default: - - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "**** Obj %p has unknown descriptor type %X\n", Object, - ACPI_GET_DESCRIPTOR_TYPE (Object))); - break; - } - - return (FALSE); -} - - -/******************************************************************************* - * - * FUNCTION: AcpiUtAllocateObjectDescDbg - * - * PARAMETERS: ModuleName - Caller's module name (for error output) - * LineNumber - Caller's line number (for error output) - * ComponentId - Caller's component ID (for error output) - * - * RETURN: Pointer to newly allocated object descriptor. Null on error - * - * DESCRIPTION: Allocate a new object descriptor. Gracefully handle - * error conditions. - * - ******************************************************************************/ - -void * -AcpiUtAllocateObjectDescDbg ( - char *ModuleName, - UINT32 LineNumber, - UINT32 ComponentId) -{ - ACPI_OPERAND_OBJECT *Object; - - - ACPI_FUNCTION_TRACE ("UtAllocateObjectDescDbg"); - - - Object = AcpiUtAcquireFromCache (ACPI_MEM_LIST_OPERAND); - if (!Object) - { - _ACPI_REPORT_ERROR (ModuleName, LineNumber, ComponentId, - ("Could not allocate an object descriptor\n")); - - return_PTR (NULL); - } - - /* Mark the descriptor type */ - - ACPI_SET_DESCRIPTOR_TYPE (Object, ACPI_DESC_TYPE_OPERAND); - - ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, "%p Size %X\n", - Object, (UINT32) sizeof (ACPI_OPERAND_OBJECT))); - - return_PTR (Object); -} - - -/******************************************************************************* - * - * FUNCTION: AcpiUtDeleteObjectDesc - * - * PARAMETERS: Object - An Acpi internal object to be deleted - * - * RETURN: None. - * - * DESCRIPTION: Free an ACPI object descriptor or add it to the object cache - * - ******************************************************************************/ - -void -AcpiUtDeleteObjectDesc ( - ACPI_OPERAND_OBJECT *Object) -{ - ACPI_FUNCTION_TRACE_PTR ("UtDeleteObjectDesc", Object); - - - /* Object must be an ACPI_OPERAND_OBJECT */ - - if (ACPI_GET_DESCRIPTOR_TYPE (Object) != ACPI_DESC_TYPE_OPERAND) - { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Obj %p is not an ACPI object\n", Object)); - return_VOID; - } - - AcpiUtReleaseToCache (ACPI_MEM_LIST_OPERAND, Object); - - return_VOID; -} - - -/******************************************************************************* - * - * FUNCTION: AcpiUtDeleteObjectCache - * - * PARAMETERS: None - * - * RETURN: None - * - * DESCRIPTION: Purge the global state object cache. Used during subsystem - * termination. - * - ******************************************************************************/ - -void -AcpiUtDeleteObjectCache ( - void) -{ - ACPI_FUNCTION_TRACE ("UtDeleteObjectCache"); - - - AcpiUtDeleteGenericCache (ACPI_MEM_LIST_OPERAND); - return_VOID; -} - - -/******************************************************************************* - * - * FUNCTION: AcpiUtGetSimpleObjectSize - * - * PARAMETERS: *InternalObject - Pointer to the object we are examining - * *ObjLength - Where the length is returned - * - * RETURN: Status - * - * DESCRIPTION: This function is called to determine the space required to - * contain a simple object for return to an external user. - * - * The length includes the object structure plus any additional - * needed space. - * - ******************************************************************************/ - -ACPI_STATUS -AcpiUtGetSimpleObjectSize ( - ACPI_OPERAND_OBJECT *InternalObject, - ACPI_SIZE *ObjLength) -{ - ACPI_SIZE Length; - ACPI_STATUS Status = AE_OK; - - - ACPI_FUNCTION_TRACE_PTR ("UtGetSimpleObjectSize", InternalObject); - - - /* Handle a null object (Could be a uninitialized package element -- which is legal) */ - - if (!InternalObject) - { - *ObjLength = 0; - return_ACPI_STATUS (AE_OK); - } - - /* Start with the length of the Acpi object */ - - Length = sizeof (ACPI_OBJECT); - - if (ACPI_GET_DESCRIPTOR_TYPE (InternalObject) == ACPI_DESC_TYPE_NAMED) - { - /* Object is a named object (reference), just return the length */ - - *ObjLength = ACPI_ROUND_UP_TO_NATIVE_WORD (Length); - return_ACPI_STATUS (Status); - } - - /* - * The final length depends on the object type - * Strings and Buffers are packed right up against the parent object and - * must be accessed bytewise or there may be alignment problems on - * certain processors - */ - switch (ACPI_GET_OBJECT_TYPE (InternalObject)) - { - case ACPI_TYPE_STRING: - - Length += (ACPI_SIZE) InternalObject->String.Length + 1; - break; - - - case ACPI_TYPE_BUFFER: - - Length += (ACPI_SIZE) InternalObject->Buffer.Length; - break; - - - case ACPI_TYPE_INTEGER: - case ACPI_TYPE_PROCESSOR: - case ACPI_TYPE_POWER: - - /* - * No extra data for these types - */ - break; - - - case ACPI_TYPE_LOCAL_REFERENCE: - - switch (InternalObject->Reference.Opcode) - { - case AML_INT_NAMEPATH_OP: - - /* - * Get the actual length of the full pathname to this object. - * The reference will be converted to the pathname to the object - */ - Length += ACPI_ROUND_UP_TO_NATIVE_WORD (AcpiNsGetPathnameLength (InternalObject->Reference.Node)); - break; - - default: - - /* - * No other reference opcodes are supported. - * Notably, Locals and Args are not supported, but this may be - * required eventually. - */ - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Unsupported Reference opcode=%X in object %p\n", - InternalObject->Reference.Opcode, InternalObject)); - Status = AE_TYPE; - break; - } - break; - - - default: - - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Unsupported type=%X in object %p\n", - ACPI_GET_OBJECT_TYPE (InternalObject), InternalObject)); - Status = AE_TYPE; - break; - } - - /* - * Account for the space required by the object rounded up to the next - * multiple of the machine word size. This keeps each object aligned - * on a machine word boundary. (preventing alignment faults on some - * machines.) - */ - *ObjLength = ACPI_ROUND_UP_TO_NATIVE_WORD (Length); - return_ACPI_STATUS (Status); -} - - -/******************************************************************************* - * - * FUNCTION: AcpiUtGetElementLength - * - * PARAMETERS: ACPI_PKG_CALLBACK - * - * RETURN: Status - * - * DESCRIPTION: Get the length of one package element. - * - ******************************************************************************/ - -ACPI_STATUS -AcpiUtGetElementLength ( - UINT8 ObjectType, - ACPI_OPERAND_OBJECT *SourceObject, - ACPI_GENERIC_STATE *State, - void *Context) -{ - ACPI_STATUS Status = AE_OK; - ACPI_PKG_INFO *Info = (ACPI_PKG_INFO *) Context; - ACPI_SIZE ObjectSpace; - - - switch (ObjectType) - { - case ACPI_COPY_TYPE_SIMPLE: - - /* - * Simple object - just get the size (Null object/entry is handled - * here also) and sum it into the running package length - */ - Status = AcpiUtGetSimpleObjectSize (SourceObject, &ObjectSpace); - if (ACPI_FAILURE (Status)) - { - return (Status); - } - - Info->Length += ObjectSpace; - break; - - - case ACPI_COPY_TYPE_PACKAGE: - - /* Package object - nothing much to do here, let the walk handle it */ - - Info->NumPackages++; - State->Pkg.ThisTargetObj = NULL; - break; - - - default: - - /* No other types allowed */ - - return (AE_BAD_PARAMETER); - } - - return (Status); -} - - -/******************************************************************************* - * - * FUNCTION: AcpiUtGetPackageObjectSize - * - * PARAMETERS: *InternalObject - Pointer to the object we are examining - * *ObjLength - Where the length is returned - * - * RETURN: Status - * - * DESCRIPTION: This function is called to determine the space required to - * contain a package object for return to an external user. - * - * This is moderately complex since a package contains other - * objects including packages. - * - ******************************************************************************/ - -ACPI_STATUS -AcpiUtGetPackageObjectSize ( - ACPI_OPERAND_OBJECT *InternalObject, - ACPI_SIZE *ObjLength) -{ - ACPI_STATUS Status; - ACPI_PKG_INFO Info; - - - ACPI_FUNCTION_TRACE_PTR ("UtGetPackageObjectSize", InternalObject); - - - Info.Length = 0; - Info.ObjectSpace = 0; - Info.NumPackages = 1; - - Status = AcpiUtWalkPackageTree (InternalObject, NULL, - AcpiUtGetElementLength, &Info); - if (ACPI_FAILURE (Status)) - { - return_ACPI_STATUS (Status); - } - - /* - * We have handled all of the objects in all levels of the package. - * just add the length of the package objects themselves. - * Round up to the next machine word. - */ - Info.Length += ACPI_ROUND_UP_TO_NATIVE_WORD (sizeof (ACPI_OBJECT)) * - (ACPI_SIZE) Info.NumPackages; - - /* Return the total package length */ - - *ObjLength = Info.Length; - return_ACPI_STATUS (Status); -} - - -/******************************************************************************* - * - * FUNCTION: AcpiUtGetObjectSize - * - * PARAMETERS: *InternalObject - Pointer to the object we are examining - * *ObjLength - Where the length will be returned - * - * RETURN: Status - * - * DESCRIPTION: This function is called to determine the space required to - * contain an object for return to an API user. - * - ******************************************************************************/ - -ACPI_STATUS -AcpiUtGetObjectSize( - ACPI_OPERAND_OBJECT *InternalObject, - ACPI_SIZE *ObjLength) -{ - ACPI_STATUS Status; - - - ACPI_FUNCTION_ENTRY (); - - - if ((ACPI_GET_DESCRIPTOR_TYPE (InternalObject) == ACPI_DESC_TYPE_OPERAND) && - (ACPI_GET_OBJECT_TYPE (InternalObject) == ACPI_TYPE_PACKAGE)) - { - Status = AcpiUtGetPackageObjectSize (InternalObject, ObjLength); - } - else - { - Status = AcpiUtGetSimpleObjectSize (InternalObject, ObjLength); - } - - return (Status); -} - - |