aslrestype2w.c revision 212761
1
2/******************************************************************************
3 *
4 * Module Name: aslrestype2w - Large Word address resource descriptors
5 *
6 *****************************************************************************/
7
8/******************************************************************************
9 *
10 * 1. Copyright Notice
11 *
12 * Some or all of this work - Copyright (c) 1999 - 2010, Intel Corp.
13 * All rights reserved.
14 *
15 * 2. License
16 *
17 * 2.1. This is your license from Intel Corp. under its intellectual property
18 * rights.  You may have additional license terms from the party that provided
19 * you this software, covering your right to use that party's intellectual
20 * property rights.
21 *
22 * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
23 * copy of the source code appearing in this file ("Covered Code") an
24 * irrevocable, perpetual, worldwide license under Intel's copyrights in the
25 * base code distributed originally by Intel ("Original Intel Code") to copy,
26 * make derivatives, distribute, use and display any portion of the Covered
27 * Code in any form, with the right to sublicense such rights; and
28 *
29 * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
30 * license (with the right to sublicense), under only those claims of Intel
31 * patents that are infringed by the Original Intel Code, to make, use, sell,
32 * offer to sell, and import the Covered Code and derivative works thereof
33 * solely to the minimum extent necessary to exercise the above copyright
34 * license, and in no event shall the patent license extend to any additions
35 * to or modifications of the Original Intel Code.  No other license or right
36 * is granted directly or by implication, estoppel or otherwise;
37 *
38 * The above copyright and patent license is granted only if the following
39 * conditions are met:
40 *
41 * 3. Conditions
42 *
43 * 3.1. Redistribution of Source with Rights to Further Distribute Source.
44 * Redistribution of source code of any substantial portion of the Covered
45 * Code or modification with rights to further distribute source must include
46 * the above Copyright Notice, the above License, this list of Conditions,
47 * and the following Disclaimer and Export Compliance provision.  In addition,
48 * Licensee must cause all Covered Code to which Licensee contributes to
49 * contain a file documenting the changes Licensee made to create that Covered
50 * Code and the date of any change.  Licensee must include in that file the
51 * documentation of any changes made by any predecessor Licensee.  Licensee
52 * must include a prominent statement that the modification is derived,
53 * directly or indirectly, from Original Intel Code.
54 *
55 * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
56 * Redistribution of source code of any substantial portion of the Covered
57 * Code or modification without rights to further distribute source must
58 * include the following Disclaimer and Export Compliance provision in the
59 * documentation and/or other materials provided with distribution.  In
60 * addition, Licensee may not authorize further sublicense of source of any
61 * portion of the Covered Code, and must include terms to the effect that the
62 * license from Licensee to its licensee is limited to the intellectual
63 * property embodied in the software Licensee provides to its licensee, and
64 * not to intellectual property embodied in modifications its licensee may
65 * make.
66 *
67 * 3.3. Redistribution of Executable. Redistribution in executable form of any
68 * substantial portion of the Covered Code or modification must reproduce the
69 * above Copyright Notice, and the following Disclaimer and Export Compliance
70 * provision in the documentation and/or other materials provided with the
71 * distribution.
72 *
73 * 3.4. Intel retains all right, title, and interest in and to the Original
74 * Intel Code.
75 *
76 * 3.5. Neither the name Intel nor any other trademark owned or controlled by
77 * Intel shall be used in advertising or otherwise to promote the sale, use or
78 * other dealings in products derived from or relating to the Covered Code
79 * without prior written authorization from Intel.
80 *
81 * 4. Disclaimer and Export Compliance
82 *
83 * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
84 * HERE.  ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
85 * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT,  ASSISTANCE,
86 * INSTALLATION, TRAINING OR OTHER SERVICES.  INTEL WILL NOT PROVIDE ANY
87 * UPDATES, ENHANCEMENTS OR EXTENSIONS.  INTEL SPECIFICALLY DISCLAIMS ANY
88 * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
89 * PARTICULAR PURPOSE.
90 *
91 * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
92 * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
93 * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
94 * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
95 * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
96 * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES.  THESE LIMITATIONS
97 * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
98 * LIMITED REMEDY.
99 *
100 * 4.3. Licensee shall not export, either directly or indirectly, any of this
101 * software or system incorporating such software without first obtaining any
102 * required license or other approval from the U. S. Department of Commerce or
103 * any other agency or department of the United States Government.  In the
104 * event Licensee exports any such software from the United States or
105 * re-exports any such software from a foreign destination, Licensee shall
106 * ensure that the distribution and export/re-export of the software is in
107 * compliance with all laws, regulations, orders, or other restrictions of the
108 * U.S. Export Administration Regulations. Licensee agrees that neither it nor
109 * any of its subsidiaries will export/re-export any technical data, process,
110 * software, or service, directly or indirectly, to any country for which the
111 * United States government or any agency thereof requires an export license,
112 * other governmental approval, or letter of assurance, without first obtaining
113 * such license, approval or letter.
114 *
115 *****************************************************************************/
116
117
118#include <contrib/dev/acpica/compiler/aslcompiler.h>
119#include "aslcompiler.y.h"
120
121#define _COMPONENT          ACPI_COMPILER
122        ACPI_MODULE_NAME    ("aslrestype2w")
123
124/*
125 * This module contains the Word (16-bit) address space descriptors:
126 *
127 * WordIO
128 * WordMemory
129 * WordSpace
130 */
131
132/*******************************************************************************
133 *
134 * FUNCTION:    RsDoWordIoDescriptor
135 *
136 * PARAMETERS:  Op                  - Parent resource descriptor parse node
137 *              CurrentByteOffset   - Offset into the resource template AML
138 *                                    buffer (to track references to the desc)
139 *
140 * RETURN:      Completed resource node
141 *
142 * DESCRIPTION: Construct a long "WordIO" descriptor
143 *
144 ******************************************************************************/
145
146ASL_RESOURCE_NODE *
147RsDoWordIoDescriptor (
148    ACPI_PARSE_OBJECT       *Op,
149    UINT32                  CurrentByteOffset)
150{
151    AML_RESOURCE            *Descriptor;
152    ACPI_PARSE_OBJECT       *InitializerOp;
153    ACPI_PARSE_OBJECT       *MinOp = NULL;
154    ACPI_PARSE_OBJECT       *MaxOp = NULL;
155    ACPI_PARSE_OBJECT       *LengthOp = NULL;
156    ACPI_PARSE_OBJECT       *GranOp = NULL;
157    ASL_RESOURCE_NODE       *Rnode;
158    UINT8                   *OptionalFields;
159    UINT16                  StringLength = 0;
160    UINT32                  OptionIndex = 0;
161    UINT32                  i;
162    BOOLEAN                 ResSourceIndex = FALSE;
163
164
165    InitializerOp = Op->Asl.Child;
166    StringLength = RsGetStringDataLength (InitializerOp);
167
168    Rnode = RsAllocateResourceNode (
169                sizeof (AML_RESOURCE_ADDRESS16) + 1 + StringLength);
170
171    Descriptor = Rnode->Buffer;
172    Descriptor->Address16.DescriptorType  = ACPI_RESOURCE_NAME_ADDRESS16;
173    Descriptor->Address16.ResourceType    = ACPI_ADDRESS_TYPE_IO_RANGE;
174
175    /*
176     * Initial descriptor length -- may be enlarged if there are
177     * optional fields present
178     */
179    OptionalFields = ((UINT8 *) Descriptor) + sizeof (AML_RESOURCE_ADDRESS16);
180    Descriptor->Address16.ResourceLength = (UINT16)
181        (sizeof (AML_RESOURCE_ADDRESS16) -
182         sizeof (AML_RESOURCE_LARGE_HEADER));
183
184    /* Process all child initialization nodes */
185
186    for (i = 0; InitializerOp; i++)
187    {
188        switch (i)
189        {
190        case 0: /* Resource Usage */
191
192            RsSetFlagBits (&Descriptor->Address16.Flags, InitializerOp, 0, 1);
193            break;
194
195        case 1: /* MinType */
196
197            RsSetFlagBits (&Descriptor->Address16.Flags, InitializerOp, 2, 0);
198            RsCreateBitField (InitializerOp, ACPI_RESTAG_MINTYPE,
199                CurrentByteOffset + ASL_RESDESC_OFFSET (Address16.Flags), 2);
200            break;
201
202        case 2: /* MaxType */
203
204            RsSetFlagBits (&Descriptor->Address16.Flags, InitializerOp, 3, 0);
205            RsCreateBitField (InitializerOp, ACPI_RESTAG_MAXTYPE,
206                CurrentByteOffset + ASL_RESDESC_OFFSET (Address16.Flags), 3);
207            break;
208
209        case 3: /* DecodeType */
210
211            RsSetFlagBits (&Descriptor->Address16.Flags, InitializerOp, 1, 0);
212            RsCreateBitField (InitializerOp, ACPI_RESTAG_DECODE,
213                CurrentByteOffset + ASL_RESDESC_OFFSET (Address16.Flags), 1);
214            break;
215
216        case 4: /* Range Type */
217
218            RsSetFlagBits (&Descriptor->Address16.SpecificFlags, InitializerOp, 0, 3);
219            RsCreateBitField (InitializerOp, ACPI_RESTAG_RANGETYPE,
220                CurrentByteOffset + ASL_RESDESC_OFFSET (Address16.SpecificFlags), 0);
221            break;
222
223        case 5: /* Address Granularity */
224
225            Descriptor->Address16.Granularity = (UINT16) InitializerOp->Asl.Value.Integer;
226            RsCreateByteField (InitializerOp, ACPI_RESTAG_GRANULARITY,
227                CurrentByteOffset + ASL_RESDESC_OFFSET (Address16.Granularity));
228            GranOp = InitializerOp;
229            break;
230
231        case 6: /* Address Min */
232
233            Descriptor->Address16.Minimum = (UINT16) InitializerOp->Asl.Value.Integer;
234            RsCreateByteField (InitializerOp, ACPI_RESTAG_MINADDR,
235                CurrentByteOffset + ASL_RESDESC_OFFSET (Address16.Minimum));
236            MinOp = InitializerOp;
237            break;
238
239        case 7: /* Address Max */
240
241            Descriptor->Address16.Maximum = (UINT16) InitializerOp->Asl.Value.Integer;
242            RsCreateByteField (InitializerOp, ACPI_RESTAG_MAXADDR,
243                CurrentByteOffset + ASL_RESDESC_OFFSET (Address16.Maximum));
244            MaxOp = InitializerOp;
245            break;
246
247        case 8: /* Translation Offset */
248
249            Descriptor->Address16.TranslationOffset = (UINT16) InitializerOp->Asl.Value.Integer;
250            RsCreateByteField (InitializerOp, ACPI_RESTAG_TRANSLATION,
251                CurrentByteOffset + ASL_RESDESC_OFFSET (Address16.TranslationOffset));
252            break;
253
254        case 9: /* Address Length */
255
256            Descriptor->Address16.AddressLength = (UINT16) InitializerOp->Asl.Value.Integer;
257            RsCreateByteField (InitializerOp, ACPI_RESTAG_LENGTH,
258                 CurrentByteOffset + ASL_RESDESC_OFFSET (Address16.AddressLength));
259            LengthOp = InitializerOp;
260            break;
261
262        case 10: /* ResSourceIndex [Optional Field - BYTE] */
263
264            if (InitializerOp->Asl.ParseOpcode != PARSEOP_DEFAULT_ARG)
265            {
266                OptionalFields[0] = (UINT8) InitializerOp->Asl.Value.Integer;
267                OptionIndex++;
268                Descriptor->Address16.ResourceLength++;
269                ResSourceIndex = TRUE;
270            }
271            break;
272
273        case 11: /* ResSource [Optional Field - STRING] */
274
275            if ((InitializerOp->Asl.ParseOpcode != PARSEOP_DEFAULT_ARG) &&
276                (InitializerOp->Asl.Value.String))
277            {
278                if (StringLength)
279                {
280                    Descriptor->Address16.ResourceLength = (UINT16)
281                        (Descriptor->Address16.ResourceLength + StringLength);
282
283                    strcpy ((char *)
284                        &OptionalFields[OptionIndex],
285                        InitializerOp->Asl.Value.String);
286
287                    /* ResourceSourceIndex must also be valid */
288
289                    if (!ResSourceIndex)
290                    {
291                        AslError (ASL_ERROR, ASL_MSG_RESOURCE_INDEX,
292                            InitializerOp, NULL);
293                    }
294                }
295            }
296
297#if 0
298            /*
299             * Not a valid ResourceSource, ResourceSourceIndex must also
300             * be invalid
301             */
302            else if (ResSourceIndex)
303            {
304                AslError (ASL_ERROR, ASL_MSG_RESOURCE_SOURCE,
305                    InitializerOp, NULL);
306            }
307#endif
308            break;
309
310        case 12: /* ResourceTag */
311
312            UtAttachNamepathToOwner (Op, InitializerOp);
313            break;
314
315        case 13: /* Type */
316
317            RsSetFlagBits (&Descriptor->Address16.SpecificFlags, InitializerOp, 4, 0);
318            RsCreateBitField (InitializerOp, ACPI_RESTAG_TYPE,
319                CurrentByteOffset + ASL_RESDESC_OFFSET (Address16.SpecificFlags), 4);
320            break;
321
322        case 14: /* Translation Type */
323
324            RsSetFlagBits (&Descriptor->Address16.SpecificFlags, InitializerOp, 5, 0);
325            RsCreateBitField (InitializerOp, ACPI_RESTAG_TRANSTYPE,
326                CurrentByteOffset + ASL_RESDESC_OFFSET (Address16.SpecificFlags), 5);
327            break;
328
329        default:
330
331            AslError (ASL_ERROR, ASL_MSG_RESOURCE_LIST, InitializerOp, NULL);
332            break;
333        }
334
335        InitializerOp = RsCompleteNodeAndGetNext (InitializerOp);
336    }
337
338    /* Validate the Min/Max/Len/Gran values */
339
340    RsLargeAddressCheck (
341        (UINT64) Descriptor->Address16.Minimum,
342        (UINT64) Descriptor->Address16.Maximum,
343        (UINT64) Descriptor->Address16.AddressLength,
344        (UINT64) Descriptor->Address16.Granularity,
345        Descriptor->Address16.Flags,
346        MinOp, MaxOp, LengthOp, GranOp);
347
348    Rnode->BufferLength = sizeof (AML_RESOURCE_ADDRESS16) +
349                            OptionIndex + StringLength;
350    return (Rnode);
351}
352
353
354/*******************************************************************************
355 *
356 * FUNCTION:    RsDoWordBusNumberDescriptor
357 *
358 * PARAMETERS:  Op                  - Parent resource descriptor parse node
359 *              CurrentByteOffset   - Offset into the resource template AML
360 *                                    buffer (to track references to the desc)
361 *
362 * RETURN:      Completed resource node
363 *
364 * DESCRIPTION: Construct a long "WordBusNumber" descriptor
365 *
366 ******************************************************************************/
367
368ASL_RESOURCE_NODE *
369RsDoWordBusNumberDescriptor (
370    ACPI_PARSE_OBJECT       *Op,
371    UINT32                  CurrentByteOffset)
372{
373    AML_RESOURCE            *Descriptor;
374    ACPI_PARSE_OBJECT       *InitializerOp;
375    ACPI_PARSE_OBJECT       *MinOp = NULL;
376    ACPI_PARSE_OBJECT       *MaxOp = NULL;
377    ACPI_PARSE_OBJECT       *LengthOp = NULL;
378    ACPI_PARSE_OBJECT       *GranOp = NULL;
379    ASL_RESOURCE_NODE       *Rnode;
380    UINT8                   *OptionalFields;
381    UINT16                  StringLength = 0;
382    UINT32                  OptionIndex = 0;
383    UINT32                  i;
384    BOOLEAN                 ResSourceIndex = FALSE;
385
386
387    InitializerOp = Op->Asl.Child;
388    StringLength = RsGetStringDataLength (InitializerOp);
389
390    Rnode = RsAllocateResourceNode (
391                sizeof (AML_RESOURCE_ADDRESS16) + 1 + StringLength);
392
393    Descriptor = Rnode->Buffer;
394    Descriptor->Address16.DescriptorType  = ACPI_RESOURCE_NAME_ADDRESS16;
395    Descriptor->Address16.ResourceType    = ACPI_ADDRESS_TYPE_BUS_NUMBER_RANGE;
396
397    /*
398     * Initial descriptor length -- may be enlarged if there are
399     * optional fields present
400     */
401    OptionalFields = ((UINT8 *) Descriptor) + sizeof (AML_RESOURCE_ADDRESS16);
402    Descriptor->Address16.ResourceLength = (UINT16)
403        (sizeof (AML_RESOURCE_ADDRESS16) -
404         sizeof (AML_RESOURCE_LARGE_HEADER));
405
406    /* Process all child initialization nodes */
407
408    for (i = 0; InitializerOp; i++)
409    {
410        switch (i)
411        {
412        case 0: /* Resource Usage */
413
414            RsSetFlagBits (&Descriptor->Address16.Flags, InitializerOp, 0, 1);
415            break;
416
417        case 1: /* MinType */
418
419            RsSetFlagBits (&Descriptor->Address16.Flags, InitializerOp, 2, 0);
420            RsCreateBitField (InitializerOp, ACPI_RESTAG_MINTYPE,
421                CurrentByteOffset + ASL_RESDESC_OFFSET (Address16.Flags), 2);
422            break;
423
424        case 2: /* MaxType */
425
426            RsSetFlagBits (&Descriptor->Address16.Flags, InitializerOp, 3, 0);
427            RsCreateBitField (InitializerOp, ACPI_RESTAG_MAXTYPE,
428                CurrentByteOffset + ASL_RESDESC_OFFSET (Address16.Flags), 3);
429            break;
430
431        case 3: /* DecodeType */
432
433            RsSetFlagBits (&Descriptor->Address16.Flags, InitializerOp, 1, 0);
434            RsCreateBitField (InitializerOp, ACPI_RESTAG_DECODE,
435                CurrentByteOffset + ASL_RESDESC_OFFSET (Address16.Flags), 1);
436            break;
437
438        case 4: /* Address Granularity */
439
440            Descriptor->Address16.Granularity =
441                (UINT16) InitializerOp->Asl.Value.Integer;
442            RsCreateByteField (InitializerOp, ACPI_RESTAG_GRANULARITY,
443                CurrentByteOffset + ASL_RESDESC_OFFSET (Address16.Granularity));
444            GranOp = InitializerOp;
445            break;
446
447        case 5: /* Min Address */
448
449            Descriptor->Address16.Minimum =
450                (UINT16) InitializerOp->Asl.Value.Integer;
451            RsCreateByteField (InitializerOp, ACPI_RESTAG_MINADDR,
452                CurrentByteOffset + ASL_RESDESC_OFFSET (Address16.Minimum));
453            MinOp = InitializerOp;
454            break;
455
456        case 6: /* Max Address */
457
458            Descriptor->Address16.Maximum =
459                (UINT16) InitializerOp->Asl.Value.Integer;
460            RsCreateByteField (InitializerOp, ACPI_RESTAG_MAXADDR,
461                CurrentByteOffset + ASL_RESDESC_OFFSET (Address16.Maximum));
462            MaxOp = InitializerOp;
463            break;
464
465        case 7: /* Translation Offset */
466
467            Descriptor->Address16.TranslationOffset =
468                (UINT16) InitializerOp->Asl.Value.Integer;
469            RsCreateByteField (InitializerOp, ACPI_RESTAG_TRANSLATION,
470                CurrentByteOffset + ASL_RESDESC_OFFSET (Address16.TranslationOffset));
471            break;
472
473        case 8: /* Address Length */
474
475            Descriptor->Address16.AddressLength =
476                (UINT16) InitializerOp->Asl.Value.Integer;
477            RsCreateByteField (InitializerOp, ACPI_RESTAG_LENGTH,
478                 CurrentByteOffset + ASL_RESDESC_OFFSET (Address16.AddressLength));
479            LengthOp = InitializerOp;
480            break;
481
482        case 9: /* ResSourceIndex [Optional Field - BYTE] */
483
484            if (InitializerOp->Asl.ParseOpcode != PARSEOP_DEFAULT_ARG)
485            {
486                OptionalFields[0] = (UINT8) InitializerOp->Asl.Value.Integer;
487                OptionIndex++;
488                Descriptor->Address16.ResourceLength++;
489                ResSourceIndex = TRUE;
490            }
491            break;
492
493        case 10: /* ResSource [Optional Field - STRING] */
494
495            if ((InitializerOp->Asl.ParseOpcode != PARSEOP_DEFAULT_ARG) &&
496                (InitializerOp->Asl.Value.String))
497            {
498                if (StringLength)
499                {
500                    Descriptor->Address16.ResourceLength = (UINT16)
501                        (Descriptor->Address16.ResourceLength + StringLength);
502
503                    strcpy ((char *)
504                        &OptionalFields[OptionIndex],
505                        InitializerOp->Asl.Value.String);
506
507                    /* ResourceSourceIndex must also be valid */
508
509                    if (!ResSourceIndex)
510                    {
511                        AslError (ASL_ERROR, ASL_MSG_RESOURCE_INDEX,
512                            InitializerOp, NULL);
513                    }
514                }
515            }
516
517#if 0
518            /*
519             * Not a valid ResourceSource, ResourceSourceIndex must also
520             * be invalid
521             */
522            else if (ResSourceIndex)
523            {
524                AslError (ASL_ERROR, ASL_MSG_RESOURCE_SOURCE,
525                    InitializerOp, NULL);
526            }
527#endif
528            break;
529
530        case 11: /* ResourceTag */
531
532            UtAttachNamepathToOwner (Op, InitializerOp);
533            break;
534
535        default:
536
537            AslError (ASL_ERROR, ASL_MSG_RESOURCE_LIST, InitializerOp, NULL);
538            break;
539        }
540
541        InitializerOp = RsCompleteNodeAndGetNext (InitializerOp);
542    }
543
544    /* Validate the Min/Max/Len/Gran values */
545
546    RsLargeAddressCheck (
547        (UINT64) Descriptor->Address16.Minimum,
548        (UINT64) Descriptor->Address16.Maximum,
549        (UINT64) Descriptor->Address16.AddressLength,
550        (UINT64) Descriptor->Address16.Granularity,
551        Descriptor->Address16.Flags,
552        MinOp, MaxOp, LengthOp, GranOp);
553
554    Rnode->BufferLength = sizeof (AML_RESOURCE_ADDRESS16) +
555                            OptionIndex + StringLength;
556    return (Rnode);
557}
558
559
560/*******************************************************************************
561 *
562 * FUNCTION:    RsDoWordSpaceDescriptor
563 *
564 * PARAMETERS:  Op                  - Parent resource descriptor parse node
565 *              CurrentByteOffset   - Offset into the resource template AML
566 *                                    buffer (to track references to the desc)
567 *
568 * RETURN:      Completed resource node
569 *
570 * DESCRIPTION: Construct a long "WordSpace" descriptor
571 *
572 ******************************************************************************/
573
574ASL_RESOURCE_NODE *
575RsDoWordSpaceDescriptor (
576    ACPI_PARSE_OBJECT       *Op,
577    UINT32                  CurrentByteOffset)
578{
579    AML_RESOURCE            *Descriptor;
580    ACPI_PARSE_OBJECT       *InitializerOp;
581    ACPI_PARSE_OBJECT       *MinOp = NULL;
582    ACPI_PARSE_OBJECT       *MaxOp = NULL;
583    ACPI_PARSE_OBJECT       *LengthOp = NULL;
584    ACPI_PARSE_OBJECT       *GranOp = NULL;
585    ASL_RESOURCE_NODE       *Rnode;
586    UINT8                   *OptionalFields;
587    UINT16                  StringLength = 0;
588    UINT32                  OptionIndex = 0;
589    UINT32                  i;
590    BOOLEAN                 ResSourceIndex = FALSE;
591
592
593    InitializerOp = Op->Asl.Child;
594    StringLength = RsGetStringDataLength (InitializerOp);
595
596    Rnode = RsAllocateResourceNode (
597                sizeof (AML_RESOURCE_ADDRESS16) + 1 + StringLength);
598
599    Descriptor = Rnode->Buffer;
600    Descriptor->Address16.DescriptorType  = ACPI_RESOURCE_NAME_ADDRESS16;
601
602    /*
603     * Initial descriptor length -- may be enlarged if there are
604     * optional fields present
605     */
606    OptionalFields = ((UINT8 *) Descriptor) + sizeof (AML_RESOURCE_ADDRESS16);
607    Descriptor->Address16.ResourceLength = (UINT16)
608        (sizeof (AML_RESOURCE_ADDRESS16) -
609         sizeof (AML_RESOURCE_LARGE_HEADER));
610
611    /* Process all child initialization nodes */
612
613    for (i = 0; InitializerOp; i++)
614    {
615        switch (i)
616        {
617        case 0: /* Resource Type */
618
619            Descriptor->Address16.ResourceType =
620                (UINT8) InitializerOp->Asl.Value.Integer;
621            break;
622
623        case 1: /* Resource Usage */
624
625            RsSetFlagBits (&Descriptor->Address16.Flags, InitializerOp, 0, 1);
626            break;
627
628        case 2: /* DecodeType */
629
630            RsSetFlagBits (&Descriptor->Address16.Flags, InitializerOp, 1, 0);
631            RsCreateBitField (InitializerOp, ACPI_RESTAG_DECODE,
632                CurrentByteOffset + ASL_RESDESC_OFFSET (Address16.Flags), 1);
633            break;
634
635        case 3: /* MinType */
636
637            RsSetFlagBits (&Descriptor->Address16.Flags, InitializerOp, 2, 0);
638            RsCreateBitField (InitializerOp, ACPI_RESTAG_MINTYPE,
639                CurrentByteOffset + ASL_RESDESC_OFFSET (Address16.Flags), 2);
640            break;
641
642        case 4: /* MaxType */
643
644            RsSetFlagBits (&Descriptor->Address16.Flags, InitializerOp, 3, 0);
645            RsCreateBitField (InitializerOp, ACPI_RESTAG_MAXTYPE,
646                CurrentByteOffset + ASL_RESDESC_OFFSET (Address16.Flags), 3);
647            break;
648
649        case 5: /* Type-Specific flags */
650
651            Descriptor->Address16.SpecificFlags =
652                (UINT8) InitializerOp->Asl.Value.Integer;
653            break;
654
655        case 6: /* Address Granularity */
656
657            Descriptor->Address16.Granularity =
658                (UINT16) InitializerOp->Asl.Value.Integer;
659            RsCreateByteField (InitializerOp, ACPI_RESTAG_GRANULARITY,
660                CurrentByteOffset + ASL_RESDESC_OFFSET (Address16.Granularity));
661            GranOp = InitializerOp;
662            break;
663
664        case 7: /* Min Address */
665
666            Descriptor->Address16.Minimum =
667                (UINT16) InitializerOp->Asl.Value.Integer;
668            RsCreateByteField (InitializerOp, ACPI_RESTAG_MINADDR,
669                CurrentByteOffset + ASL_RESDESC_OFFSET (Address16.Minimum));
670            MinOp = InitializerOp;
671            break;
672
673        case 8: /* Max Address */
674
675            Descriptor->Address16.Maximum =
676                (UINT16) InitializerOp->Asl.Value.Integer;
677            RsCreateByteField (InitializerOp, ACPI_RESTAG_MAXADDR,
678                CurrentByteOffset + ASL_RESDESC_OFFSET (Address16.Maximum));
679            MaxOp = InitializerOp;
680            break;
681
682        case 9: /* Translation Offset */
683
684            Descriptor->Address16.TranslationOffset =
685                (UINT16) InitializerOp->Asl.Value.Integer;
686            RsCreateByteField (InitializerOp, ACPI_RESTAG_TRANSLATION,
687                CurrentByteOffset + ASL_RESDESC_OFFSET (Address16.TranslationOffset));
688            break;
689
690        case 10: /* Address Length */
691
692            Descriptor->Address16.AddressLength =
693                (UINT16) InitializerOp->Asl.Value.Integer;
694            RsCreateByteField (InitializerOp, ACPI_RESTAG_LENGTH,
695                CurrentByteOffset + ASL_RESDESC_OFFSET (Address16.AddressLength));
696            LengthOp = InitializerOp;
697            break;
698
699        case 11: /* ResSourceIndex [Optional Field - BYTE] */
700
701            if (InitializerOp->Asl.ParseOpcode != PARSEOP_DEFAULT_ARG)
702            {
703                OptionalFields[0] = (UINT8) InitializerOp->Asl.Value.Integer;
704                OptionIndex++;
705                Descriptor->Address16.ResourceLength++;
706                ResSourceIndex = TRUE;
707            }
708            break;
709
710        case 12: /* ResSource [Optional Field - STRING] */
711
712            if ((InitializerOp->Asl.ParseOpcode != PARSEOP_DEFAULT_ARG) &&
713                (InitializerOp->Asl.Value.String))
714            {
715                if (StringLength)
716                {
717                    Descriptor->Address16.ResourceLength = (UINT16)
718                        (Descriptor->Address16.ResourceLength + StringLength);
719
720                    strcpy ((char *)
721                        &OptionalFields[OptionIndex],
722                        InitializerOp->Asl.Value.String);
723
724                    /* ResourceSourceIndex must also be valid */
725
726                    if (!ResSourceIndex)
727                    {
728                        AslError (ASL_ERROR, ASL_MSG_RESOURCE_INDEX,
729                            InitializerOp, NULL);
730                    }
731                }
732            }
733
734#if 0
735            /*
736             * Not a valid ResourceSource, ResourceSourceIndex must also
737             * be invalid
738             */
739            else if (ResSourceIndex)
740            {
741                AslError (ASL_ERROR, ASL_MSG_RESOURCE_SOURCE,
742                    InitializerOp, NULL);
743            }
744#endif
745            break;
746
747        case 13: /* ResourceTag */
748
749            UtAttachNamepathToOwner (Op, InitializerOp);
750            break;
751
752        default:
753
754            AslError (ASL_ERROR, ASL_MSG_RESOURCE_LIST, InitializerOp, NULL);
755            break;
756        }
757
758        InitializerOp = RsCompleteNodeAndGetNext (InitializerOp);
759    }
760
761    /* Validate the Min/Max/Len/Gran values */
762
763    RsLargeAddressCheck (
764        (UINT64) Descriptor->Address16.Minimum,
765        (UINT64) Descriptor->Address16.Maximum,
766        (UINT64) Descriptor->Address16.AddressLength,
767        (UINT64) Descriptor->Address16.Granularity,
768        Descriptor->Address16.Flags,
769        MinOp, MaxOp, LengthOp, GranOp);
770
771    Rnode->BufferLength = sizeof (AML_RESOURCE_ADDRESS16) +
772                            OptionIndex + StringLength;
773    return (Rnode);
774}
775