17c478bd9Sstevel@tonic-gate /******************************************************************************
27c478bd9Sstevel@tonic-gate *
37c478bd9Sstevel@tonic-gate * Module Name: dsfield - Dispatcher field 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.
1337c478bd9Sstevel@tonic-gate *
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 "amlcode.h"
1557c478bd9Sstevel@tonic-gate #include "acdispat.h"
1567c478bd9Sstevel@tonic-gate #include "acinterp.h"
1577c478bd9Sstevel@tonic-gate #include "acnamesp.h"
1587c478bd9Sstevel@tonic-gate #include "acparser.h"
1597c478bd9Sstevel@tonic-gate
1607c478bd9Sstevel@tonic-gate
1617c478bd9Sstevel@tonic-gate #define _COMPONENT ACPI_DISPATCHER
1627c478bd9Sstevel@tonic-gate ACPI_MODULE_NAME ("dsfield")
1637c478bd9Sstevel@tonic-gate
1647c478bd9Sstevel@tonic-gate /* Local prototypes */
1657c478bd9Sstevel@tonic-gate
1667b1019a6SJerry Jelinek #ifdef ACPI_ASL_COMPILER
1677b1019a6SJerry Jelinek #include "acdisasm.h"
1687b1019a6SJerry Jelinek
1697b1019a6SJerry Jelinek static ACPI_STATUS
1707b1019a6SJerry Jelinek AcpiDsCreateExternalRegion (
1717b1019a6SJerry Jelinek ACPI_STATUS LookupStatus,
1727b1019a6SJerry Jelinek ACPI_PARSE_OBJECT *Op,
1737b1019a6SJerry Jelinek char *Path,
1747b1019a6SJerry Jelinek ACPI_WALK_STATE *WalkState,
1757b1019a6SJerry Jelinek ACPI_NAMESPACE_NODE **Node);
1767b1019a6SJerry Jelinek #endif
1777b1019a6SJerry Jelinek
1787c478bd9Sstevel@tonic-gate static ACPI_STATUS
1797c478bd9Sstevel@tonic-gate AcpiDsGetFieldNames (
1807c478bd9Sstevel@tonic-gate ACPI_CREATE_FIELD_INFO *Info,
1817c478bd9Sstevel@tonic-gate ACPI_WALK_STATE *WalkState,
1827c478bd9Sstevel@tonic-gate ACPI_PARSE_OBJECT *Arg);
1837c478bd9Sstevel@tonic-gate
1847c478bd9Sstevel@tonic-gate
1857b1019a6SJerry Jelinek #ifdef ACPI_ASL_COMPILER
1867b1019a6SJerry Jelinek /*******************************************************************************
1877b1019a6SJerry Jelinek *
1887b1019a6SJerry Jelinek * FUNCTION: AcpiDsCreateExternalRegion (iASL Disassembler only)
1897b1019a6SJerry Jelinek *
1907b1019a6SJerry Jelinek * PARAMETERS: LookupStatus - Status from NsLookup operation
1917b1019a6SJerry Jelinek * Op - Op containing the Field definition and args
1927b1019a6SJerry Jelinek * Path - Pathname of the region
1937b1019a6SJerry Jelinek * ` WalkState - Current method state
1947b1019a6SJerry Jelinek * Node - Where the new region node is returned
1957b1019a6SJerry Jelinek *
1967b1019a6SJerry Jelinek * RETURN: Status
1977b1019a6SJerry Jelinek *
1987b1019a6SJerry Jelinek * DESCRIPTION: Add region to the external list if NOT_FOUND. Create a new
1997b1019a6SJerry Jelinek * region node/object.
2007b1019a6SJerry Jelinek *
2017b1019a6SJerry Jelinek ******************************************************************************/
2027b1019a6SJerry Jelinek
2037b1019a6SJerry Jelinek static ACPI_STATUS
AcpiDsCreateExternalRegion(ACPI_STATUS LookupStatus,ACPI_PARSE_OBJECT * Op,char * Path,ACPI_WALK_STATE * WalkState,ACPI_NAMESPACE_NODE ** Node)2047b1019a6SJerry Jelinek AcpiDsCreateExternalRegion (
2057b1019a6SJerry Jelinek ACPI_STATUS LookupStatus,
2067b1019a6SJerry Jelinek ACPI_PARSE_OBJECT *Op,
2077b1019a6SJerry Jelinek char *Path,
2087b1019a6SJerry Jelinek ACPI_WALK_STATE *WalkState,
2097b1019a6SJerry Jelinek ACPI_NAMESPACE_NODE **Node)
2107b1019a6SJerry Jelinek {
2117b1019a6SJerry Jelinek ACPI_STATUS Status;
2127b1019a6SJerry Jelinek ACPI_OPERAND_OBJECT *ObjDesc;
2137b1019a6SJerry Jelinek
2147b1019a6SJerry Jelinek
2157b1019a6SJerry Jelinek if (LookupStatus != AE_NOT_FOUND)
2167b1019a6SJerry Jelinek {
2177b1019a6SJerry Jelinek return (LookupStatus);
2187b1019a6SJerry Jelinek }
2197b1019a6SJerry Jelinek
2207b1019a6SJerry Jelinek /*
2217b1019a6SJerry Jelinek * Table disassembly:
2227b1019a6SJerry Jelinek * OperationRegion not found. Generate an External for it, and
2237b1019a6SJerry Jelinek * insert the name into the namespace.
2247b1019a6SJerry Jelinek */
2257b1019a6SJerry Jelinek AcpiDmAddOpToExternalList (Op, Path, ACPI_TYPE_REGION, 0, 0);
2267b1019a6SJerry Jelinek
2277b1019a6SJerry Jelinek Status = AcpiNsLookup (WalkState->ScopeInfo, Path, ACPI_TYPE_REGION,
2287b1019a6SJerry Jelinek ACPI_IMODE_LOAD_PASS1, ACPI_NS_SEARCH_PARENT, WalkState, Node);
2297b1019a6SJerry Jelinek if (ACPI_FAILURE (Status))
2307b1019a6SJerry Jelinek {
2317b1019a6SJerry Jelinek return (Status);
2327b1019a6SJerry Jelinek }
2337b1019a6SJerry Jelinek
2347b1019a6SJerry Jelinek /* Must create and install a region object for the new node */
2357b1019a6SJerry Jelinek
2367b1019a6SJerry Jelinek ObjDesc = AcpiUtCreateInternalObject (ACPI_TYPE_REGION);
2377b1019a6SJerry Jelinek if (!ObjDesc)
2387b1019a6SJerry Jelinek {
2397b1019a6SJerry Jelinek return (AE_NO_MEMORY);
2407b1019a6SJerry Jelinek }
2417b1019a6SJerry Jelinek
2427b1019a6SJerry Jelinek ObjDesc->Region.Node = *Node;
2437b1019a6SJerry Jelinek Status = AcpiNsAttachObject (*Node, ObjDesc, ACPI_TYPE_REGION);
2447b1019a6SJerry Jelinek return (Status);
2457b1019a6SJerry Jelinek }
2467b1019a6SJerry Jelinek #endif
2477b1019a6SJerry Jelinek
2487b1019a6SJerry Jelinek
2497c478bd9Sstevel@tonic-gate /*******************************************************************************
2507c478bd9Sstevel@tonic-gate *
2517c478bd9Sstevel@tonic-gate * FUNCTION: AcpiDsCreateBufferField
2527c478bd9Sstevel@tonic-gate *
2537c478bd9Sstevel@tonic-gate * PARAMETERS: Op - Current parse op (CreateXXField)
2547c478bd9Sstevel@tonic-gate * WalkState - Current state
2557c478bd9Sstevel@tonic-gate *
2567c478bd9Sstevel@tonic-gate * RETURN: Status
2577c478bd9Sstevel@tonic-gate *
2587c478bd9Sstevel@tonic-gate * DESCRIPTION: Execute the CreateField operators:
2597c478bd9Sstevel@tonic-gate * CreateBitFieldOp,
2607c478bd9Sstevel@tonic-gate * CreateByteFieldOp,
2617c478bd9Sstevel@tonic-gate * CreateWordFieldOp,
2627b1019a6SJerry Jelinek * CreateDwordFieldOp,
2637b1019a6SJerry Jelinek * CreateQwordFieldOp,
2647c478bd9Sstevel@tonic-gate * CreateFieldOp (all of which define a field in a buffer)
2657c478bd9Sstevel@tonic-gate *
2667c478bd9Sstevel@tonic-gate ******************************************************************************/
2677c478bd9Sstevel@tonic-gate
2687c478bd9Sstevel@tonic-gate ACPI_STATUS
AcpiDsCreateBufferField(ACPI_PARSE_OBJECT * Op,ACPI_WALK_STATE * WalkState)2697c478bd9Sstevel@tonic-gate AcpiDsCreateBufferField (
2707c478bd9Sstevel@tonic-gate ACPI_PARSE_OBJECT *Op,
2717c478bd9Sstevel@tonic-gate ACPI_WALK_STATE *WalkState)
2727c478bd9Sstevel@tonic-gate {
2737c478bd9Sstevel@tonic-gate ACPI_PARSE_OBJECT *Arg;
2747c478bd9Sstevel@tonic-gate ACPI_NAMESPACE_NODE *Node;
2757c478bd9Sstevel@tonic-gate ACPI_STATUS Status;
2767c478bd9Sstevel@tonic-gate ACPI_OPERAND_OBJECT *ObjDesc;
2777c478bd9Sstevel@tonic-gate ACPI_OPERAND_OBJECT *SecondDesc = NULL;
2787c478bd9Sstevel@tonic-gate UINT32 Flags;
2797c478bd9Sstevel@tonic-gate
2807c478bd9Sstevel@tonic-gate
28127f7c583Smyers ACPI_FUNCTION_TRACE (DsCreateBufferField);
2827c478bd9Sstevel@tonic-gate
2837c478bd9Sstevel@tonic-gate
284db2bae30SDana Myers /*
285db2bae30SDana Myers * Get the NameString argument (name of the new BufferField)
286db2bae30SDana Myers */
2877c478bd9Sstevel@tonic-gate if (Op->Common.AmlOpcode == AML_CREATE_FIELD_OP)
2887c478bd9Sstevel@tonic-gate {
289db2bae30SDana Myers /* For CreateField, name is the 4th argument */
290db2bae30SDana Myers
2917c478bd9Sstevel@tonic-gate Arg = AcpiPsGetArg (Op, 3);
2927c478bd9Sstevel@tonic-gate }
2937c478bd9Sstevel@tonic-gate else
2947c478bd9Sstevel@tonic-gate {
295db2bae30SDana Myers /* For all other CreateXXXField operators, name is the 3rd argument */
2967c478bd9Sstevel@tonic-gate
2977c478bd9Sstevel@tonic-gate Arg = AcpiPsGetArg (Op, 2);
2987c478bd9Sstevel@tonic-gate }
2997c478bd9Sstevel@tonic-gate
3007c478bd9Sstevel@tonic-gate if (!Arg)
3017c478bd9Sstevel@tonic-gate {
3027c478bd9Sstevel@tonic-gate return_ACPI_STATUS (AE_AML_NO_OPERAND);
3037c478bd9Sstevel@tonic-gate }
3047c478bd9Sstevel@tonic-gate
3057c478bd9Sstevel@tonic-gate if (WalkState->DeferredNode)
3067c478bd9Sstevel@tonic-gate {
3077c478bd9Sstevel@tonic-gate Node = WalkState->DeferredNode;
3087c478bd9Sstevel@tonic-gate Status = AE_OK;
3097c478bd9Sstevel@tonic-gate }
3107c478bd9Sstevel@tonic-gate else
3117c478bd9Sstevel@tonic-gate {
312db2bae30SDana Myers /* Execute flag should always be set when this function is entered */
313db2bae30SDana Myers
314db2bae30SDana Myers if (!(WalkState->ParseFlags & ACPI_PARSE_EXECUTE))
3157c478bd9Sstevel@tonic-gate {
316*35786f68SRobert Mustacchi ACPI_ERROR ((AE_INFO,
317*35786f68SRobert Mustacchi "Parse execute mode is not set"));
318db2bae30SDana Myers return_ACPI_STATUS (AE_AML_INTERNAL);
3197c478bd9Sstevel@tonic-gate }
320db2bae30SDana Myers
321db2bae30SDana Myers /* Creating new namespace node, should not already exist */
322db2bae30SDana Myers
323db2bae30SDana Myers Flags = ACPI_NS_NO_UPSEARCH | ACPI_NS_DONT_OPEN_SCOPE |
3247b1019a6SJerry Jelinek ACPI_NS_ERROR_IF_FOUND;
325db2bae30SDana Myers
32657190917SDana Myers /*
32757190917SDana Myers * Mark node temporary if we are executing a normal control
32857190917SDana Myers * method. (Don't mark if this is a module-level code method)
32957190917SDana Myers */
33057190917SDana Myers if (WalkState->MethodNode &&
33157190917SDana Myers !(WalkState->ParseFlags & ACPI_PARSE_MODULE_LEVEL))
3327c478bd9Sstevel@tonic-gate {
333db2bae30SDana Myers Flags |= ACPI_NS_TEMPORARY;
3347c478bd9Sstevel@tonic-gate }
3357c478bd9Sstevel@tonic-gate
336db2bae30SDana Myers /* Enter the NameString into the namespace */
337db2bae30SDana Myers
3387b1019a6SJerry Jelinek Status = AcpiNsLookup (WalkState->ScopeInfo,
3397b1019a6SJerry Jelinek Arg->Common.Value.String, ACPI_TYPE_ANY,
3407b1019a6SJerry Jelinek ACPI_IMODE_LOAD_PASS1, Flags, WalkState, &Node);
3417c478bd9Sstevel@tonic-gate if (ACPI_FAILURE (Status))
3427c478bd9Sstevel@tonic-gate {
343*35786f68SRobert Mustacchi ACPI_ERROR_NAMESPACE (WalkState->ScopeInfo,
344*35786f68SRobert Mustacchi Arg->Common.Value.String, Status);
3457c478bd9Sstevel@tonic-gate return_ACPI_STATUS (Status);
3467c478bd9Sstevel@tonic-gate }
3477c478bd9Sstevel@tonic-gate }
3487c478bd9Sstevel@tonic-gate
34927f7c583Smyers /*
35027f7c583Smyers * We could put the returned object (Node) on the object stack for later,
3517c478bd9Sstevel@tonic-gate * but for now, we will put it in the "op" object that the parser uses,
352db2bae30SDana Myers * so we can get it again at the end of this scope.
3537c478bd9Sstevel@tonic-gate */
3547c478bd9Sstevel@tonic-gate Op->Common.Node = Node;
3557c478bd9Sstevel@tonic-gate
3567c478bd9Sstevel@tonic-gate /*
3577c478bd9Sstevel@tonic-gate * If there is no object attached to the node, this node was just created
358db2bae30SDana Myers * and we need to create the field object. Otherwise, this was a lookup
3597c478bd9Sstevel@tonic-gate * of an existing node and we don't want to create the field object again.
3607c478bd9Sstevel@tonic-gate */
3617c478bd9Sstevel@tonic-gate ObjDesc = AcpiNsGetAttachedObject (Node);
3627c478bd9Sstevel@tonic-gate if (ObjDesc)
3637c478bd9Sstevel@tonic-gate {
3647c478bd9Sstevel@tonic-gate return_ACPI_STATUS (AE_OK);
3657c478bd9Sstevel@tonic-gate }
3667c478bd9Sstevel@tonic-gate
3677c478bd9Sstevel@tonic-gate /*
3687c478bd9Sstevel@tonic-gate * The Field definition is not fully parsed at this time.
3697c478bd9Sstevel@tonic-gate * (We must save the address of the AML for the buffer and index operands)
3707c478bd9Sstevel@tonic-gate */
3717c478bd9Sstevel@tonic-gate
3727c478bd9Sstevel@tonic-gate /* Create the buffer field object */
3737c478bd9Sstevel@tonic-gate
3747c478bd9Sstevel@tonic-gate ObjDesc = AcpiUtCreateInternalObject (ACPI_TYPE_BUFFER_FIELD);
3757c478bd9Sstevel@tonic-gate if (!ObjDesc)
3767c478bd9Sstevel@tonic-gate {
3777c478bd9Sstevel@tonic-gate Status = AE_NO_MEMORY;
3787c478bd9Sstevel@tonic-gate goto Cleanup;
3797c478bd9Sstevel@tonic-gate }
3807c478bd9Sstevel@tonic-gate
3817c478bd9Sstevel@tonic-gate /*
3827b1019a6SJerry Jelinek * Remember location in AML stream of the field unit opcode and operands
3837b1019a6SJerry Jelinek * -- since the buffer and index operands must be evaluated.
3847c478bd9Sstevel@tonic-gate */
3857b1019a6SJerry Jelinek SecondDesc = ObjDesc->Common.NextObject;
3867b1019a6SJerry Jelinek SecondDesc->Extra.AmlStart = Op->Named.Data;
3877c478bd9Sstevel@tonic-gate SecondDesc->Extra.AmlLength = Op->Named.Length;
3887b1019a6SJerry Jelinek ObjDesc->BufferField.Node = Node;
3897c478bd9Sstevel@tonic-gate
3907c478bd9Sstevel@tonic-gate /* Attach constructed field descriptors to parent node */
3917c478bd9Sstevel@tonic-gate
3927c478bd9Sstevel@tonic-gate Status = AcpiNsAttachObject (Node, ObjDesc, ACPI_TYPE_BUFFER_FIELD);
3937c478bd9Sstevel@tonic-gate if (ACPI_FAILURE (Status))
3947c478bd9Sstevel@tonic-gate {
3957c478bd9Sstevel@tonic-gate goto Cleanup;
3967c478bd9Sstevel@tonic-gate }
3977c478bd9Sstevel@tonic-gate
3987c478bd9Sstevel@tonic-gate
3997c478bd9Sstevel@tonic-gate Cleanup:
4007c478bd9Sstevel@tonic-gate
4017c478bd9Sstevel@tonic-gate /* Remove local reference to the object */
4027c478bd9Sstevel@tonic-gate
4037c478bd9Sstevel@tonic-gate AcpiUtRemoveReference (ObjDesc);
4047c478bd9Sstevel@tonic-gate return_ACPI_STATUS (Status);
4057c478bd9Sstevel@tonic-gate }
4067c478bd9Sstevel@tonic-gate
4077c478bd9Sstevel@tonic-gate
4087c478bd9Sstevel@tonic-gate /*******************************************************************************
4097c478bd9Sstevel@tonic-gate *
4107c478bd9Sstevel@tonic-gate * FUNCTION: AcpiDsGetFieldNames
4117c478bd9Sstevel@tonic-gate *
4127c478bd9Sstevel@tonic-gate * PARAMETERS: Info - CreateField info structure
4137c478bd9Sstevel@tonic-gate * ` WalkState - Current method state
4147c478bd9Sstevel@tonic-gate * Arg - First parser arg for the field name list
4157c478bd9Sstevel@tonic-gate *
4167c478bd9Sstevel@tonic-gate * RETURN: Status
4177c478bd9Sstevel@tonic-gate *
4187b1019a6SJerry Jelinek * DESCRIPTION: Process all named fields in a field declaration. Names are
4197c478bd9Sstevel@tonic-gate * entered into the namespace.
4207c478bd9Sstevel@tonic-gate *
4217c478bd9Sstevel@tonic-gate ******************************************************************************/
4227c478bd9Sstevel@tonic-gate
4237c478bd9Sstevel@tonic-gate static ACPI_STATUS
AcpiDsGetFieldNames(ACPI_CREATE_FIELD_INFO * Info,ACPI_WALK_STATE * WalkState,ACPI_PARSE_OBJECT * Arg)4247c478bd9Sstevel@tonic-gate AcpiDsGetFieldNames (
4257c478bd9Sstevel@tonic-gate ACPI_CREATE_FIELD_INFO *Info,
4267c478bd9Sstevel@tonic-gate ACPI_WALK_STATE *WalkState,
4277c478bd9Sstevel@tonic-gate ACPI_PARSE_OBJECT *Arg)
4287c478bd9Sstevel@tonic-gate {
4297c478bd9Sstevel@tonic-gate ACPI_STATUS Status;
43026f3cdf0SGordon Ross UINT64 Position;
4317b1019a6SJerry Jelinek ACPI_PARSE_OBJECT *Child;
4327c478bd9Sstevel@tonic-gate
4337c478bd9Sstevel@tonic-gate
43427f7c583Smyers ACPI_FUNCTION_TRACE_PTR (DsGetFieldNames, Info);
4357c478bd9Sstevel@tonic-gate
4367c478bd9Sstevel@tonic-gate
4377c478bd9Sstevel@tonic-gate /* First field starts at bit zero */
4387c478bd9Sstevel@tonic-gate
4397c478bd9Sstevel@tonic-gate Info->FieldBitPosition = 0;
4407c478bd9Sstevel@tonic-gate
4417c478bd9Sstevel@tonic-gate /* Process all elements in the field list (of parse nodes) */
4427c478bd9Sstevel@tonic-gate
4437c478bd9Sstevel@tonic-gate while (Arg)
4447c478bd9Sstevel@tonic-gate {
4457c478bd9Sstevel@tonic-gate /*
4467b1019a6SJerry Jelinek * Four types of field elements are handled:
4477b1019a6SJerry Jelinek * 1) Name - Enters a new named field into the namespace
4487b1019a6SJerry Jelinek * 2) Offset - specifies a bit offset
4497b1019a6SJerry Jelinek * 3) AccessAs - changes the access mode/attributes
4507b1019a6SJerry Jelinek * 4) Connection - Associate a resource template with the field
4517c478bd9Sstevel@tonic-gate */
4527c478bd9Sstevel@tonic-gate switch (Arg->Common.AmlOpcode)
4537c478bd9Sstevel@tonic-gate {
4547c478bd9Sstevel@tonic-gate case AML_INT_RESERVEDFIELD_OP:
4557c478bd9Sstevel@tonic-gate
4567b1019a6SJerry Jelinek Position = (UINT64) Info->FieldBitPosition +
4577b1019a6SJerry Jelinek (UINT64) Arg->Common.Value.Size;
4587c478bd9Sstevel@tonic-gate
4597c478bd9Sstevel@tonic-gate if (Position > ACPI_UINT32_MAX)
4607c478bd9Sstevel@tonic-gate {
46130082d0cSmyers ACPI_ERROR ((AE_INFO,
46230082d0cSmyers "Bit offset within field too large (> 0xFFFFFFFF)"));
4637c478bd9Sstevel@tonic-gate return_ACPI_STATUS (AE_SUPPORT);
4647c478bd9Sstevel@tonic-gate }
4657c478bd9Sstevel@tonic-gate
4667c478bd9Sstevel@tonic-gate Info->FieldBitPosition = (UINT32) Position;
4677c478bd9Sstevel@tonic-gate break;
4687c478bd9Sstevel@tonic-gate
4697c478bd9Sstevel@tonic-gate case AML_INT_ACCESSFIELD_OP:
4707b1019a6SJerry Jelinek case AML_INT_EXTACCESSFIELD_OP:
4717c478bd9Sstevel@tonic-gate /*
4727b1019a6SJerry Jelinek * Get new AccessType, AccessAttribute, and AccessLength fields
4737b1019a6SJerry Jelinek * -- to be used for all field units that follow, until the
4747b1019a6SJerry Jelinek * end-of-field or another AccessAs keyword is encountered.
4757b1019a6SJerry Jelinek * NOTE. These three bytes are encoded in the integer value
4767b1019a6SJerry Jelinek * of the parseop for convenience.
4777c478bd9Sstevel@tonic-gate *
4787c478bd9Sstevel@tonic-gate * In FieldFlags, preserve the flag bits other than the
4797b1019a6SJerry Jelinek * ACCESS_TYPE bits.
4807c478bd9Sstevel@tonic-gate */
4817b1019a6SJerry Jelinek
4827b1019a6SJerry Jelinek /* AccessType (ByteAcc, WordAcc, etc.) */
4837b1019a6SJerry Jelinek
4847c478bd9Sstevel@tonic-gate Info->FieldFlags = (UINT8)
4857c478bd9Sstevel@tonic-gate ((Info->FieldFlags & ~(AML_FIELD_ACCESS_TYPE_MASK)) |
4867b1019a6SJerry Jelinek ((UINT8) ((UINT32) (Arg->Common.Value.Integer & 0x07))));
4877b1019a6SJerry Jelinek
4887b1019a6SJerry Jelinek /* AccessAttribute (AttribQuick, AttribByte, etc.) */
4897b1019a6SJerry Jelinek
4907b1019a6SJerry Jelinek Info->Attribute = (UINT8)
4917b1019a6SJerry Jelinek ((Arg->Common.Value.Integer >> 8) & 0xFF);
4927c478bd9Sstevel@tonic-gate
4937b1019a6SJerry Jelinek /* AccessLength (for serial/buffer protocols) */
4947b1019a6SJerry Jelinek
4957b1019a6SJerry Jelinek Info->AccessLength = (UINT8)
4967b1019a6SJerry Jelinek ((Arg->Common.Value.Integer >> 16) & 0xFF);
4977c478bd9Sstevel@tonic-gate break;
4987c478bd9Sstevel@tonic-gate
4997b1019a6SJerry Jelinek case AML_INT_CONNECTION_OP:
5007b1019a6SJerry Jelinek /*
5017b1019a6SJerry Jelinek * Clear any previous connection. New connection is used for all
5027b1019a6SJerry Jelinek * fields that follow, similar to AccessAs
5037b1019a6SJerry Jelinek */
5047b1019a6SJerry Jelinek Info->ResourceBuffer = NULL;
5057b1019a6SJerry Jelinek Info->ConnectionNode = NULL;
5067b1019a6SJerry Jelinek Info->PinNumberIndex = 0;
5077b1019a6SJerry Jelinek
5087b1019a6SJerry Jelinek /*
5097b1019a6SJerry Jelinek * A Connection() is either an actual resource descriptor (buffer)
5107b1019a6SJerry Jelinek * or a named reference to a resource template
5117b1019a6SJerry Jelinek */
5127b1019a6SJerry Jelinek Child = Arg->Common.Value.Arg;
5137b1019a6SJerry Jelinek if (Child->Common.AmlOpcode == AML_INT_BYTELIST_OP)
5147b1019a6SJerry Jelinek {
5157b1019a6SJerry Jelinek Info->ResourceBuffer = Child->Named.Data;
5167b1019a6SJerry Jelinek Info->ResourceLength = (UINT16) Child->Named.Value.Integer;
5177b1019a6SJerry Jelinek }
5187b1019a6SJerry Jelinek else
5197b1019a6SJerry Jelinek {
5207b1019a6SJerry Jelinek /* Lookup the Connection() namepath, it should already exist */
5217b1019a6SJerry Jelinek
5227b1019a6SJerry Jelinek Status = AcpiNsLookup (WalkState->ScopeInfo,
5237b1019a6SJerry Jelinek Child->Common.Value.Name, ACPI_TYPE_ANY,
5247b1019a6SJerry Jelinek ACPI_IMODE_EXECUTE, ACPI_NS_DONT_OPEN_SCOPE,
5257b1019a6SJerry Jelinek WalkState, &Info->ConnectionNode);
5267b1019a6SJerry Jelinek if (ACPI_FAILURE (Status))
5277b1019a6SJerry Jelinek {
528*35786f68SRobert Mustacchi ACPI_ERROR_NAMESPACE (WalkState->ScopeInfo,
529*35786f68SRobert Mustacchi Child->Common.Value.Name, Status);
5307b1019a6SJerry Jelinek return_ACPI_STATUS (Status);
5317b1019a6SJerry Jelinek }
5327b1019a6SJerry Jelinek }
5337b1019a6SJerry Jelinek break;
5347c478bd9Sstevel@tonic-gate
5357c478bd9Sstevel@tonic-gate case AML_INT_NAMEDFIELD_OP:
5367c478bd9Sstevel@tonic-gate
537db2bae30SDana Myers /* Lookup the name, it should already exist */
5387c478bd9Sstevel@tonic-gate
5397c478bd9Sstevel@tonic-gate Status = AcpiNsLookup (WalkState->ScopeInfo,
5407b1019a6SJerry Jelinek (char *) &Arg->Named.Name, Info->FieldType,
5417b1019a6SJerry Jelinek ACPI_IMODE_EXECUTE, ACPI_NS_DONT_OPEN_SCOPE,
5427b1019a6SJerry Jelinek WalkState, &Info->FieldNode);
5437c478bd9Sstevel@tonic-gate if (ACPI_FAILURE (Status))
5447c478bd9Sstevel@tonic-gate {
545*35786f68SRobert Mustacchi ACPI_ERROR_NAMESPACE (WalkState->ScopeInfo,
546*35786f68SRobert Mustacchi (char *) &Arg->Named.Name, Status);
547db2bae30SDana Myers return_ACPI_STATUS (Status);
5487c478bd9Sstevel@tonic-gate }
5497c478bd9Sstevel@tonic-gate else
5507c478bd9Sstevel@tonic-gate {
5517c478bd9Sstevel@tonic-gate Arg->Common.Node = Info->FieldNode;
5527c478bd9Sstevel@tonic-gate Info->FieldBitLength = Arg->Common.Value.Size;
5537c478bd9Sstevel@tonic-gate
554db2bae30SDana Myers /*
555db2bae30SDana Myers * If there is no object attached to the node, this node was
556db2bae30SDana Myers * just created and we need to create the field object.
557db2bae30SDana Myers * Otherwise, this was a lookup of an existing node and we
558db2bae30SDana Myers * don't want to create the field object again.
559db2bae30SDana Myers */
560db2bae30SDana Myers if (!AcpiNsGetAttachedObject (Info->FieldNode))
5617c478bd9Sstevel@tonic-gate {
562db2bae30SDana Myers Status = AcpiExPrepFieldValue (Info);
563db2bae30SDana Myers if (ACPI_FAILURE (Status))
564db2bae30SDana Myers {
565db2bae30SDana Myers return_ACPI_STATUS (Status);
566db2bae30SDana Myers }
5677c478bd9Sstevel@tonic-gate }
5687c478bd9Sstevel@tonic-gate }
5697c478bd9Sstevel@tonic-gate
5707c478bd9Sstevel@tonic-gate /* Keep track of bit position for the next field */
5717c478bd9Sstevel@tonic-gate
5727b1019a6SJerry Jelinek Position = (UINT64) Info->FieldBitPosition +
5737b1019a6SJerry Jelinek (UINT64) Arg->Common.Value.Size;
5747c478bd9Sstevel@tonic-gate
5757c478bd9Sstevel@tonic-gate if (Position > ACPI_UINT32_MAX)
5767c478bd9Sstevel@tonic-gate {
57730082d0cSmyers ACPI_ERROR ((AE_INFO,
57830082d0cSmyers "Field [%4.4s] bit offset too large (> 0xFFFFFFFF)",
57930082d0cSmyers ACPI_CAST_PTR (char, &Info->FieldNode->Name)));
5807c478bd9Sstevel@tonic-gate return_ACPI_STATUS (AE_SUPPORT);
5817c478bd9Sstevel@tonic-gate }
5827c478bd9Sstevel@tonic-gate
5837c478bd9Sstevel@tonic-gate Info->FieldBitPosition += Info->FieldBitLength;
5847b1019a6SJerry Jelinek Info->PinNumberIndex++; /* Index relative to previous Connection() */
5857c478bd9Sstevel@tonic-gate break;
5867c478bd9Sstevel@tonic-gate
5877c478bd9Sstevel@tonic-gate default:
5887c478bd9Sstevel@tonic-gate
58930082d0cSmyers ACPI_ERROR ((AE_INFO,
5907b1019a6SJerry Jelinek "Invalid opcode in field list: 0x%X",
5917b1019a6SJerry Jelinek Arg->Common.AmlOpcode));
5927c478bd9Sstevel@tonic-gate return_ACPI_STATUS (AE_AML_BAD_OPCODE);
5937c478bd9Sstevel@tonic-gate }
5947c478bd9Sstevel@tonic-gate
5957c478bd9Sstevel@tonic-gate Arg = Arg->Common.Next;
5967c478bd9Sstevel@tonic-gate }
5977c478bd9Sstevel@tonic-gate
5987c478bd9Sstevel@tonic-gate return_ACPI_STATUS (AE_OK);
5997c478bd9Sstevel@tonic-gate }
6007c478bd9Sstevel@tonic-gate
6017c478bd9Sstevel@tonic-gate
6027c478bd9Sstevel@tonic-gate /*******************************************************************************
6037c478bd9Sstevel@tonic-gate *
6047c478bd9Sstevel@tonic-gate * FUNCTION: AcpiDsCreateField
6057c478bd9Sstevel@tonic-gate *
6067c478bd9Sstevel@tonic-gate * PARAMETERS: Op - Op containing the Field definition and args
6077c478bd9Sstevel@tonic-gate * RegionNode - Object for the containing Operation Region
6087c478bd9Sstevel@tonic-gate * ` WalkState - Current method state
6097c478bd9Sstevel@tonic-gate *
6107c478bd9Sstevel@tonic-gate * RETURN: Status
6117c478bd9Sstevel@tonic-gate *
6127c478bd9Sstevel@tonic-gate * DESCRIPTION: Create a new field in the specified operation region
6137c478bd9Sstevel@tonic-gate *
6147c478bd9Sstevel@tonic-gate ******************************************************************************/
6157c478bd9Sstevel@tonic-gate
6167c478bd9Sstevel@tonic-gate ACPI_STATUS
AcpiDsCreateField(ACPI_PARSE_OBJECT * Op,ACPI_NAMESPACE_NODE * RegionNode,ACPI_WALK_STATE * WalkState)6177c478bd9Sstevel@tonic-gate AcpiDsCreateField (
6187c478bd9Sstevel@tonic-gate ACPI_PARSE_OBJECT *Op,
6197c478bd9Sstevel@tonic-gate ACPI_NAMESPACE_NODE *RegionNode,
6207c478bd9Sstevel@tonic-gate ACPI_WALK_STATE *WalkState)
6217c478bd9Sstevel@tonic-gate {
6227c478bd9Sstevel@tonic-gate ACPI_STATUS Status;
6237c478bd9Sstevel@tonic-gate ACPI_PARSE_OBJECT *Arg;
6247c478bd9Sstevel@tonic-gate ACPI_CREATE_FIELD_INFO Info;
6257c478bd9Sstevel@tonic-gate
6267c478bd9Sstevel@tonic-gate
62727f7c583Smyers ACPI_FUNCTION_TRACE_PTR (DsCreateField, Op);
6287c478bd9Sstevel@tonic-gate
6297c478bd9Sstevel@tonic-gate
6307c478bd9Sstevel@tonic-gate /* First arg is the name of the parent OpRegion (must already exist) */
6317c478bd9Sstevel@tonic-gate
6327c478bd9Sstevel@tonic-gate Arg = Op->Common.Value.Arg;
6337b1019a6SJerry Jelinek
6347c478bd9Sstevel@tonic-gate if (!RegionNode)
6357c478bd9Sstevel@tonic-gate {
6367c478bd9Sstevel@tonic-gate Status = AcpiNsLookup (WalkState->ScopeInfo, Arg->Common.Value.Name,
6377b1019a6SJerry Jelinek ACPI_TYPE_REGION, ACPI_IMODE_EXECUTE,
6387b1019a6SJerry Jelinek ACPI_NS_SEARCH_PARENT, WalkState, &RegionNode);
6397b1019a6SJerry Jelinek #ifdef ACPI_ASL_COMPILER
6407b1019a6SJerry Jelinek Status = AcpiDsCreateExternalRegion (Status, Arg,
6417b1019a6SJerry Jelinek Arg->Common.Value.Name, WalkState, &RegionNode);
6427b1019a6SJerry Jelinek #endif
6437c478bd9Sstevel@tonic-gate if (ACPI_FAILURE (Status))
6447c478bd9Sstevel@tonic-gate {
645*35786f68SRobert Mustacchi ACPI_ERROR_NAMESPACE (WalkState->ScopeInfo,
646*35786f68SRobert Mustacchi Arg->Common.Value.Name, Status);
6477c478bd9Sstevel@tonic-gate return_ACPI_STATUS (Status);
6487c478bd9Sstevel@tonic-gate }
6497c478bd9Sstevel@tonic-gate }
6507c478bd9Sstevel@tonic-gate
6517b1019a6SJerry Jelinek memset (&Info, 0, sizeof (ACPI_CREATE_FIELD_INFO));
6527b1019a6SJerry Jelinek
6537c478bd9Sstevel@tonic-gate /* Second arg is the field flags */
6547c478bd9Sstevel@tonic-gate
6557c478bd9Sstevel@tonic-gate Arg = Arg->Common.Next;
6567c478bd9Sstevel@tonic-gate Info.FieldFlags = (UINT8) Arg->Common.Value.Integer;
6577c478bd9Sstevel@tonic-gate Info.Attribute = 0;
6587c478bd9Sstevel@tonic-gate
6597c478bd9Sstevel@tonic-gate /* Each remaining arg is a Named Field */
6607c478bd9Sstevel@tonic-gate
6617c478bd9Sstevel@tonic-gate Info.FieldType = ACPI_TYPE_LOCAL_REGION_FIELD;
6627c478bd9Sstevel@tonic-gate Info.RegionNode = RegionNode;
6637c478bd9Sstevel@tonic-gate
6647c478bd9Sstevel@tonic-gate Status = AcpiDsGetFieldNames (&Info, WalkState, Arg->Common.Next);
6657c478bd9Sstevel@tonic-gate return_ACPI_STATUS (Status);
6667c478bd9Sstevel@tonic-gate }
6677c478bd9Sstevel@tonic-gate
6687c478bd9Sstevel@tonic-gate
6697c478bd9Sstevel@tonic-gate /*******************************************************************************
6707c478bd9Sstevel@tonic-gate *
6717c478bd9Sstevel@tonic-gate * FUNCTION: AcpiDsInitFieldObjects
6727c478bd9Sstevel@tonic-gate *
6737c478bd9Sstevel@tonic-gate * PARAMETERS: Op - Op containing the Field definition and args
6747c478bd9Sstevel@tonic-gate * ` WalkState - Current method state
6757c478bd9Sstevel@tonic-gate *
6767c478bd9Sstevel@tonic-gate * RETURN: Status
6777c478bd9Sstevel@tonic-gate *
6787c478bd9Sstevel@tonic-gate * DESCRIPTION: For each "Field Unit" name in the argument list that is
6797c478bd9Sstevel@tonic-gate * part of the field declaration, enter the name into the
6807c478bd9Sstevel@tonic-gate * namespace.
6817c478bd9Sstevel@tonic-gate *
6827c478bd9Sstevel@tonic-gate ******************************************************************************/
6837c478bd9Sstevel@tonic-gate
6847c478bd9Sstevel@tonic-gate ACPI_STATUS
AcpiDsInitFieldObjects(ACPI_PARSE_OBJECT * Op,ACPI_WALK_STATE * WalkState)6857c478bd9Sstevel@tonic-gate AcpiDsInitFieldObjects (
6867c478bd9Sstevel@tonic-gate ACPI_PARSE_OBJECT *Op,
6877c478bd9Sstevel@tonic-gate ACPI_WALK_STATE *WalkState)
6887c478bd9Sstevel@tonic-gate {
6897c478bd9Sstevel@tonic-gate ACPI_STATUS Status;
6907c478bd9Sstevel@tonic-gate ACPI_PARSE_OBJECT *Arg = NULL;
6917c478bd9Sstevel@tonic-gate ACPI_NAMESPACE_NODE *Node;
6927c478bd9Sstevel@tonic-gate UINT8 Type = 0;
693db2bae30SDana Myers UINT32 Flags;
6947c478bd9Sstevel@tonic-gate
6957c478bd9Sstevel@tonic-gate
69627f7c583Smyers ACPI_FUNCTION_TRACE_PTR (DsInitFieldObjects, Op);
6977c478bd9Sstevel@tonic-gate
6987c478bd9Sstevel@tonic-gate
699db2bae30SDana Myers /* Execute flag should always be set when this function is entered */
700db2bae30SDana Myers
701db2bae30SDana Myers if (!(WalkState->ParseFlags & ACPI_PARSE_EXECUTE))
702db2bae30SDana Myers {
703db2bae30SDana Myers if (WalkState->ParseFlags & ACPI_PARSE_DEFERRED_OP)
704db2bae30SDana Myers {
705db2bae30SDana Myers /* BankField Op is deferred, just return OK */
706db2bae30SDana Myers
707db2bae30SDana Myers return_ACPI_STATUS (AE_OK);
708db2bae30SDana Myers }
709db2bae30SDana Myers
710*35786f68SRobert Mustacchi ACPI_ERROR ((AE_INFO,
711*35786f68SRobert Mustacchi "Parse deferred mode is not set"));
712db2bae30SDana Myers return_ACPI_STATUS (AE_AML_INTERNAL);
713db2bae30SDana Myers }
714db2bae30SDana Myers
715db2bae30SDana Myers /*
716db2bae30SDana Myers * Get the FieldList argument for this opcode. This is the start of the
717db2bae30SDana Myers * list of field elements.
718db2bae30SDana Myers */
7197c478bd9Sstevel@tonic-gate switch (WalkState->Opcode)
7207c478bd9Sstevel@tonic-gate {
7217c478bd9Sstevel@tonic-gate case AML_FIELD_OP:
7227b1019a6SJerry Jelinek
7237c478bd9Sstevel@tonic-gate Arg = AcpiPsGetArg (Op, 2);
7247c478bd9Sstevel@tonic-gate Type = ACPI_TYPE_LOCAL_REGION_FIELD;
7257c478bd9Sstevel@tonic-gate break;
7267c478bd9Sstevel@tonic-gate
7277c478bd9Sstevel@tonic-gate case AML_BANK_FIELD_OP:
7287b1019a6SJerry Jelinek
7297c478bd9Sstevel@tonic-gate Arg = AcpiPsGetArg (Op, 4);
7307c478bd9Sstevel@tonic-gate Type = ACPI_TYPE_LOCAL_BANK_FIELD;
7317c478bd9Sstevel@tonic-gate break;
7327c478bd9Sstevel@tonic-gate
7337c478bd9Sstevel@tonic-gate case AML_INDEX_FIELD_OP:
7347b1019a6SJerry Jelinek
7357c478bd9Sstevel@tonic-gate Arg = AcpiPsGetArg (Op, 3);
7367c478bd9Sstevel@tonic-gate Type = ACPI_TYPE_LOCAL_INDEX_FIELD;
7377c478bd9Sstevel@tonic-gate break;
7387c478bd9Sstevel@tonic-gate
7397c478bd9Sstevel@tonic-gate default:
7407b1019a6SJerry Jelinek
7417c478bd9Sstevel@tonic-gate return_ACPI_STATUS (AE_BAD_PARAMETER);
7427c478bd9Sstevel@tonic-gate }
7437c478bd9Sstevel@tonic-gate
744db2bae30SDana Myers /* Creating new namespace node(s), should not already exist */
745db2bae30SDana Myers
746db2bae30SDana Myers Flags = ACPI_NS_NO_UPSEARCH | ACPI_NS_DONT_OPEN_SCOPE |
7477b1019a6SJerry Jelinek ACPI_NS_ERROR_IF_FOUND;
748db2bae30SDana Myers
74957190917SDana Myers /*
75057190917SDana Myers * Mark node(s) temporary if we are executing a normal control
75157190917SDana Myers * method. (Don't mark if this is a module-level code method)
75257190917SDana Myers */
75357190917SDana Myers if (WalkState->MethodNode &&
75457190917SDana Myers !(WalkState->ParseFlags & ACPI_PARSE_MODULE_LEVEL))
755db2bae30SDana Myers {
756db2bae30SDana Myers Flags |= ACPI_NS_TEMPORARY;
757db2bae30SDana Myers }
758db2bae30SDana Myers
7597c478bd9Sstevel@tonic-gate /*
7607c478bd9Sstevel@tonic-gate * Walk the list of entries in the FieldList
761db2bae30SDana Myers * Note: FieldList can be of zero length. In this case, Arg will be NULL.
7627c478bd9Sstevel@tonic-gate */
7637c478bd9Sstevel@tonic-gate while (Arg)
7647c478bd9Sstevel@tonic-gate {
765db2bae30SDana Myers /*
7667b1019a6SJerry Jelinek * Ignore OFFSET/ACCESSAS/CONNECTION terms here; we are only interested
7677b1019a6SJerry Jelinek * in the field names in order to enter them into the namespace.
768db2bae30SDana Myers */
7697c478bd9Sstevel@tonic-gate if (Arg->Common.AmlOpcode == AML_INT_NAMEDFIELD_OP)
7707c478bd9Sstevel@tonic-gate {
7717c478bd9Sstevel@tonic-gate Status = AcpiNsLookup (WalkState->ScopeInfo,
7727b1019a6SJerry Jelinek (char *) &Arg->Named.Name, Type, ACPI_IMODE_LOAD_PASS1,
7737b1019a6SJerry Jelinek Flags, WalkState, &Node);
7747c478bd9Sstevel@tonic-gate if (ACPI_FAILURE (Status))
7757c478bd9Sstevel@tonic-gate {
776*35786f68SRobert Mustacchi ACPI_ERROR_NAMESPACE (WalkState->ScopeInfo,
777*35786f68SRobert Mustacchi (char *) &Arg->Named.Name, Status);
7787c478bd9Sstevel@tonic-gate if (Status != AE_ALREADY_EXISTS)
7797c478bd9Sstevel@tonic-gate {
7807c478bd9Sstevel@tonic-gate return_ACPI_STATUS (Status);
7817c478bd9Sstevel@tonic-gate }
7827c478bd9Sstevel@tonic-gate
7837c478bd9Sstevel@tonic-gate /* Name already exists, just ignore this error */
7847c478bd9Sstevel@tonic-gate
7857c478bd9Sstevel@tonic-gate Status = AE_OK;
7867c478bd9Sstevel@tonic-gate }
7877c478bd9Sstevel@tonic-gate
7887c478bd9Sstevel@tonic-gate Arg->Common.Node = Node;
7897c478bd9Sstevel@tonic-gate }
7907c478bd9Sstevel@tonic-gate
791db2bae30SDana Myers /* Get the next field element in the list */
7927c478bd9Sstevel@tonic-gate
7937c478bd9Sstevel@tonic-gate Arg = Arg->Common.Next;
7947c478bd9Sstevel@tonic-gate }
7957c478bd9Sstevel@tonic-gate
7967c478bd9Sstevel@tonic-gate return_ACPI_STATUS (AE_OK);
7977c478bd9Sstevel@tonic-gate }
7987c478bd9Sstevel@tonic-gate
7997c478bd9Sstevel@tonic-gate
8007c478bd9Sstevel@tonic-gate /*******************************************************************************
8017c478bd9Sstevel@tonic-gate *
8027c478bd9Sstevel@tonic-gate * FUNCTION: AcpiDsCreateBankField
8037c478bd9Sstevel@tonic-gate *
8047c478bd9Sstevel@tonic-gate * PARAMETERS: Op - Op containing the Field definition and args
8057c478bd9Sstevel@tonic-gate * RegionNode - Object for the containing Operation Region
806db2bae30SDana Myers * WalkState - Current method state
8077c478bd9Sstevel@tonic-gate *
8087c478bd9Sstevel@tonic-gate * RETURN: Status
8097c478bd9Sstevel@tonic-gate *
8107c478bd9Sstevel@tonic-gate * DESCRIPTION: Create a new bank field in the specified operation region
8117c478bd9Sstevel@tonic-gate *
8127c478bd9Sstevel@tonic-gate ******************************************************************************/
8137c478bd9Sstevel@tonic-gate
8147c478bd9Sstevel@tonic-gate ACPI_STATUS
AcpiDsCreateBankField(ACPI_PARSE_OBJECT * Op,ACPI_NAMESPACE_NODE * RegionNode,ACPI_WALK_STATE * WalkState)8157c478bd9Sstevel@tonic-gate AcpiDsCreateBankField (
8167c478bd9Sstevel@tonic-gate ACPI_PARSE_OBJECT *Op,
8177c478bd9Sstevel@tonic-gate ACPI_NAMESPACE_NODE *RegionNode,
8187c478bd9Sstevel@tonic-gate ACPI_WALK_STATE *WalkState)
8197c478bd9Sstevel@tonic-gate {
8207c478bd9Sstevel@tonic-gate ACPI_STATUS Status;
8217c478bd9Sstevel@tonic-gate ACPI_PARSE_OBJECT *Arg;
8227c478bd9Sstevel@tonic-gate ACPI_CREATE_FIELD_INFO Info;
8237c478bd9Sstevel@tonic-gate
8247c478bd9Sstevel@tonic-gate
82527f7c583Smyers ACPI_FUNCTION_TRACE_PTR (DsCreateBankField, Op);
8267c478bd9Sstevel@tonic-gate
8277c478bd9Sstevel@tonic-gate
8287c478bd9Sstevel@tonic-gate /* First arg is the name of the parent OpRegion (must already exist) */
8297c478bd9Sstevel@tonic-gate
8307c478bd9Sstevel@tonic-gate Arg = Op->Common.Value.Arg;
8317c478bd9Sstevel@tonic-gate if (!RegionNode)
8327c478bd9Sstevel@tonic-gate {
8337c478bd9Sstevel@tonic-gate Status = AcpiNsLookup (WalkState->ScopeInfo, Arg->Common.Value.Name,
8347b1019a6SJerry Jelinek ACPI_TYPE_REGION, ACPI_IMODE_EXECUTE,
8357b1019a6SJerry Jelinek ACPI_NS_SEARCH_PARENT, WalkState, &RegionNode);
8367b1019a6SJerry Jelinek #ifdef ACPI_ASL_COMPILER
8377b1019a6SJerry Jelinek Status = AcpiDsCreateExternalRegion (Status, Arg,
8387b1019a6SJerry Jelinek Arg->Common.Value.Name, WalkState, &RegionNode);
8397b1019a6SJerry Jelinek #endif
8407c478bd9Sstevel@tonic-gate if (ACPI_FAILURE (Status))
8417c478bd9Sstevel@tonic-gate {
842*35786f68SRobert Mustacchi ACPI_ERROR_NAMESPACE (WalkState->ScopeInfo,
843*35786f68SRobert Mustacchi Arg->Common.Value.Name, Status);
8447c478bd9Sstevel@tonic-gate return_ACPI_STATUS (Status);
8457c478bd9Sstevel@tonic-gate }
8467c478bd9Sstevel@tonic-gate }
8477c478bd9Sstevel@tonic-gate
8487c478bd9Sstevel@tonic-gate /* Second arg is the Bank Register (Field) (must already exist) */
8497c478bd9Sstevel@tonic-gate
8507c478bd9Sstevel@tonic-gate Arg = Arg->Common.Next;
8517c478bd9Sstevel@tonic-gate Status = AcpiNsLookup (WalkState->ScopeInfo, Arg->Common.Value.String,
8527b1019a6SJerry Jelinek ACPI_TYPE_ANY, ACPI_IMODE_EXECUTE,
8537b1019a6SJerry Jelinek ACPI_NS_SEARCH_PARENT, WalkState, &Info.RegisterNode);
8547c478bd9Sstevel@tonic-gate if (ACPI_FAILURE (Status))
8557c478bd9Sstevel@tonic-gate {
856*35786f68SRobert Mustacchi ACPI_ERROR_NAMESPACE (WalkState->ScopeInfo,
857*35786f68SRobert Mustacchi Arg->Common.Value.String, Status);
8587c478bd9Sstevel@tonic-gate return_ACPI_STATUS (Status);
8597c478bd9Sstevel@tonic-gate }
8607c478bd9Sstevel@tonic-gate
861db2bae30SDana Myers /*
862db2bae30SDana Myers * Third arg is the BankValue
863db2bae30SDana Myers * This arg is a TermArg, not a constant
864db2bae30SDana Myers * It will be evaluated later, by AcpiDsEvalBankFieldOperands
865db2bae30SDana Myers */
8667c478bd9Sstevel@tonic-gate Arg = Arg->Common.Next;
86727f7c583Smyers
8687c478bd9Sstevel@tonic-gate /* Fourth arg is the field flags */
8697c478bd9Sstevel@tonic-gate
8707c478bd9Sstevel@tonic-gate Arg = Arg->Common.Next;
8717c478bd9Sstevel@tonic-gate Info.FieldFlags = (UINT8) Arg->Common.Value.Integer;
8727c478bd9Sstevel@tonic-gate
8737c478bd9Sstevel@tonic-gate /* Each remaining arg is a Named Field */
8747c478bd9Sstevel@tonic-gate
8757c478bd9Sstevel@tonic-gate Info.FieldType = ACPI_TYPE_LOCAL_BANK_FIELD;
8767c478bd9Sstevel@tonic-gate Info.RegionNode = RegionNode;
8777c478bd9Sstevel@tonic-gate
878db2bae30SDana Myers /*
879db2bae30SDana Myers * Use Info.DataRegisterNode to store BankField Op
8807b1019a6SJerry Jelinek * It's safe because DataRegisterNode will never be used when create
8817b1019a6SJerry Jelinek * bank field \we store AmlStart and AmlLength in the BankField Op for
8827b1019a6SJerry Jelinek * late evaluation. Used in AcpiExPrepFieldValue(Info)
883db2bae30SDana Myers *
8847b1019a6SJerry Jelinek * TBD: Or, should we add a field in ACPI_CREATE_FIELD_INFO, like
8857b1019a6SJerry Jelinek * "void *ParentOp"?
886db2bae30SDana Myers */
887db2bae30SDana Myers Info.DataRegisterNode = (ACPI_NAMESPACE_NODE*) Op;
8887c478bd9Sstevel@tonic-gate
889db2bae30SDana Myers Status = AcpiDsGetFieldNames (&Info, WalkState, Arg->Common.Next);
8907c478bd9Sstevel@tonic-gate return_ACPI_STATUS (Status);
8917c478bd9Sstevel@tonic-gate }
8927c478bd9Sstevel@tonic-gate
8937c478bd9Sstevel@tonic-gate
8947c478bd9Sstevel@tonic-gate /*******************************************************************************
8957c478bd9Sstevel@tonic-gate *
8967c478bd9Sstevel@tonic-gate * FUNCTION: AcpiDsCreateIndexField
8977c478bd9Sstevel@tonic-gate *
8987c478bd9Sstevel@tonic-gate * PARAMETERS: Op - Op containing the Field definition and args
8997c478bd9Sstevel@tonic-gate * RegionNode - Object for the containing Operation Region
9007c478bd9Sstevel@tonic-gate * ` WalkState - Current method state
9017c478bd9Sstevel@tonic-gate *
9027c478bd9Sstevel@tonic-gate * RETURN: Status
9037c478bd9Sstevel@tonic-gate *
9047c478bd9Sstevel@tonic-gate * DESCRIPTION: Create a new index field in the specified operation region
9057c478bd9Sstevel@tonic-gate *
9067c478bd9Sstevel@tonic-gate ******************************************************************************/
9077c478bd9Sstevel@tonic-gate
9087c478bd9Sstevel@tonic-gate ACPI_STATUS
AcpiDsCreateIndexField(ACPI_PARSE_OBJECT * Op,ACPI_NAMESPACE_NODE * RegionNode,ACPI_WALK_STATE * WalkState)9097c478bd9Sstevel@tonic-gate AcpiDsCreateIndexField (
9107c478bd9Sstevel@tonic-gate ACPI_PARSE_OBJECT *Op,
9117c478bd9Sstevel@tonic-gate ACPI_NAMESPACE_NODE *RegionNode,
9127c478bd9Sstevel@tonic-gate ACPI_WALK_STATE *WalkState)
9137c478bd9Sstevel@tonic-gate {
9147c478bd9Sstevel@tonic-gate ACPI_STATUS Status;
9157c478bd9Sstevel@tonic-gate ACPI_PARSE_OBJECT *Arg;
9167c478bd9Sstevel@tonic-gate ACPI_CREATE_FIELD_INFO Info;
9177c478bd9Sstevel@tonic-gate
9187c478bd9Sstevel@tonic-gate
91927f7c583Smyers ACPI_FUNCTION_TRACE_PTR (DsCreateIndexField, Op);
9207c478bd9Sstevel@tonic-gate
9217c478bd9Sstevel@tonic-gate
9227c478bd9Sstevel@tonic-gate /* First arg is the name of the Index register (must already exist) */
9237c478bd9Sstevel@tonic-gate
9247c478bd9Sstevel@tonic-gate Arg = Op->Common.Value.Arg;
9257c478bd9Sstevel@tonic-gate Status = AcpiNsLookup (WalkState->ScopeInfo, Arg->Common.Value.String,
9267b1019a6SJerry Jelinek ACPI_TYPE_ANY, ACPI_IMODE_EXECUTE,
9277b1019a6SJerry Jelinek ACPI_NS_SEARCH_PARENT, WalkState, &Info.RegisterNode);
9287c478bd9Sstevel@tonic-gate if (ACPI_FAILURE (Status))
9297c478bd9Sstevel@tonic-gate {
930*35786f68SRobert Mustacchi ACPI_ERROR_NAMESPACE (WalkState->ScopeInfo,
931*35786f68SRobert Mustacchi Arg->Common.Value.String, Status);
9327c478bd9Sstevel@tonic-gate return_ACPI_STATUS (Status);
9337c478bd9Sstevel@tonic-gate }
9347c478bd9Sstevel@tonic-gate
9357c478bd9Sstevel@tonic-gate /* Second arg is the data register (must already exist) */
9367c478bd9Sstevel@tonic-gate
9377c478bd9Sstevel@tonic-gate Arg = Arg->Common.Next;
9387c478bd9Sstevel@tonic-gate Status = AcpiNsLookup (WalkState->ScopeInfo, Arg->Common.Value.String,
9397b1019a6SJerry Jelinek ACPI_TYPE_ANY, ACPI_IMODE_EXECUTE,
9407b1019a6SJerry Jelinek ACPI_NS_SEARCH_PARENT, WalkState, &Info.DataRegisterNode);
9417c478bd9Sstevel@tonic-gate if (ACPI_FAILURE (Status))
9427c478bd9Sstevel@tonic-gate {
943*35786f68SRobert Mustacchi ACPI_ERROR_NAMESPACE (WalkState->ScopeInfo,
944*35786f68SRobert Mustacchi Arg->Common.Value.String, Status);
9457c478bd9Sstevel@tonic-gate return_ACPI_STATUS (Status);
9467c478bd9Sstevel@tonic-gate }
9477c478bd9Sstevel@tonic-gate
9487c478bd9Sstevel@tonic-gate /* Next arg is the field flags */
9497c478bd9Sstevel@tonic-gate
9507c478bd9Sstevel@tonic-gate Arg = Arg->Common.Next;
9517c478bd9Sstevel@tonic-gate Info.FieldFlags = (UINT8) Arg->Common.Value.Integer;
9527c478bd9Sstevel@tonic-gate
9537c478bd9Sstevel@tonic-gate /* Each remaining arg is a Named Field */
9547c478bd9Sstevel@tonic-gate
9557c478bd9Sstevel@tonic-gate Info.FieldType = ACPI_TYPE_LOCAL_INDEX_FIELD;
9567c478bd9Sstevel@tonic-gate Info.RegionNode = RegionNode;
9577c478bd9Sstevel@tonic-gate
9587c478bd9Sstevel@tonic-gate Status = AcpiDsGetFieldNames (&Info, WalkState, Arg->Common.Next);
9597c478bd9Sstevel@tonic-gate return_ACPI_STATUS (Status);
9607c478bd9Sstevel@tonic-gate }
961