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Diffstat (limited to 'sys/contrib/dev/acpica/nsobject.c')
| -rw-r--r-- | sys/contrib/dev/acpica/nsobject.c | 567 |
1 files changed, 0 insertions, 567 deletions
diff --git a/sys/contrib/dev/acpica/nsobject.c b/sys/contrib/dev/acpica/nsobject.c deleted file mode 100644 index 622638c1b619..000000000000 --- a/sys/contrib/dev/acpica/nsobject.c +++ /dev/null @@ -1,567 +0,0 @@ -/******************************************************************************* - * - * Module Name: nsobject - Utilities for objects attached to namespace - * table entries - * $Revision: 1.98 $ - * - ******************************************************************************/ - -/****************************************************************************** - * - * 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. - * - *****************************************************************************/ - - -#define __NSOBJECT_C__ - -#include <contrib/dev/acpica/acpi.h> -#include <contrib/dev/acpica/acnamesp.h> - - -#define _COMPONENT ACPI_NAMESPACE - ACPI_MODULE_NAME ("nsobject") - - -/******************************************************************************* - * - * FUNCTION: AcpiNsAttachObject - * - * PARAMETERS: Node - Parent Node - * Object - Object to be attached - * Type - Type of object, or ACPI_TYPE_ANY if not - * known - * - * RETURN: Status - * - * DESCRIPTION: Record the given object as the value associated with the - * name whose ACPI_HANDLE is passed. If Object is NULL - * and Type is ACPI_TYPE_ANY, set the name as having no value. - * Note: Future may require that the Node->Flags field be passed - * as a parameter. - * - * MUTEX: Assumes namespace is locked - * - ******************************************************************************/ - -ACPI_STATUS -AcpiNsAttachObject ( - ACPI_NAMESPACE_NODE *Node, - ACPI_OPERAND_OBJECT *Object, - ACPI_OBJECT_TYPE Type) -{ - ACPI_OPERAND_OBJECT *ObjDesc; - ACPI_OPERAND_OBJECT *LastObjDesc; - ACPI_OBJECT_TYPE ObjectType = ACPI_TYPE_ANY; - - - ACPI_FUNCTION_TRACE (NsAttachObject); - - - /* - * Parameter validation - */ - if (!Node) - { - /* Invalid handle */ - - ACPI_ERROR ((AE_INFO, "Null NamedObj handle")); - return_ACPI_STATUS (AE_BAD_PARAMETER); - } - - if (!Object && (ACPI_TYPE_ANY != Type)) - { - /* Null object */ - - ACPI_ERROR ((AE_INFO, - "Null object, but type not ACPI_TYPE_ANY")); - return_ACPI_STATUS (AE_BAD_PARAMETER); - } - - if (ACPI_GET_DESCRIPTOR_TYPE (Node) != ACPI_DESC_TYPE_NAMED) - { - /* Not a name handle */ - - ACPI_ERROR ((AE_INFO, "Invalid handle %p [%s]", - Node, AcpiUtGetDescriptorName (Node))); - return_ACPI_STATUS (AE_BAD_PARAMETER); - } - - /* Check if this object is already attached */ - - if (Node->Object == Object) - { - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, - "Obj %p already installed in NameObj %p\n", - Object, Node)); - - return_ACPI_STATUS (AE_OK); - } - - /* If null object, we will just install it */ - - if (!Object) - { - ObjDesc = NULL; - ObjectType = ACPI_TYPE_ANY; - } - - /* - * If the source object is a namespace Node with an attached object, - * we will use that (attached) object - */ - else if ((ACPI_GET_DESCRIPTOR_TYPE (Object) == ACPI_DESC_TYPE_NAMED) && - ((ACPI_NAMESPACE_NODE *) Object)->Object) - { - /* - * Value passed is a name handle and that name has a - * non-null value. Use that name's value and type. - */ - ObjDesc = ((ACPI_NAMESPACE_NODE *) Object)->Object; - ObjectType = ((ACPI_NAMESPACE_NODE *) Object)->Type; - } - - /* - * Otherwise, we will use the parameter object, but we must type - * it first - */ - else - { - ObjDesc = (ACPI_OPERAND_OBJECT *) Object; - - /* Use the given type */ - - ObjectType = Type; - } - - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Installing %p into Node %p [%4.4s]\n", - ObjDesc, Node, AcpiUtGetNodeName (Node))); - - /* Detach an existing attached object if present */ - - if (Node->Object) - { - AcpiNsDetachObject (Node); - } - - if (ObjDesc) - { - /* - * Must increment the new value's reference count - * (if it is an internal object) - */ - AcpiUtAddReference (ObjDesc); - - /* - * Handle objects with multiple descriptors - walk - * to the end of the descriptor list - */ - LastObjDesc = ObjDesc; - while (LastObjDesc->Common.NextObject) - { - LastObjDesc = LastObjDesc->Common.NextObject; - } - - /* Install the object at the front of the object list */ - - LastObjDesc->Common.NextObject = Node->Object; - } - - Node->Type = (UINT8) ObjectType; - Node->Object = ObjDesc; - - return_ACPI_STATUS (AE_OK); -} - - -/******************************************************************************* - * - * FUNCTION: AcpiNsDetachObject - * - * PARAMETERS: Node - A Namespace node whose object will be detached - * - * RETURN: None. - * - * DESCRIPTION: Detach/delete an object associated with a namespace node. - * if the object is an allocated object, it is freed. - * Otherwise, the field is simply cleared. - * - ******************************************************************************/ - -void -AcpiNsDetachObject ( - ACPI_NAMESPACE_NODE *Node) -{ - ACPI_OPERAND_OBJECT *ObjDesc; - - - ACPI_FUNCTION_TRACE (NsDetachObject); - - - ObjDesc = Node->Object; - - if (!ObjDesc || - (ACPI_GET_OBJECT_TYPE (ObjDesc) == ACPI_TYPE_LOCAL_DATA)) - { - return_VOID; - } - - /* Clear the entry in all cases */ - - Node->Object = NULL; - if (ACPI_GET_DESCRIPTOR_TYPE (ObjDesc) == ACPI_DESC_TYPE_OPERAND) - { - Node->Object = ObjDesc->Common.NextObject; - if (Node->Object && - (ACPI_GET_OBJECT_TYPE (Node->Object) != ACPI_TYPE_LOCAL_DATA)) - { - Node->Object = Node->Object->Common.NextObject; - } - } - - /* Reset the node type to untyped */ - - Node->Type = ACPI_TYPE_ANY; - - ACPI_DEBUG_PRINT ((ACPI_DB_NAMES, "Node %p [%4.4s] Object %p\n", - Node, AcpiUtGetNodeName (Node), ObjDesc)); - - /* Remove one reference on the object (and all subobjects) */ - - AcpiUtRemoveReference (ObjDesc); - return_VOID; -} - - -/******************************************************************************* - * - * FUNCTION: AcpiNsGetAttachedObject - * - * PARAMETERS: Node - Namespace node - * - * RETURN: Current value of the object field from the Node whose - * handle is passed - * - * DESCRIPTION: Obtain the object attached to a namespace node. - * - ******************************************************************************/ - -ACPI_OPERAND_OBJECT * -AcpiNsGetAttachedObject ( - ACPI_NAMESPACE_NODE *Node) -{ - ACPI_FUNCTION_TRACE_PTR (NsGetAttachedObject, Node); - - - if (!Node) - { - ACPI_WARNING ((AE_INFO, "Null Node ptr")); - return_PTR (NULL); - } - - if (!Node->Object || - ((ACPI_GET_DESCRIPTOR_TYPE (Node->Object) != ACPI_DESC_TYPE_OPERAND) && - (ACPI_GET_DESCRIPTOR_TYPE (Node->Object) != ACPI_DESC_TYPE_NAMED)) || - (ACPI_GET_OBJECT_TYPE (Node->Object) == ACPI_TYPE_LOCAL_DATA)) - { - return_PTR (NULL); - } - - return_PTR (Node->Object); -} - - -/******************************************************************************* - * - * FUNCTION: AcpiNsGetSecondaryObject - * - * PARAMETERS: Node - Namespace node - * - * RETURN: Current value of the object field from the Node whose - * handle is passed. - * - * DESCRIPTION: Obtain a secondary object associated with a namespace node. - * - ******************************************************************************/ - -ACPI_OPERAND_OBJECT * -AcpiNsGetSecondaryObject ( - ACPI_OPERAND_OBJECT *ObjDesc) -{ - ACPI_FUNCTION_TRACE_PTR (NsGetSecondaryObject, ObjDesc); - - - if ((!ObjDesc) || - (ACPI_GET_OBJECT_TYPE (ObjDesc) == ACPI_TYPE_LOCAL_DATA) || - (!ObjDesc->Common.NextObject) || - (ACPI_GET_OBJECT_TYPE (ObjDesc->Common.NextObject) == ACPI_TYPE_LOCAL_DATA)) - { - return_PTR (NULL); - } - - return_PTR (ObjDesc->Common.NextObject); -} - - -/******************************************************************************* - * - * FUNCTION: AcpiNsAttachData - * - * PARAMETERS: Node - Namespace node - * Handler - Handler to be associated with the data - * Data - Data to be attached - * - * RETURN: Status - * - * DESCRIPTION: Low-level attach data. Create and attach a Data object. - * - ******************************************************************************/ - -ACPI_STATUS -AcpiNsAttachData ( - ACPI_NAMESPACE_NODE *Node, - ACPI_OBJECT_HANDLER Handler, - void *Data) -{ - ACPI_OPERAND_OBJECT *PrevObjDesc; - ACPI_OPERAND_OBJECT *ObjDesc; - ACPI_OPERAND_OBJECT *DataDesc; - - - /* We only allow one attachment per handler */ - - PrevObjDesc = NULL; - ObjDesc = Node->Object; - while (ObjDesc) - { - if ((ACPI_GET_OBJECT_TYPE (ObjDesc) == ACPI_TYPE_LOCAL_DATA) && - (ObjDesc->Data.Handler == Handler)) - { - return (AE_ALREADY_EXISTS); - } - - PrevObjDesc = ObjDesc; - ObjDesc = ObjDesc->Common.NextObject; - } - - /* Create an internal object for the data */ - - DataDesc = AcpiUtCreateInternalObject (ACPI_TYPE_LOCAL_DATA); - if (!DataDesc) - { - return (AE_NO_MEMORY); - } - - DataDesc->Data.Handler = Handler; - DataDesc->Data.Pointer = Data; - - /* Install the data object */ - - if (PrevObjDesc) - { - PrevObjDesc->Common.NextObject = DataDesc; - } - else - { - Node->Object = DataDesc; - } - - return (AE_OK); -} - - -/******************************************************************************* - * - * FUNCTION: AcpiNsDetachData - * - * PARAMETERS: Node - Namespace node - * Handler - Handler associated with the data - * - * RETURN: Status - * - * DESCRIPTION: Low-level detach data. Delete the data node, but the caller - * is responsible for the actual data. - * - ******************************************************************************/ - -ACPI_STATUS -AcpiNsDetachData ( - ACPI_NAMESPACE_NODE *Node, - ACPI_OBJECT_HANDLER Handler) -{ - ACPI_OPERAND_OBJECT *ObjDesc; - ACPI_OPERAND_OBJECT *PrevObjDesc; - - - PrevObjDesc = NULL; - ObjDesc = Node->Object; - while (ObjDesc) - { - if ((ACPI_GET_OBJECT_TYPE (ObjDesc) == ACPI_TYPE_LOCAL_DATA) && - (ObjDesc->Data.Handler == Handler)) - { - if (PrevObjDesc) - { - PrevObjDesc->Common.NextObject = ObjDesc->Common.NextObject; - } - else - { - Node->Object = ObjDesc->Common.NextObject; - } - - AcpiUtRemoveReference (ObjDesc); - return (AE_OK); - } - - PrevObjDesc = ObjDesc; - ObjDesc = ObjDesc->Common.NextObject; - } - - return (AE_NOT_FOUND); -} - - -/******************************************************************************* - * - * FUNCTION: AcpiNsGetAttachedData - * - * PARAMETERS: Node - Namespace node - * Handler - Handler associated with the data - * Data - Where the data is returned - * - * RETURN: Status - * - * DESCRIPTION: Low level interface to obtain data previously associated with - * a namespace node. - * - ******************************************************************************/ - -ACPI_STATUS -AcpiNsGetAttachedData ( - ACPI_NAMESPACE_NODE *Node, - ACPI_OBJECT_HANDLER Handler, - void **Data) -{ - ACPI_OPERAND_OBJECT *ObjDesc; - - - ObjDesc = Node->Object; - while (ObjDesc) - { - if ((ACPI_GET_OBJECT_TYPE (ObjDesc) == ACPI_TYPE_LOCAL_DATA) && - (ObjDesc->Data.Handler == Handler)) - { - *Data = ObjDesc->Data.Pointer; - return (AE_OK); - } - - ObjDesc = ObjDesc->Common.NextObject; - } - - return (AE_NOT_FOUND); -} - - |