diff options
Diffstat (limited to 'sys/contrib/dev/acpica/Subsystem/Namespace/nsobject.c')
| -rw-r--r-- | sys/contrib/dev/acpica/Subsystem/Namespace/nsobject.c | 523 |
1 files changed, 0 insertions, 523 deletions
diff --git a/sys/contrib/dev/acpica/Subsystem/Namespace/nsobject.c b/sys/contrib/dev/acpica/Subsystem/Namespace/nsobject.c deleted file mode 100644 index f0192fb3fc80..000000000000 --- a/sys/contrib/dev/acpica/Subsystem/Namespace/nsobject.c +++ /dev/null @@ -1,523 +0,0 @@ -/******************************************************************************* - * - * Module Name: nsobject - Utilities for objects attached to namespace - * table entries - * $Revision: 49 $ - * - ******************************************************************************/ - -/****************************************************************************** - * - * 1. Copyright Notice - * - * Some or all of this work - Copyright (c) 1999, 2000, 2001, 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 "acpi.h" -#include "amlcode.h" -#include "acnamesp.h" -#include "acinterp.h" -#include "actables.h" - - -#define _COMPONENT NAMESPACE - 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 - * - * 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. - * - * MUTEX: Assumes namespace is locked - * - ******************************************************************************/ - -ACPI_STATUS -AcpiNsAttachObject ( - ACPI_NAMESPACE_NODE *Node, - ACPI_OPERAND_OBJECT *Object, - OBJECT_TYPE_INTERNAL Type) -{ - ACPI_OPERAND_OBJECT *ObjDesc; - ACPI_OPERAND_OBJECT *PreviousObjDesc; - OBJECT_TYPE_INTERNAL ObjType = ACPI_TYPE_ANY; - UINT8 Flags; - UINT16 Opcode; - - - FUNCTION_TRACE ("NsAttachObject"); - - - /* - * Parameter validation - */ - - if (!AcpiGbl_RootNode) - { - /* Name space not initialized */ - - REPORT_ERROR (("NsAttachObject: Namespace not initialized\n")); - return_ACPI_STATUS (AE_NO_NAMESPACE); - } - - if (!Node) - { - /* Invalid handle */ - - REPORT_ERROR (("NsAttachObject: Null NamedObj handle\n")); - return_ACPI_STATUS (AE_BAD_PARAMETER); - } - - if (!Object && (ACPI_TYPE_ANY != Type)) - { - /* Null object */ - - REPORT_ERROR (("NsAttachObject: Null object, but type not ACPI_TYPE_ANY\n")); - return_ACPI_STATUS (AE_BAD_PARAMETER); - } - - if (!VALID_DESCRIPTOR_TYPE (Node, ACPI_DESC_TYPE_NAMED)) - { - /* Not a name handle */ - - REPORT_ERROR (("NsAttachObject: Invalid handle\n")); - return_ACPI_STATUS (AE_BAD_PARAMETER); - } - - /* Check if this object is already attached */ - - if (Node->Object == Object) - { - DEBUG_PRINT (TRACE_EXEC, - ("NsAttachObject: Obj %p already installed in NameObj %p\n", - Object, Node)); - - return_ACPI_STATUS (AE_OK); - } - - - /* Get the current flags field of the Node */ - - Flags = Node->Flags; - Flags &= ~ANOBJ_AML_ATTACHMENT; - - - /* If null object, we will just install it */ - - if (!Object) - { - ObjDesc = NULL; - ObjType = ACPI_TYPE_ANY; - } - - /* - * If the object is an Node with an attached object, - * we will use that (attached) object - */ - - else if (VALID_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; - ObjType = ((ACPI_NAMESPACE_NODE *) Object)->Type; - - /* - * Copy appropriate flags - */ - - if (((ACPI_NAMESPACE_NODE *) Object)->Flags & ANOBJ_AML_ATTACHMENT) - { - Flags |= ANOBJ_AML_ATTACHMENT; - } - } - - - /* - * Otherwise, we will use the parameter object, but we must type - * it first - */ - - else - { - ObjDesc = (ACPI_OPERAND_OBJECT *) Object; - - - /* If a valid type (non-ANY) was given, just use it */ - - if (ACPI_TYPE_ANY != Type) - { - ObjType = Type; - } - - - /* - * Type is TYPE_Any, we must try to determinte the - * actual type of the object - */ - - /* - * Check if value points into the AML code - */ - else if (AcpiTbSystemTablePointer (Object)) - { - /* - * Object points into the AML stream. - * Set a flag bit in the Node to indicate this - */ - - Flags |= ANOBJ_AML_ATTACHMENT; - - /* - * The next byte (perhaps the next two bytes) - * will be the AML opcode - */ - - MOVE_UNALIGNED16_TO_16 (&Opcode, Object); - - /* Check for a recognized OpCode */ - - switch ((UINT8) Opcode) - { - - case AML_OP_PREFIX: - - if (Opcode != AML_REVISION_OP) - { - /* - * OpPrefix is unrecognized unless part - * of RevisionOp - */ - - break; - } - - /* Else fall through to set type as Number */ - - - case AML_ZERO_OP: case AML_ONES_OP: case AML_ONE_OP: - case AML_BYTE_OP: case AML_WORD_OP: case AML_DWORD_OP: - - ObjType = ACPI_TYPE_INTEGER; - break; - - - case AML_STRING_OP: - - ObjType = ACPI_TYPE_STRING; - break; - - - case AML_BUFFER_OP: - - ObjType = ACPI_TYPE_BUFFER; - break; - - - case AML_MUTEX_OP: - - ObjType = ACPI_TYPE_MUTEX; - break; - - - case AML_PACKAGE_OP: - - ObjType = ACPI_TYPE_PACKAGE; - break; - - - default: - - DEBUG_PRINT (ACPI_ERROR, - ("AML Opcode/Type [%x] not supported in attach\n", - (UINT8) Opcode)); - - return_ACPI_STATUS (AE_TYPE); - break; - } - } - - else - { - /* - * Cannot figure out the type -- set to DefAny which - * will print as an error in the name table dump - */ - - if (GetDebugLevel () > 0) - { - DUMP_PATHNAME (Node, - "NsAttachObject confused: setting bogus type for ", - ACPI_INFO, _COMPONENT); - - if (AcpiTbSystemTablePointer (Object)) - { - DEBUG_PRINT (ACPI_INFO, - ("AML-stream code %02x\n", *(UINT8 *) Object)); - } - - else if (VALID_DESCRIPTOR_TYPE (Object, ACPI_DESC_TYPE_NAMED)) - { - DUMP_PATHNAME (Object, - "name ", ACPI_INFO, - _COMPONENT); - } - - else - { - DUMP_PATHNAME (Object, "object ", - ACPI_INFO, _COMPONENT); - DUMP_STACK_ENTRY (Object); - } - } - - ObjType = INTERNAL_TYPE_DEF_ANY; - } - } - - - DEBUG_PRINT (TRACE_EXEC, - ("NsAttachObject: Installing obj %p into NameObj %p [%4.4s]\n", - ObjDesc, Node, &Node->Name)); - - - /* - * Must increment the new value's reference count - * (if it is an internal object) - */ - - AcpiCmAddReference (ObjDesc); - - /* Save the existing object (if any) for deletion later */ - - PreviousObjDesc = Node->Object; - - /* Install the object and set the type, flags */ - - Node->Object = ObjDesc; - Node->Type = (UINT8) ObjType; - Node->Flags |= Flags; - - - /* - * Delete an existing attached object. - */ - - if (PreviousObjDesc) - { - /* One for the attach to the Node */ - - AcpiCmRemoveReference (PreviousObjDesc); - - /* Now delete */ - - AcpiCmRemoveReference (PreviousObjDesc); - } - - return_ACPI_STATUS (AE_OK); -} - - -/******************************************************************************* - * - * FUNCTION: AcpiNsDetachObject - * - * PARAMETERS: Node - An object whose Value will be deleted - * - * RETURN: None. - * - * DESCRIPTION: Delete the Value associated with a namespace object. If the - * Value is an allocated object, it is freed. Otherwise, the - * field is simply cleared. - * - ******************************************************************************/ - -void -AcpiNsDetachObject ( - ACPI_NAMESPACE_NODE *Node) -{ - ACPI_OPERAND_OBJECT *ObjDesc; - - - FUNCTION_TRACE ("NsDetachObject"); - - ObjDesc = Node->Object; - if (!ObjDesc) - { - return_VOID; - } - - /* Clear the entry in all cases */ - - Node->Object = NULL; - - /* Found a valid value */ - - DEBUG_PRINT (ACPI_INFO, - ("NsDetachObject: Object=%p Value=%p Name %4.4s\n", - Node, ObjDesc, &Node->Name)); - - /* - * Not every value is an object allocated via AcpiCmCallocate, - * - must check - */ - - if (!AcpiTbSystemTablePointer (ObjDesc)) - { - /* Attempt to delete the object (and all subobjects) */ - - AcpiCmRemoveReference (ObjDesc); - } - - return_VOID; -} - - -/******************************************************************************* - * - * FUNCTION: AcpiNsGetAttachedObject - * - * PARAMETERS: Handle - Parent Node to be examined - * - * RETURN: Current value of the object field from the Node whose - * handle is passed - * - ******************************************************************************/ - -void * -AcpiNsGetAttachedObject ( - ACPI_HANDLE Handle) -{ - FUNCTION_TRACE_PTR ("NsGetAttachedObject", Handle); - - - if (!Handle) - { - /* handle invalid */ - - DEBUG_PRINT (ACPI_WARN, ("NsGetAttachedObject: Null handle\n")); - return_PTR (NULL); - } - - return_PTR (((ACPI_NAMESPACE_NODE *) Handle)->Object); -} - - |