17c478bd9Sstevel@tonic-gate /******************************************************************************
27c478bd9Sstevel@tonic-gate *
37c478bd9Sstevel@tonic-gate * Module Name: utobject - ACPI object create/delete/size/cache routines
47c478bd9Sstevel@tonic-gate *
57c478bd9Sstevel@tonic-gate *****************************************************************************/
67c478bd9Sstevel@tonic-gate
7*35786f68SRobert Mustacchi /******************************************************************************
8*35786f68SRobert Mustacchi *
9*35786f68SRobert Mustacchi * 1. Copyright Notice
10*35786f68SRobert Mustacchi *
11*35786f68SRobert Mustacchi * Some or all of this work - Copyright (c) 1999 - 2018, Intel Corp.
127c478bd9Sstevel@tonic-gate * All rights reserved.
137c478bd9Sstevel@tonic-gate *
14*35786f68SRobert Mustacchi * 2. License
15*35786f68SRobert Mustacchi *
16*35786f68SRobert Mustacchi * 2.1. This is your license from Intel Corp. under its intellectual property
17*35786f68SRobert Mustacchi * rights. You may have additional license terms from the party that provided
18*35786f68SRobert Mustacchi * you this software, covering your right to use that party's intellectual
19*35786f68SRobert Mustacchi * property rights.
20*35786f68SRobert Mustacchi *
21*35786f68SRobert Mustacchi * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
22*35786f68SRobert Mustacchi * copy of the source code appearing in this file ("Covered Code") an
23*35786f68SRobert Mustacchi * irrevocable, perpetual, worldwide license under Intel's copyrights in the
24*35786f68SRobert Mustacchi * base code distributed originally by Intel ("Original Intel Code") to copy,
25*35786f68SRobert Mustacchi * make derivatives, distribute, use and display any portion of the Covered
26*35786f68SRobert Mustacchi * Code in any form, with the right to sublicense such rights; and
27*35786f68SRobert Mustacchi *
28*35786f68SRobert Mustacchi * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
29*35786f68SRobert Mustacchi * license (with the right to sublicense), under only those claims of Intel
30*35786f68SRobert Mustacchi * patents that are infringed by the Original Intel Code, to make, use, sell,
31*35786f68SRobert Mustacchi * offer to sell, and import the Covered Code and derivative works thereof
32*35786f68SRobert Mustacchi * solely to the minimum extent necessary to exercise the above copyright
33*35786f68SRobert Mustacchi * license, and in no event shall the patent license extend to any additions
34*35786f68SRobert Mustacchi * to or modifications of the Original Intel Code. No other license or right
35*35786f68SRobert Mustacchi * is granted directly or by implication, estoppel or otherwise;
36*35786f68SRobert Mustacchi *
37*35786f68SRobert Mustacchi * The above copyright and patent license is granted only if the following
38*35786f68SRobert Mustacchi * conditions are met:
39*35786f68SRobert Mustacchi *
40*35786f68SRobert Mustacchi * 3. Conditions
41*35786f68SRobert Mustacchi *
42*35786f68SRobert Mustacchi * 3.1. Redistribution of Source with Rights to Further Distribute Source.
43*35786f68SRobert Mustacchi * Redistribution of source code of any substantial portion of the Covered
44*35786f68SRobert Mustacchi * Code or modification with rights to further distribute source must include
45*35786f68SRobert Mustacchi * the above Copyright Notice, the above License, this list of Conditions,
46*35786f68SRobert Mustacchi * and the following Disclaimer and Export Compliance provision. In addition,
47*35786f68SRobert Mustacchi * Licensee must cause all Covered Code to which Licensee contributes to
48*35786f68SRobert Mustacchi * contain a file documenting the changes Licensee made to create that Covered
49*35786f68SRobert Mustacchi * Code and the date of any change. Licensee must include in that file the
50*35786f68SRobert Mustacchi * documentation of any changes made by any predecessor Licensee. Licensee
51*35786f68SRobert Mustacchi * must include a prominent statement that the modification is derived,
52*35786f68SRobert Mustacchi * directly or indirectly, from Original Intel Code.
53*35786f68SRobert Mustacchi *
54*35786f68SRobert Mustacchi * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
55*35786f68SRobert Mustacchi * Redistribution of source code of any substantial portion of the Covered
56*35786f68SRobert Mustacchi * Code or modification without rights to further distribute source must
57*35786f68SRobert Mustacchi * include the following Disclaimer and Export Compliance provision in the
58*35786f68SRobert Mustacchi * documentation and/or other materials provided with distribution. In
59*35786f68SRobert Mustacchi * addition, Licensee may not authorize further sublicense of source of any
60*35786f68SRobert Mustacchi * portion of the Covered Code, and must include terms to the effect that the
61*35786f68SRobert Mustacchi * license from Licensee to its licensee is limited to the intellectual
62*35786f68SRobert Mustacchi * property embodied in the software Licensee provides to its licensee, and
63*35786f68SRobert Mustacchi * not to intellectual property embodied in modifications its licensee may
64*35786f68SRobert Mustacchi * make.
65*35786f68SRobert Mustacchi *
66*35786f68SRobert Mustacchi * 3.3. Redistribution of Executable. Redistribution in executable form of any
67*35786f68SRobert Mustacchi * substantial portion of the Covered Code or modification must reproduce the
68*35786f68SRobert Mustacchi * above Copyright Notice, and the following Disclaimer and Export Compliance
69*35786f68SRobert Mustacchi * provision in the documentation and/or other materials provided with the
70*35786f68SRobert Mustacchi * distribution.
71*35786f68SRobert Mustacchi *
72*35786f68SRobert Mustacchi * 3.4. Intel retains all right, title, and interest in and to the Original
73*35786f68SRobert Mustacchi * Intel Code.
74*35786f68SRobert Mustacchi *
75*35786f68SRobert Mustacchi * 3.5. Neither the name Intel nor any other trademark owned or controlled by
76*35786f68SRobert Mustacchi * Intel shall be used in advertising or otherwise to promote the sale, use or
77*35786f68SRobert Mustacchi * other dealings in products derived from or relating to the Covered Code
78*35786f68SRobert Mustacchi * without prior written authorization from Intel.
79*35786f68SRobert Mustacchi *
80*35786f68SRobert Mustacchi * 4. Disclaimer and Export Compliance
81*35786f68SRobert Mustacchi *
82*35786f68SRobert Mustacchi * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
83*35786f68SRobert Mustacchi * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
84*35786f68SRobert Mustacchi * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
85*35786f68SRobert Mustacchi * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
86*35786f68SRobert Mustacchi * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
87*35786f68SRobert Mustacchi * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
88*35786f68SRobert Mustacchi * PARTICULAR PURPOSE.
89*35786f68SRobert Mustacchi *
90*35786f68SRobert Mustacchi * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
91*35786f68SRobert Mustacchi * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
92*35786f68SRobert Mustacchi * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
93*35786f68SRobert Mustacchi * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
94*35786f68SRobert Mustacchi * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
95*35786f68SRobert Mustacchi * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
96*35786f68SRobert Mustacchi * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
97*35786f68SRobert Mustacchi * LIMITED REMEDY.
98*35786f68SRobert Mustacchi *
99*35786f68SRobert Mustacchi * 4.3. Licensee shall not export, either directly or indirectly, any of this
100*35786f68SRobert Mustacchi * software or system incorporating such software without first obtaining any
101*35786f68SRobert Mustacchi * required license or other approval from the U. S. Department of Commerce or
102*35786f68SRobert Mustacchi * any other agency or department of the United States Government. In the
103*35786f68SRobert Mustacchi * event Licensee exports any such software from the United States or
104*35786f68SRobert Mustacchi * re-exports any such software from a foreign destination, Licensee shall
105*35786f68SRobert Mustacchi * ensure that the distribution and export/re-export of the software is in
106*35786f68SRobert Mustacchi * compliance with all laws, regulations, orders, or other restrictions of the
107*35786f68SRobert Mustacchi * U.S. Export Administration Regulations. Licensee agrees that neither it nor
108*35786f68SRobert Mustacchi * any of its subsidiaries will export/re-export any technical data, process,
109*35786f68SRobert Mustacchi * software, or service, directly or indirectly, to any country for which the
110*35786f68SRobert Mustacchi * United States government or any agency thereof requires an export license,
111*35786f68SRobert Mustacchi * other governmental approval, or letter of assurance, without first obtaining
112*35786f68SRobert Mustacchi * such license, approval or letter.
113*35786f68SRobert Mustacchi *
114*35786f68SRobert Mustacchi *****************************************************************************
115*35786f68SRobert Mustacchi *
116*35786f68SRobert Mustacchi * Alternatively, you may choose to be licensed under the terms of the
117*35786f68SRobert Mustacchi * following license:
118*35786f68SRobert Mustacchi *
11926f3cdf0SGordon Ross * Redistribution and use in source and binary forms, with or without
12026f3cdf0SGordon Ross * modification, are permitted provided that the following conditions
12126f3cdf0SGordon Ross * are met:
12226f3cdf0SGordon Ross * 1. Redistributions of source code must retain the above copyright
12326f3cdf0SGordon Ross * notice, this list of conditions, and the following disclaimer,
12426f3cdf0SGordon Ross * without modification.
12526f3cdf0SGordon Ross * 2. Redistributions in binary form must reproduce at minimum a disclaimer
12626f3cdf0SGordon Ross * substantially similar to the "NO WARRANTY" disclaimer below
12726f3cdf0SGordon Ross * ("Disclaimer") and any redistribution must be conditioned upon
12826f3cdf0SGordon Ross * including a substantially similar Disclaimer requirement for further
12926f3cdf0SGordon Ross * binary redistribution.
13026f3cdf0SGordon Ross * 3. Neither the names of the above-listed copyright holders nor the names
13126f3cdf0SGordon Ross * of any contributors may be used to endorse or promote products derived
13226f3cdf0SGordon Ross * from this software without specific prior written permission.
13326f3cdf0SGordon Ross *
13426f3cdf0SGordon Ross * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
13526f3cdf0SGordon Ross * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
136*35786f68SRobert Mustacchi * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
13726f3cdf0SGordon Ross * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
138*35786f68SRobert Mustacchi * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
139*35786f68SRobert Mustacchi * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
140*35786f68SRobert Mustacchi * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
141*35786f68SRobert Mustacchi * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
142*35786f68SRobert Mustacchi * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
143*35786f68SRobert Mustacchi * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
144*35786f68SRobert Mustacchi * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
145*35786f68SRobert Mustacchi *
146*35786f68SRobert Mustacchi * Alternatively, you may choose to be licensed under the terms of the
147*35786f68SRobert Mustacchi * GNU General Public License ("GPL") version 2 as published by the Free
148*35786f68SRobert Mustacchi * Software Foundation.
149*35786f68SRobert Mustacchi *
150*35786f68SRobert Mustacchi *****************************************************************************/
1517c478bd9Sstevel@tonic-gate
1527c478bd9Sstevel@tonic-gate #include "acpi.h"
153aa2aa9a6SDana Myers #include "accommon.h"
1547c478bd9Sstevel@tonic-gate #include "acnamesp.h"
1557c478bd9Sstevel@tonic-gate
1567c478bd9Sstevel@tonic-gate
1577c478bd9Sstevel@tonic-gate #define _COMPONENT ACPI_UTILITIES
1587c478bd9Sstevel@tonic-gate ACPI_MODULE_NAME ("utobject")
1597c478bd9Sstevel@tonic-gate
1607c478bd9Sstevel@tonic-gate /* Local prototypes */
1617c478bd9Sstevel@tonic-gate
1627c478bd9Sstevel@tonic-gate static ACPI_STATUS
1637c478bd9Sstevel@tonic-gate AcpiUtGetSimpleObjectSize (
1647c478bd9Sstevel@tonic-gate ACPI_OPERAND_OBJECT *Obj,
1657c478bd9Sstevel@tonic-gate ACPI_SIZE *ObjLength);
1667c478bd9Sstevel@tonic-gate
1677c478bd9Sstevel@tonic-gate static ACPI_STATUS
1687c478bd9Sstevel@tonic-gate AcpiUtGetPackageObjectSize (
1697c478bd9Sstevel@tonic-gate ACPI_OPERAND_OBJECT *Obj,
1707c478bd9Sstevel@tonic-gate ACPI_SIZE *ObjLength);
1717c478bd9Sstevel@tonic-gate
1727c478bd9Sstevel@tonic-gate static ACPI_STATUS
1737c478bd9Sstevel@tonic-gate AcpiUtGetElementLength (
1747c478bd9Sstevel@tonic-gate UINT8 ObjectType,
1757c478bd9Sstevel@tonic-gate ACPI_OPERAND_OBJECT *SourceObject,
1767c478bd9Sstevel@tonic-gate ACPI_GENERIC_STATE *State,
1777c478bd9Sstevel@tonic-gate void *Context);
1787c478bd9Sstevel@tonic-gate
1797c478bd9Sstevel@tonic-gate
1807c478bd9Sstevel@tonic-gate /*******************************************************************************
1817c478bd9Sstevel@tonic-gate *
1827c478bd9Sstevel@tonic-gate * FUNCTION: AcpiUtCreateInternalObjectDbg
1837c478bd9Sstevel@tonic-gate *
1847c478bd9Sstevel@tonic-gate * PARAMETERS: ModuleName - Source file name of caller
1857c478bd9Sstevel@tonic-gate * LineNumber - Line number of caller
1867c478bd9Sstevel@tonic-gate * ComponentId - Component type of caller
1877c478bd9Sstevel@tonic-gate * Type - ACPI Type of the new object
1887c478bd9Sstevel@tonic-gate *
1897c478bd9Sstevel@tonic-gate * RETURN: A new internal object, null on failure
1907c478bd9Sstevel@tonic-gate *
1917c478bd9Sstevel@tonic-gate * DESCRIPTION: Create and initialize a new internal object.
1927c478bd9Sstevel@tonic-gate *
1937c478bd9Sstevel@tonic-gate * NOTE: We always allocate the worst-case object descriptor because
1947c478bd9Sstevel@tonic-gate * these objects are cached, and we want them to be
1957b1019a6SJerry Jelinek * one-size-satisifies-any-request. This in itself may not be
1967c478bd9Sstevel@tonic-gate * the most memory efficient, but the efficiency of the object
1977c478bd9Sstevel@tonic-gate * cache should more than make up for this!
1987c478bd9Sstevel@tonic-gate *
1997c478bd9Sstevel@tonic-gate ******************************************************************************/
2007c478bd9Sstevel@tonic-gate
2017c478bd9Sstevel@tonic-gate ACPI_OPERAND_OBJECT *
AcpiUtCreateInternalObjectDbg(const char * ModuleName,UINT32 LineNumber,UINT32 ComponentId,ACPI_OBJECT_TYPE Type)2027c478bd9Sstevel@tonic-gate AcpiUtCreateInternalObjectDbg (
203db2bae30SDana Myers const char *ModuleName,
2047c478bd9Sstevel@tonic-gate UINT32 LineNumber,
2057c478bd9Sstevel@tonic-gate UINT32 ComponentId,
2067c478bd9Sstevel@tonic-gate ACPI_OBJECT_TYPE Type)
2077c478bd9Sstevel@tonic-gate {
2087c478bd9Sstevel@tonic-gate ACPI_OPERAND_OBJECT *Object;
2097c478bd9Sstevel@tonic-gate ACPI_OPERAND_OBJECT *SecondObject;
2107c478bd9Sstevel@tonic-gate
2117c478bd9Sstevel@tonic-gate
21227f7c583Smyers ACPI_FUNCTION_TRACE_STR (UtCreateInternalObjectDbg,
2137c478bd9Sstevel@tonic-gate AcpiUtGetTypeName (Type));
2147c478bd9Sstevel@tonic-gate
2157c478bd9Sstevel@tonic-gate
2167c478bd9Sstevel@tonic-gate /* Allocate the raw object descriptor */
2177c478bd9Sstevel@tonic-gate
2187b1019a6SJerry Jelinek Object = AcpiUtAllocateObjectDescDbg (
2197b1019a6SJerry Jelinek ModuleName, LineNumber, ComponentId);
2207c478bd9Sstevel@tonic-gate if (!Object)
2217c478bd9Sstevel@tonic-gate {
2227c478bd9Sstevel@tonic-gate return_PTR (NULL);
2237c478bd9Sstevel@tonic-gate }
2247c478bd9Sstevel@tonic-gate
2257c478bd9Sstevel@tonic-gate switch (Type)
2267c478bd9Sstevel@tonic-gate {
2277c478bd9Sstevel@tonic-gate case ACPI_TYPE_REGION:
2287c478bd9Sstevel@tonic-gate case ACPI_TYPE_BUFFER_FIELD:
229db2bae30SDana Myers case ACPI_TYPE_LOCAL_BANK_FIELD:
2307c478bd9Sstevel@tonic-gate
2317c478bd9Sstevel@tonic-gate /* These types require a secondary object */
2327c478bd9Sstevel@tonic-gate
2337b1019a6SJerry Jelinek SecondObject = AcpiUtAllocateObjectDescDbg (
2347b1019a6SJerry Jelinek ModuleName, LineNumber, ComponentId);
2357c478bd9Sstevel@tonic-gate if (!SecondObject)
2367c478bd9Sstevel@tonic-gate {
2377c478bd9Sstevel@tonic-gate AcpiUtDeleteObjectDesc (Object);
2387c478bd9Sstevel@tonic-gate return_PTR (NULL);
2397c478bd9Sstevel@tonic-gate }
2407c478bd9Sstevel@tonic-gate
2417c478bd9Sstevel@tonic-gate SecondObject->Common.Type = ACPI_TYPE_LOCAL_EXTRA;
2427c478bd9Sstevel@tonic-gate SecondObject->Common.ReferenceCount = 1;
2437c478bd9Sstevel@tonic-gate
2447c478bd9Sstevel@tonic-gate /* Link the second object to the first */
2457c478bd9Sstevel@tonic-gate
2467c478bd9Sstevel@tonic-gate Object->Common.NextObject = SecondObject;
2477c478bd9Sstevel@tonic-gate break;
2487c478bd9Sstevel@tonic-gate
2497c478bd9Sstevel@tonic-gate default:
2507b1019a6SJerry Jelinek
2517c478bd9Sstevel@tonic-gate /* All others have no secondary object */
2527c478bd9Sstevel@tonic-gate break;
2537c478bd9Sstevel@tonic-gate }
2547c478bd9Sstevel@tonic-gate
2557c478bd9Sstevel@tonic-gate /* Save the object type in the object descriptor */
2567c478bd9Sstevel@tonic-gate
2577c478bd9Sstevel@tonic-gate Object->Common.Type = (UINT8) Type;
2587c478bd9Sstevel@tonic-gate
2597c478bd9Sstevel@tonic-gate /* Init the reference count */
2607c478bd9Sstevel@tonic-gate
2617c478bd9Sstevel@tonic-gate Object->Common.ReferenceCount = 1;
2627c478bd9Sstevel@tonic-gate
2637c478bd9Sstevel@tonic-gate /* Any per-type initialization should go here */
2647c478bd9Sstevel@tonic-gate
2657c478bd9Sstevel@tonic-gate return_PTR (Object);
2667c478bd9Sstevel@tonic-gate }
2677c478bd9Sstevel@tonic-gate
2687c478bd9Sstevel@tonic-gate
269db2bae30SDana Myers /*******************************************************************************
270db2bae30SDana Myers *
271db2bae30SDana Myers * FUNCTION: AcpiUtCreatePackageObject
272db2bae30SDana Myers *
273db2bae30SDana Myers * PARAMETERS: Count - Number of package elements
274db2bae30SDana Myers *
275db2bae30SDana Myers * RETURN: Pointer to a new Package object, null on failure
276db2bae30SDana Myers *
277db2bae30SDana Myers * DESCRIPTION: Create a fully initialized package object
278db2bae30SDana Myers *
279db2bae30SDana Myers ******************************************************************************/
280db2bae30SDana Myers
281db2bae30SDana Myers ACPI_OPERAND_OBJECT *
AcpiUtCreatePackageObject(UINT32 Count)282db2bae30SDana Myers AcpiUtCreatePackageObject (
283db2bae30SDana Myers UINT32 Count)
284db2bae30SDana Myers {
285db2bae30SDana Myers ACPI_OPERAND_OBJECT *PackageDesc;
286db2bae30SDana Myers ACPI_OPERAND_OBJECT **PackageElements;
287db2bae30SDana Myers
288db2bae30SDana Myers
289db2bae30SDana Myers ACPI_FUNCTION_TRACE_U32 (UtCreatePackageObject, Count);
290db2bae30SDana Myers
291db2bae30SDana Myers
292db2bae30SDana Myers /* Create a new Package object */
293db2bae30SDana Myers
294db2bae30SDana Myers PackageDesc = AcpiUtCreateInternalObject (ACPI_TYPE_PACKAGE);
295db2bae30SDana Myers if (!PackageDesc)
296db2bae30SDana Myers {
297db2bae30SDana Myers return_PTR (NULL);
298db2bae30SDana Myers }
299db2bae30SDana Myers
300db2bae30SDana Myers /*
301db2bae30SDana Myers * Create the element array. Count+1 allows the array to be null
302db2bae30SDana Myers * terminated.
303db2bae30SDana Myers */
304db2bae30SDana Myers PackageElements = ACPI_ALLOCATE_ZEROED (
3057b1019a6SJerry Jelinek ((ACPI_SIZE) Count + 1) * sizeof (void *));
306db2bae30SDana Myers if (!PackageElements)
307db2bae30SDana Myers {
308db2bae30SDana Myers ACPI_FREE (PackageDesc);
309db2bae30SDana Myers return_PTR (NULL);
310db2bae30SDana Myers }
311db2bae30SDana Myers
312db2bae30SDana Myers PackageDesc->Package.Count = Count;
313db2bae30SDana Myers PackageDesc->Package.Elements = PackageElements;
314db2bae30SDana Myers return_PTR (PackageDesc);
315db2bae30SDana Myers }
316db2bae30SDana Myers
317db2bae30SDana Myers
31857190917SDana Myers /*******************************************************************************
31957190917SDana Myers *
32057190917SDana Myers * FUNCTION: AcpiUtCreateIntegerObject
32157190917SDana Myers *
32257190917SDana Myers * PARAMETERS: InitialValue - Initial value for the integer
32357190917SDana Myers *
32457190917SDana Myers * RETURN: Pointer to a new Integer object, null on failure
32557190917SDana Myers *
32657190917SDana Myers * DESCRIPTION: Create an initialized integer object
32757190917SDana Myers *
32857190917SDana Myers ******************************************************************************/
32957190917SDana Myers
33057190917SDana Myers ACPI_OPERAND_OBJECT *
AcpiUtCreateIntegerObject(UINT64 InitialValue)33157190917SDana Myers AcpiUtCreateIntegerObject (
33257190917SDana Myers UINT64 InitialValue)
33357190917SDana Myers {
33457190917SDana Myers ACPI_OPERAND_OBJECT *IntegerDesc;
33557190917SDana Myers
33657190917SDana Myers
33757190917SDana Myers ACPI_FUNCTION_TRACE (UtCreateIntegerObject);
33857190917SDana Myers
33957190917SDana Myers
34057190917SDana Myers /* Create and initialize a new integer object */
34157190917SDana Myers
34257190917SDana Myers IntegerDesc = AcpiUtCreateInternalObject (ACPI_TYPE_INTEGER);
34357190917SDana Myers if (!IntegerDesc)
34457190917SDana Myers {
34557190917SDana Myers return_PTR (NULL);
34657190917SDana Myers }
34757190917SDana Myers
34857190917SDana Myers IntegerDesc->Integer.Value = InitialValue;
34957190917SDana Myers return_PTR (IntegerDesc);
35057190917SDana Myers }
35157190917SDana Myers
35257190917SDana Myers
3537c478bd9Sstevel@tonic-gate /*******************************************************************************
3547c478bd9Sstevel@tonic-gate *
3557c478bd9Sstevel@tonic-gate * FUNCTION: AcpiUtCreateBufferObject
3567c478bd9Sstevel@tonic-gate *
3577c478bd9Sstevel@tonic-gate * PARAMETERS: BufferSize - Size of buffer to be created
3587c478bd9Sstevel@tonic-gate *
3597c478bd9Sstevel@tonic-gate * RETURN: Pointer to a new Buffer object, null on failure
3607c478bd9Sstevel@tonic-gate *
3617c478bd9Sstevel@tonic-gate * DESCRIPTION: Create a fully initialized buffer object
3627c478bd9Sstevel@tonic-gate *
3637c478bd9Sstevel@tonic-gate ******************************************************************************/
3647c478bd9Sstevel@tonic-gate
3657c478bd9Sstevel@tonic-gate ACPI_OPERAND_OBJECT *
AcpiUtCreateBufferObject(ACPI_SIZE BufferSize)3667c478bd9Sstevel@tonic-gate AcpiUtCreateBufferObject (
3677c478bd9Sstevel@tonic-gate ACPI_SIZE BufferSize)
3687c478bd9Sstevel@tonic-gate {
3697c478bd9Sstevel@tonic-gate ACPI_OPERAND_OBJECT *BufferDesc;
3707c478bd9Sstevel@tonic-gate UINT8 *Buffer = NULL;
3717c478bd9Sstevel@tonic-gate
3727c478bd9Sstevel@tonic-gate
37327f7c583Smyers ACPI_FUNCTION_TRACE_U32 (UtCreateBufferObject, BufferSize);
3747c478bd9Sstevel@tonic-gate
3757c478bd9Sstevel@tonic-gate
3767c478bd9Sstevel@tonic-gate /* Create a new Buffer object */
3777c478bd9Sstevel@tonic-gate
3787c478bd9Sstevel@tonic-gate BufferDesc = AcpiUtCreateInternalObject (ACPI_TYPE_BUFFER);
3797c478bd9Sstevel@tonic-gate if (!BufferDesc)
3807c478bd9Sstevel@tonic-gate {
3817c478bd9Sstevel@tonic-gate return_PTR (NULL);
3827c478bd9Sstevel@tonic-gate }
3837c478bd9Sstevel@tonic-gate
3847c478bd9Sstevel@tonic-gate /* Create an actual buffer only if size > 0 */
3857c478bd9Sstevel@tonic-gate
3867c478bd9Sstevel@tonic-gate if (BufferSize > 0)
3877c478bd9Sstevel@tonic-gate {
3887c478bd9Sstevel@tonic-gate /* Allocate the actual buffer */
3897c478bd9Sstevel@tonic-gate
39027f7c583Smyers Buffer = ACPI_ALLOCATE_ZEROED (BufferSize);
3917c478bd9Sstevel@tonic-gate if (!Buffer)
3927c478bd9Sstevel@tonic-gate {
39326f3cdf0SGordon Ross ACPI_ERROR ((AE_INFO, "Could not allocate size %u",
3947c478bd9Sstevel@tonic-gate (UINT32) BufferSize));
3957b1019a6SJerry Jelinek
3967c478bd9Sstevel@tonic-gate AcpiUtRemoveReference (BufferDesc);
3977c478bd9Sstevel@tonic-gate return_PTR (NULL);
3987c478bd9Sstevel@tonic-gate }
3997c478bd9Sstevel@tonic-gate }
4007c478bd9Sstevel@tonic-gate
4017c478bd9Sstevel@tonic-gate /* Complete buffer object initialization */
4027c478bd9Sstevel@tonic-gate
4037c478bd9Sstevel@tonic-gate BufferDesc->Buffer.Flags |= AOPOBJ_DATA_VALID;
4047c478bd9Sstevel@tonic-gate BufferDesc->Buffer.Pointer = Buffer;
4057c478bd9Sstevel@tonic-gate BufferDesc->Buffer.Length = (UINT32) BufferSize;
4067c478bd9Sstevel@tonic-gate
4077c478bd9Sstevel@tonic-gate /* Return the new buffer descriptor */
4087c478bd9Sstevel@tonic-gate
4097c478bd9Sstevel@tonic-gate return_PTR (BufferDesc);
4107c478bd9Sstevel@tonic-gate }
4117c478bd9Sstevel@tonic-gate
4127c478bd9Sstevel@tonic-gate
4137c478bd9Sstevel@tonic-gate /*******************************************************************************
4147c478bd9Sstevel@tonic-gate *
4157c478bd9Sstevel@tonic-gate * FUNCTION: AcpiUtCreateStringObject
4167c478bd9Sstevel@tonic-gate *
4177c478bd9Sstevel@tonic-gate * PARAMETERS: StringSize - Size of string to be created. Does not
4187c478bd9Sstevel@tonic-gate * include NULL terminator, this is added
4197c478bd9Sstevel@tonic-gate * automatically.
4207c478bd9Sstevel@tonic-gate *
4217c478bd9Sstevel@tonic-gate * RETURN: Pointer to a new String object
4227c478bd9Sstevel@tonic-gate *
4237c478bd9Sstevel@tonic-gate * DESCRIPTION: Create a fully initialized string object
4247c478bd9Sstevel@tonic-gate *
4257c478bd9Sstevel@tonic-gate ******************************************************************************/
4267c478bd9Sstevel@tonic-gate
4277c478bd9Sstevel@tonic-gate ACPI_OPERAND_OBJECT *
AcpiUtCreateStringObject(ACPI_SIZE StringSize)4287c478bd9Sstevel@tonic-gate AcpiUtCreateStringObject (
4297c478bd9Sstevel@tonic-gate ACPI_SIZE StringSize)
4307c478bd9Sstevel@tonic-gate {
4317c478bd9Sstevel@tonic-gate ACPI_OPERAND_OBJECT *StringDesc;
4327c478bd9Sstevel@tonic-gate char *String;
4337c478bd9Sstevel@tonic-gate
4347c478bd9Sstevel@tonic-gate
43527f7c583Smyers ACPI_FUNCTION_TRACE_U32 (UtCreateStringObject, StringSize);
4367c478bd9Sstevel@tonic-gate
4377c478bd9Sstevel@tonic-gate
4387c478bd9Sstevel@tonic-gate /* Create a new String object */
4397c478bd9Sstevel@tonic-gate
4407c478bd9Sstevel@tonic-gate StringDesc = AcpiUtCreateInternalObject (ACPI_TYPE_STRING);
4417c478bd9Sstevel@tonic-gate if (!StringDesc)
4427c478bd9Sstevel@tonic-gate {
4437c478bd9Sstevel@tonic-gate return_PTR (NULL);
4447c478bd9Sstevel@tonic-gate }
4457c478bd9Sstevel@tonic-gate
4467c478bd9Sstevel@tonic-gate /*
4477c478bd9Sstevel@tonic-gate * Allocate the actual string buffer -- (Size + 1) for NULL terminator.
4487c478bd9Sstevel@tonic-gate * NOTE: Zero-length strings are NULL terminated
4497c478bd9Sstevel@tonic-gate */
45027f7c583Smyers String = ACPI_ALLOCATE_ZEROED (StringSize + 1);
4517c478bd9Sstevel@tonic-gate if (!String)
4527c478bd9Sstevel@tonic-gate {
45326f3cdf0SGordon Ross ACPI_ERROR ((AE_INFO, "Could not allocate size %u",
4547c478bd9Sstevel@tonic-gate (UINT32) StringSize));
4557b1019a6SJerry Jelinek
4567c478bd9Sstevel@tonic-gate AcpiUtRemoveReference (StringDesc);
4577c478bd9Sstevel@tonic-gate return_PTR (NULL);
4587c478bd9Sstevel@tonic-gate }
4597c478bd9Sstevel@tonic-gate
4607c478bd9Sstevel@tonic-gate /* Complete string object initialization */
4617c478bd9Sstevel@tonic-gate
4627c478bd9Sstevel@tonic-gate StringDesc->String.Pointer = String;
4637c478bd9Sstevel@tonic-gate StringDesc->String.Length = (UINT32) StringSize;
4647c478bd9Sstevel@tonic-gate
4657c478bd9Sstevel@tonic-gate /* Return the new string descriptor */
4667c478bd9Sstevel@tonic-gate
4677c478bd9Sstevel@tonic-gate return_PTR (StringDesc);
4687c478bd9Sstevel@tonic-gate }
4697c478bd9Sstevel@tonic-gate
4707c478bd9Sstevel@tonic-gate
4717c478bd9Sstevel@tonic-gate /*******************************************************************************
4727c478bd9Sstevel@tonic-gate *
4737c478bd9Sstevel@tonic-gate * FUNCTION: AcpiUtValidInternalObject
4747c478bd9Sstevel@tonic-gate *
4757c478bd9Sstevel@tonic-gate * PARAMETERS: Object - Object to be validated
4767c478bd9Sstevel@tonic-gate *
4777c478bd9Sstevel@tonic-gate * RETURN: TRUE if object is valid, FALSE otherwise
4787c478bd9Sstevel@tonic-gate *
4797b1019a6SJerry Jelinek * DESCRIPTION: Validate a pointer to be of type ACPI_OPERAND_OBJECT
4807c478bd9Sstevel@tonic-gate *
4817c478bd9Sstevel@tonic-gate ******************************************************************************/
4827c478bd9Sstevel@tonic-gate
4837c478bd9Sstevel@tonic-gate BOOLEAN
AcpiUtValidInternalObject(void * Object)4847c478bd9Sstevel@tonic-gate AcpiUtValidInternalObject (
4857c478bd9Sstevel@tonic-gate void *Object)
4867c478bd9Sstevel@tonic-gate {
4877c478bd9Sstevel@tonic-gate
48827f7c583Smyers ACPI_FUNCTION_NAME (UtValidInternalObject);
4897c478bd9Sstevel@tonic-gate
4907c478bd9Sstevel@tonic-gate
4917c478bd9Sstevel@tonic-gate /* Check for a null pointer */
4927c478bd9Sstevel@tonic-gate
4937c478bd9Sstevel@tonic-gate if (!Object)
4947c478bd9Sstevel@tonic-gate {
495aa2aa9a6SDana Myers ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "**** Null Object Ptr\n"));
4967c478bd9Sstevel@tonic-gate return (FALSE);
4977c478bd9Sstevel@tonic-gate }
4987c478bd9Sstevel@tonic-gate
4997c478bd9Sstevel@tonic-gate /* Check the descriptor type field */
5007c478bd9Sstevel@tonic-gate
5017c478bd9Sstevel@tonic-gate switch (ACPI_GET_DESCRIPTOR_TYPE (Object))
5027c478bd9Sstevel@tonic-gate {
5037c478bd9Sstevel@tonic-gate case ACPI_DESC_TYPE_OPERAND:
5047c478bd9Sstevel@tonic-gate
5057b1019a6SJerry Jelinek /* The object appears to be a valid ACPI_OPERAND_OBJECT */
5067c478bd9Sstevel@tonic-gate
5077c478bd9Sstevel@tonic-gate return (TRUE);
5087c478bd9Sstevel@tonic-gate
5097c478bd9Sstevel@tonic-gate default:
5107b1019a6SJerry Jelinek
511aa2aa9a6SDana Myers ACPI_DEBUG_PRINT ((ACPI_DB_EXEC,
5127b1019a6SJerry Jelinek "%p is not an ACPI operand obj [%s]\n",
5137b1019a6SJerry Jelinek Object, AcpiUtGetDescriptorName (Object)));
5147c478bd9Sstevel@tonic-gate break;
5157c478bd9Sstevel@tonic-gate }
5167c478bd9Sstevel@tonic-gate
5177c478bd9Sstevel@tonic-gate return (FALSE);
5187c478bd9Sstevel@tonic-gate }
5197c478bd9Sstevel@tonic-gate
5207c478bd9Sstevel@tonic-gate
5217c478bd9Sstevel@tonic-gate /*******************************************************************************
5227c478bd9Sstevel@tonic-gate *
5237c478bd9Sstevel@tonic-gate * FUNCTION: AcpiUtAllocateObjectDescDbg
5247c478bd9Sstevel@tonic-gate *
5257c478bd9Sstevel@tonic-gate * PARAMETERS: ModuleName - Caller's module name (for error output)
5267c478bd9Sstevel@tonic-gate * LineNumber - Caller's line number (for error output)
5277c478bd9Sstevel@tonic-gate * ComponentId - Caller's component ID (for error output)
5287c478bd9Sstevel@tonic-gate *
5297b1019a6SJerry Jelinek * RETURN: Pointer to newly allocated object descriptor. Null on error
5307c478bd9Sstevel@tonic-gate *
5317b1019a6SJerry Jelinek * DESCRIPTION: Allocate a new object descriptor. Gracefully handle
5327c478bd9Sstevel@tonic-gate * error conditions.
5337c478bd9Sstevel@tonic-gate *
5347c478bd9Sstevel@tonic-gate ******************************************************************************/
5357c478bd9Sstevel@tonic-gate
5367c478bd9Sstevel@tonic-gate void *
AcpiUtAllocateObjectDescDbg(const char * ModuleName,UINT32 LineNumber,UINT32 ComponentId)5377c478bd9Sstevel@tonic-gate AcpiUtAllocateObjectDescDbg (
538db2bae30SDana Myers const char *ModuleName,
5397c478bd9Sstevel@tonic-gate UINT32 LineNumber,
5407c478bd9Sstevel@tonic-gate UINT32 ComponentId)
5417c478bd9Sstevel@tonic-gate {
5427c478bd9Sstevel@tonic-gate ACPI_OPERAND_OBJECT *Object;
5437c478bd9Sstevel@tonic-gate
5447c478bd9Sstevel@tonic-gate
54527f7c583Smyers ACPI_FUNCTION_TRACE (UtAllocateObjectDescDbg);
5467c478bd9Sstevel@tonic-gate
5477c478bd9Sstevel@tonic-gate
548450d6964Smyers Object = AcpiOsAcquireObject (AcpiGbl_OperandCache);
5497c478bd9Sstevel@tonic-gate if (!Object)
5507c478bd9Sstevel@tonic-gate {
55130082d0cSmyers ACPI_ERROR ((ModuleName, LineNumber,
55230082d0cSmyers "Could not allocate an object descriptor"));
5537c478bd9Sstevel@tonic-gate
5547c478bd9Sstevel@tonic-gate return_PTR (NULL);
5557c478bd9Sstevel@tonic-gate }
5567c478bd9Sstevel@tonic-gate
5577c478bd9Sstevel@tonic-gate /* Mark the descriptor type */
5587c478bd9Sstevel@tonic-gate
5597c478bd9Sstevel@tonic-gate ACPI_SET_DESCRIPTOR_TYPE (Object, ACPI_DESC_TYPE_OPERAND);
5607c478bd9Sstevel@tonic-gate
5617c478bd9Sstevel@tonic-gate ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, "%p Size %X\n",
5627b1019a6SJerry Jelinek Object, (UINT32) sizeof (ACPI_OPERAND_OBJECT)));
5637c478bd9Sstevel@tonic-gate
5647c478bd9Sstevel@tonic-gate return_PTR (Object);
5657c478bd9Sstevel@tonic-gate }
5667c478bd9Sstevel@tonic-gate
5677c478bd9Sstevel@tonic-gate
5687c478bd9Sstevel@tonic-gate /*******************************************************************************
5697c478bd9Sstevel@tonic-gate *
5707c478bd9Sstevel@tonic-gate * FUNCTION: AcpiUtDeleteObjectDesc
5717c478bd9Sstevel@tonic-gate *
5727c478bd9Sstevel@tonic-gate * PARAMETERS: Object - An Acpi internal object to be deleted
5737c478bd9Sstevel@tonic-gate *
5747c478bd9Sstevel@tonic-gate * RETURN: None.
5757c478bd9Sstevel@tonic-gate *
5767c478bd9Sstevel@tonic-gate * DESCRIPTION: Free an ACPI object descriptor or add it to the object cache
5777c478bd9Sstevel@tonic-gate *
5787c478bd9Sstevel@tonic-gate ******************************************************************************/
5797c478bd9Sstevel@tonic-gate
5807c478bd9Sstevel@tonic-gate void
AcpiUtDeleteObjectDesc(ACPI_OPERAND_OBJECT * Object)5817c478bd9Sstevel@tonic-gate AcpiUtDeleteObjectDesc (
5827c478bd9Sstevel@tonic-gate ACPI_OPERAND_OBJECT *Object)
5837c478bd9Sstevel@tonic-gate {
58427f7c583Smyers ACPI_FUNCTION_TRACE_PTR (UtDeleteObjectDesc, Object);
5857c478bd9Sstevel@tonic-gate
5867c478bd9Sstevel@tonic-gate
5877b1019a6SJerry Jelinek /* Object must be of type ACPI_OPERAND_OBJECT */
5887c478bd9Sstevel@tonic-gate
5897c478bd9Sstevel@tonic-gate if (ACPI_GET_DESCRIPTOR_TYPE (Object) != ACPI_DESC_TYPE_OPERAND)
5907c478bd9Sstevel@tonic-gate {
59130082d0cSmyers ACPI_ERROR ((AE_INFO,
59230082d0cSmyers "%p is not an ACPI Operand object [%s]", Object,
59330082d0cSmyers AcpiUtGetDescriptorName (Object)));
5947c478bd9Sstevel@tonic-gate return_VOID;
5957c478bd9Sstevel@tonic-gate }
5967c478bd9Sstevel@tonic-gate
597450d6964Smyers (void) AcpiOsReleaseObject (AcpiGbl_OperandCache, Object);
5987c478bd9Sstevel@tonic-gate return_VOID;
5997c478bd9Sstevel@tonic-gate }
6007c478bd9Sstevel@tonic-gate
6017c478bd9Sstevel@tonic-gate
6027c478bd9Sstevel@tonic-gate /*******************************************************************************
6037c478bd9Sstevel@tonic-gate *
6047c478bd9Sstevel@tonic-gate * FUNCTION: AcpiUtGetSimpleObjectSize
6057c478bd9Sstevel@tonic-gate *
6067c478bd9Sstevel@tonic-gate * PARAMETERS: InternalObject - An ACPI operand object
6077c478bd9Sstevel@tonic-gate * ObjLength - Where the length is returned
6087c478bd9Sstevel@tonic-gate *
6097c478bd9Sstevel@tonic-gate * RETURN: Status
6107c478bd9Sstevel@tonic-gate *
6117c478bd9Sstevel@tonic-gate * DESCRIPTION: This function is called to determine the space required to
6127c478bd9Sstevel@tonic-gate * contain a simple object for return to an external user.
6137c478bd9Sstevel@tonic-gate *
6147c478bd9Sstevel@tonic-gate * The length includes the object structure plus any additional
6157c478bd9Sstevel@tonic-gate * needed space.
6167c478bd9Sstevel@tonic-gate *
6177c478bd9Sstevel@tonic-gate ******************************************************************************/
6187c478bd9Sstevel@tonic-gate
6197c478bd9Sstevel@tonic-gate static ACPI_STATUS
AcpiUtGetSimpleObjectSize(ACPI_OPERAND_OBJECT * InternalObject,ACPI_SIZE * ObjLength)6207c478bd9Sstevel@tonic-gate AcpiUtGetSimpleObjectSize (
6217c478bd9Sstevel@tonic-gate ACPI_OPERAND_OBJECT *InternalObject,
6227c478bd9Sstevel@tonic-gate ACPI_SIZE *ObjLength)
6237c478bd9Sstevel@tonic-gate {
6247c478bd9Sstevel@tonic-gate ACPI_SIZE Length;
625db2bae30SDana Myers ACPI_SIZE Size;
6267c478bd9Sstevel@tonic-gate ACPI_STATUS Status = AE_OK;
6277c478bd9Sstevel@tonic-gate
6287c478bd9Sstevel@tonic-gate
62927f7c583Smyers ACPI_FUNCTION_TRACE_PTR (UtGetSimpleObjectSize, InternalObject);
6307c478bd9Sstevel@tonic-gate
6317c478bd9Sstevel@tonic-gate
632db2bae30SDana Myers /* Start with the length of the (external) Acpi object */
633db2bae30SDana Myers
634db2bae30SDana Myers Length = sizeof (ACPI_OBJECT);
635db2bae30SDana Myers
636db2bae30SDana Myers /* A NULL object is allowed, can be a legal uninitialized package element */
637db2bae30SDana Myers
6387c478bd9Sstevel@tonic-gate if (!InternalObject)
6397c478bd9Sstevel@tonic-gate {
640db2bae30SDana Myers /*
641db2bae30SDana Myers * Object is NULL, just return the length of ACPI_OBJECT
642db2bae30SDana Myers * (A NULL ACPI_OBJECT is an object of all zeroes.)
643db2bae30SDana Myers */
644db2bae30SDana Myers *ObjLength = ACPI_ROUND_UP_TO_NATIVE_WORD (Length);
6457c478bd9Sstevel@tonic-gate return_ACPI_STATUS (AE_OK);
6467c478bd9Sstevel@tonic-gate }
6477c478bd9Sstevel@tonic-gate
648db2bae30SDana Myers /* A Namespace Node should never appear here */
6497c478bd9Sstevel@tonic-gate
6507c478bd9Sstevel@tonic-gate if (ACPI_GET_DESCRIPTOR_TYPE (InternalObject) == ACPI_DESC_TYPE_NAMED)
6517c478bd9Sstevel@tonic-gate {
652db2bae30SDana Myers /* A namespace node should never get here */
6537c478bd9Sstevel@tonic-gate
654*35786f68SRobert Mustacchi ACPI_ERROR ((AE_INFO,
655*35786f68SRobert Mustacchi "Received a namespace node [%4.4s] "
656*35786f68SRobert Mustacchi "where an operand object is required",
657*35786f68SRobert Mustacchi ACPI_CAST_PTR (ACPI_NAMESPACE_NODE, InternalObject)->Name.Ascii));
658db2bae30SDana Myers return_ACPI_STATUS (AE_AML_INTERNAL);
6597c478bd9Sstevel@tonic-gate }
6607c478bd9Sstevel@tonic-gate
6617c478bd9Sstevel@tonic-gate /*
6627c478bd9Sstevel@tonic-gate * The final length depends on the object type
6637c478bd9Sstevel@tonic-gate * Strings and Buffers are packed right up against the parent object and
6647c478bd9Sstevel@tonic-gate * must be accessed bytewise or there may be alignment problems on
6657c478bd9Sstevel@tonic-gate * certain processors
6667c478bd9Sstevel@tonic-gate */
667aa2aa9a6SDana Myers switch (InternalObject->Common.Type)
6687c478bd9Sstevel@tonic-gate {
6697c478bd9Sstevel@tonic-gate case ACPI_TYPE_STRING:
6707c478bd9Sstevel@tonic-gate
6717c478bd9Sstevel@tonic-gate Length += (ACPI_SIZE) InternalObject->String.Length + 1;
6727c478bd9Sstevel@tonic-gate break;
6737c478bd9Sstevel@tonic-gate
6747c478bd9Sstevel@tonic-gate case ACPI_TYPE_BUFFER:
6757c478bd9Sstevel@tonic-gate
6767c478bd9Sstevel@tonic-gate Length += (ACPI_SIZE) InternalObject->Buffer.Length;
6777c478bd9Sstevel@tonic-gate break;
6787c478bd9Sstevel@tonic-gate
6797c478bd9Sstevel@tonic-gate case ACPI_TYPE_INTEGER:
6807c478bd9Sstevel@tonic-gate case ACPI_TYPE_PROCESSOR:
6817c478bd9Sstevel@tonic-gate case ACPI_TYPE_POWER:
6827c478bd9Sstevel@tonic-gate
683db2bae30SDana Myers /* No extra data for these types */
684db2bae30SDana Myers
6857c478bd9Sstevel@tonic-gate break;
6867c478bd9Sstevel@tonic-gate
6877c478bd9Sstevel@tonic-gate case ACPI_TYPE_LOCAL_REFERENCE:
6887c478bd9Sstevel@tonic-gate
689db2bae30SDana Myers switch (InternalObject->Reference.Class)
6907c478bd9Sstevel@tonic-gate {
691db2bae30SDana Myers case ACPI_REFCLASS_NAME:
6927c478bd9Sstevel@tonic-gate /*
6937c478bd9Sstevel@tonic-gate * Get the actual length of the full pathname to this object.
6947c478bd9Sstevel@tonic-gate * The reference will be converted to the pathname to the object
6957c478bd9Sstevel@tonic-gate */
696db2bae30SDana Myers Size = AcpiNsGetPathnameLength (InternalObject->Reference.Node);
697db2bae30SDana Myers if (!Size)
698db2bae30SDana Myers {
699db2bae30SDana Myers return_ACPI_STATUS (AE_BAD_PARAMETER);
700db2bae30SDana Myers }
701db2bae30SDana Myers
702db2bae30SDana Myers Length += ACPI_ROUND_UP_TO_NATIVE_WORD (Size);
7037c478bd9Sstevel@tonic-gate break;
7047c478bd9Sstevel@tonic-gate
7057c478bd9Sstevel@tonic-gate default:
7067c478bd9Sstevel@tonic-gate /*
7077c478bd9Sstevel@tonic-gate * No other reference opcodes are supported.
7087c478bd9Sstevel@tonic-gate * Notably, Locals and Args are not supported, but this may be
7097c478bd9Sstevel@tonic-gate * required eventually.
7107c478bd9Sstevel@tonic-gate */
711db2bae30SDana Myers ACPI_ERROR ((AE_INFO, "Cannot convert to external object - "
71226f3cdf0SGordon Ross "unsupported Reference Class [%s] 0x%X in object %p",
713db2bae30SDana Myers AcpiUtGetReferenceName (InternalObject),
714db2bae30SDana Myers InternalObject->Reference.Class, InternalObject));
7157c478bd9Sstevel@tonic-gate Status = AE_TYPE;
7167c478bd9Sstevel@tonic-gate break;
7177c478bd9Sstevel@tonic-gate }
7187c478bd9Sstevel@tonic-gate break;
7197c478bd9Sstevel@tonic-gate
7207c478bd9Sstevel@tonic-gate default:
7217c478bd9Sstevel@tonic-gate
722db2bae30SDana Myers ACPI_ERROR ((AE_INFO, "Cannot convert to external object - "
72326f3cdf0SGordon Ross "unsupported type [%s] 0x%X in object %p",
724db2bae30SDana Myers AcpiUtGetObjectTypeName (InternalObject),
725aa2aa9a6SDana Myers InternalObject->Common.Type, InternalObject));
7267c478bd9Sstevel@tonic-gate Status = AE_TYPE;
7277c478bd9Sstevel@tonic-gate break;
7287c478bd9Sstevel@tonic-gate }
7297c478bd9Sstevel@tonic-gate
7307c478bd9Sstevel@tonic-gate /*
7317c478bd9Sstevel@tonic-gate * Account for the space required by the object rounded up to the next
7327b1019a6SJerry Jelinek * multiple of the machine word size. This keeps each object aligned
7337c478bd9Sstevel@tonic-gate * on a machine word boundary. (preventing alignment faults on some
7347c478bd9Sstevel@tonic-gate * machines.)
7357c478bd9Sstevel@tonic-gate */
7367c478bd9Sstevel@tonic-gate *ObjLength = ACPI_ROUND_UP_TO_NATIVE_WORD (Length);
7377c478bd9Sstevel@tonic-gate return_ACPI_STATUS (Status);
7387c478bd9Sstevel@tonic-gate }
7397c478bd9Sstevel@tonic-gate
7407c478bd9Sstevel@tonic-gate
7417c478bd9Sstevel@tonic-gate /*******************************************************************************
7427c478bd9Sstevel@tonic-gate *
7437c478bd9Sstevel@tonic-gate * FUNCTION: AcpiUtGetElementLength
7447c478bd9Sstevel@tonic-gate *
7457c478bd9Sstevel@tonic-gate * PARAMETERS: ACPI_PKG_CALLBACK
7467c478bd9Sstevel@tonic-gate *
7477c478bd9Sstevel@tonic-gate * RETURN: Status
7487c478bd9Sstevel@tonic-gate *
7497c478bd9Sstevel@tonic-gate * DESCRIPTION: Get the length of one package element.
7507c478bd9Sstevel@tonic-gate *
7517c478bd9Sstevel@tonic-gate ******************************************************************************/
7527c478bd9Sstevel@tonic-gate
7537c478bd9Sstevel@tonic-gate static ACPI_STATUS
AcpiUtGetElementLength(UINT8 ObjectType,ACPI_OPERAND_OBJECT * SourceObject,ACPI_GENERIC_STATE * State,void * Context)7547c478bd9Sstevel@tonic-gate AcpiUtGetElementLength (
7557c478bd9Sstevel@tonic-gate UINT8 ObjectType,
7567c478bd9Sstevel@tonic-gate ACPI_OPERAND_OBJECT *SourceObject,
7577c478bd9Sstevel@tonic-gate ACPI_GENERIC_STATE *State,
7587c478bd9Sstevel@tonic-gate void *Context)
7597c478bd9Sstevel@tonic-gate {
7607c478bd9Sstevel@tonic-gate ACPI_STATUS Status = AE_OK;
7617c478bd9Sstevel@tonic-gate ACPI_PKG_INFO *Info = (ACPI_PKG_INFO *) Context;
7627c478bd9Sstevel@tonic-gate ACPI_SIZE ObjectSpace;
7637c478bd9Sstevel@tonic-gate
7647c478bd9Sstevel@tonic-gate
7657c478bd9Sstevel@tonic-gate switch (ObjectType)
7667c478bd9Sstevel@tonic-gate {
7677c478bd9Sstevel@tonic-gate case ACPI_COPY_TYPE_SIMPLE:
7687c478bd9Sstevel@tonic-gate /*
7697c478bd9Sstevel@tonic-gate * Simple object - just get the size (Null object/entry is handled
7707c478bd9Sstevel@tonic-gate * here also) and sum it into the running package length
7717c478bd9Sstevel@tonic-gate */
7727c478bd9Sstevel@tonic-gate Status = AcpiUtGetSimpleObjectSize (SourceObject, &ObjectSpace);
7737c478bd9Sstevel@tonic-gate if (ACPI_FAILURE (Status))
7747c478bd9Sstevel@tonic-gate {
7757c478bd9Sstevel@tonic-gate return (Status);
7767c478bd9Sstevel@tonic-gate }
7777c478bd9Sstevel@tonic-gate
7787c478bd9Sstevel@tonic-gate Info->Length += ObjectSpace;
7797c478bd9Sstevel@tonic-gate break;
7807c478bd9Sstevel@tonic-gate
7817c478bd9Sstevel@tonic-gate case ACPI_COPY_TYPE_PACKAGE:
7827c478bd9Sstevel@tonic-gate
7837c478bd9Sstevel@tonic-gate /* Package object - nothing much to do here, let the walk handle it */
7847c478bd9Sstevel@tonic-gate
7857c478bd9Sstevel@tonic-gate Info->NumPackages++;
7867c478bd9Sstevel@tonic-gate State->Pkg.ThisTargetObj = NULL;
7877c478bd9Sstevel@tonic-gate break;
7887c478bd9Sstevel@tonic-gate
7897c478bd9Sstevel@tonic-gate default:
7907c478bd9Sstevel@tonic-gate
7917c478bd9Sstevel@tonic-gate /* No other types allowed */
7927c478bd9Sstevel@tonic-gate
7937c478bd9Sstevel@tonic-gate return (AE_BAD_PARAMETER);
7947c478bd9Sstevel@tonic-gate }
7957c478bd9Sstevel@tonic-gate
7967c478bd9Sstevel@tonic-gate return (Status);
7977c478bd9Sstevel@tonic-gate }
7987c478bd9Sstevel@tonic-gate
7997c478bd9Sstevel@tonic-gate
8007c478bd9Sstevel@tonic-gate /*******************************************************************************
8017c478bd9Sstevel@tonic-gate *
8027c478bd9Sstevel@tonic-gate * FUNCTION: AcpiUtGetPackageObjectSize
8037c478bd9Sstevel@tonic-gate *
8047c478bd9Sstevel@tonic-gate * PARAMETERS: InternalObject - An ACPI internal object
8057c478bd9Sstevel@tonic-gate * ObjLength - Where the length is returned
8067c478bd9Sstevel@tonic-gate *
8077c478bd9Sstevel@tonic-gate * RETURN: Status
8087c478bd9Sstevel@tonic-gate *
8097c478bd9Sstevel@tonic-gate * DESCRIPTION: This function is called to determine the space required to
8107c478bd9Sstevel@tonic-gate * contain a package object for return to an external user.
8117c478bd9Sstevel@tonic-gate *
8127c478bd9Sstevel@tonic-gate * This is moderately complex since a package contains other
8137c478bd9Sstevel@tonic-gate * objects including packages.
8147c478bd9Sstevel@tonic-gate *
8157c478bd9Sstevel@tonic-gate ******************************************************************************/
8167c478bd9Sstevel@tonic-gate
8177c478bd9Sstevel@tonic-gate static ACPI_STATUS
AcpiUtGetPackageObjectSize(ACPI_OPERAND_OBJECT * InternalObject,ACPI_SIZE * ObjLength)8187c478bd9Sstevel@tonic-gate AcpiUtGetPackageObjectSize (
8197c478bd9Sstevel@tonic-gate ACPI_OPERAND_OBJECT *InternalObject,
8207c478bd9Sstevel@tonic-gate ACPI_SIZE *ObjLength)
8217c478bd9Sstevel@tonic-gate {
8227c478bd9Sstevel@tonic-gate ACPI_STATUS Status;
8237c478bd9Sstevel@tonic-gate ACPI_PKG_INFO Info;
8247c478bd9Sstevel@tonic-gate
8257c478bd9Sstevel@tonic-gate
82627f7c583Smyers ACPI_FUNCTION_TRACE_PTR (UtGetPackageObjectSize, InternalObject);
8277c478bd9Sstevel@tonic-gate
8287c478bd9Sstevel@tonic-gate
8297b1019a6SJerry Jelinek Info.Length = 0;
8307c478bd9Sstevel@tonic-gate Info.ObjectSpace = 0;
8317c478bd9Sstevel@tonic-gate Info.NumPackages = 1;
8327c478bd9Sstevel@tonic-gate
8337b1019a6SJerry Jelinek Status = AcpiUtWalkPackageTree (
8347b1019a6SJerry Jelinek InternalObject, NULL, AcpiUtGetElementLength, &Info);
8357c478bd9Sstevel@tonic-gate if (ACPI_FAILURE (Status))
8367c478bd9Sstevel@tonic-gate {
8377c478bd9Sstevel@tonic-gate return_ACPI_STATUS (Status);
8387c478bd9Sstevel@tonic-gate }
8397c478bd9Sstevel@tonic-gate
8407c478bd9Sstevel@tonic-gate /*
8417c478bd9Sstevel@tonic-gate * We have handled all of the objects in all levels of the package.
8427c478bd9Sstevel@tonic-gate * just add the length of the package objects themselves.
8437c478bd9Sstevel@tonic-gate * Round up to the next machine word.
8447c478bd9Sstevel@tonic-gate */
8457b1019a6SJerry Jelinek Info.Length += ACPI_ROUND_UP_TO_NATIVE_WORD (
8467b1019a6SJerry Jelinek sizeof (ACPI_OBJECT)) * (ACPI_SIZE) Info.NumPackages;
8477c478bd9Sstevel@tonic-gate
8487c478bd9Sstevel@tonic-gate /* Return the total package length */
8497c478bd9Sstevel@tonic-gate
8507c478bd9Sstevel@tonic-gate *ObjLength = Info.Length;
8517c478bd9Sstevel@tonic-gate return_ACPI_STATUS (Status);
8527c478bd9Sstevel@tonic-gate }
8537c478bd9Sstevel@tonic-gate
8547c478bd9Sstevel@tonic-gate
8557c478bd9Sstevel@tonic-gate /*******************************************************************************
8567c478bd9Sstevel@tonic-gate *
8577c478bd9Sstevel@tonic-gate * FUNCTION: AcpiUtGetObjectSize
8587c478bd9Sstevel@tonic-gate *
8597c478bd9Sstevel@tonic-gate * PARAMETERS: InternalObject - An ACPI internal object
8607c478bd9Sstevel@tonic-gate * ObjLength - Where the length will be returned
8617c478bd9Sstevel@tonic-gate *
8627c478bd9Sstevel@tonic-gate * RETURN: Status
8637c478bd9Sstevel@tonic-gate *
8647c478bd9Sstevel@tonic-gate * DESCRIPTION: This function is called to determine the space required to
8657c478bd9Sstevel@tonic-gate * contain an object for return to an API user.
8667c478bd9Sstevel@tonic-gate *
8677c478bd9Sstevel@tonic-gate ******************************************************************************/
8687c478bd9Sstevel@tonic-gate
8697c478bd9Sstevel@tonic-gate ACPI_STATUS
AcpiUtGetObjectSize(ACPI_OPERAND_OBJECT * InternalObject,ACPI_SIZE * ObjLength)8707c478bd9Sstevel@tonic-gate AcpiUtGetObjectSize (
8717c478bd9Sstevel@tonic-gate ACPI_OPERAND_OBJECT *InternalObject,
8727c478bd9Sstevel@tonic-gate ACPI_SIZE *ObjLength)
8737c478bd9Sstevel@tonic-gate {
8747c478bd9Sstevel@tonic-gate ACPI_STATUS Status;
8757c478bd9Sstevel@tonic-gate
8767c478bd9Sstevel@tonic-gate
8777c478bd9Sstevel@tonic-gate ACPI_FUNCTION_ENTRY ();
8787c478bd9Sstevel@tonic-gate
8797c478bd9Sstevel@tonic-gate
8807b1019a6SJerry Jelinek if ((ACPI_GET_DESCRIPTOR_TYPE (InternalObject) ==
8817b1019a6SJerry Jelinek ACPI_DESC_TYPE_OPERAND) &&
882aa2aa9a6SDana Myers (InternalObject->Common.Type == ACPI_TYPE_PACKAGE))
8837c478bd9Sstevel@tonic-gate {
8847c478bd9Sstevel@tonic-gate Status = AcpiUtGetPackageObjectSize (InternalObject, ObjLength);
8857c478bd9Sstevel@tonic-gate }
8867c478bd9Sstevel@tonic-gate else
8877c478bd9Sstevel@tonic-gate {
8887c478bd9Sstevel@tonic-gate Status = AcpiUtGetSimpleObjectSize (InternalObject, ObjLength);
8897c478bd9Sstevel@tonic-gate }
8907c478bd9Sstevel@tonic-gate
8917c478bd9Sstevel@tonic-gate return (Status);
8927c478bd9Sstevel@tonic-gate }
893