xref: /illumos-gate/usr/src/cmd/acpi/iasl/aslnamesp.c (revision 35786f6866ae52207d0f1a25fe7ca5f652f32ce0)
1 /******************************************************************************
2  *
3  * Module Name: aslnamesp - Namespace output file generation
4  *
5  *****************************************************************************/
6 
7 /******************************************************************************
8  *
9  * 1. Copyright Notice
10  *
11  * Some or all of this work - Copyright (c) 1999 - 2018, Intel Corp.
12  * All rights reserved.
13  *
14  * 2. License
15  *
16  * 2.1. This is your license from Intel Corp. under its intellectual property
17  * rights. You may have additional license terms from the party that provided
18  * you this software, covering your right to use that party's intellectual
19  * property rights.
20  *
21  * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
22  * copy of the source code appearing in this file ("Covered Code") an
23  * irrevocable, perpetual, worldwide license under Intel's copyrights in the
24  * base code distributed originally by Intel ("Original Intel Code") to copy,
25  * make derivatives, distribute, use and display any portion of the Covered
26  * Code in any form, with the right to sublicense such rights; and
27  *
28  * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
29  * license (with the right to sublicense), under only those claims of Intel
30  * patents that are infringed by the Original Intel Code, to make, use, sell,
31  * offer to sell, and import the Covered Code and derivative works thereof
32  * solely to the minimum extent necessary to exercise the above copyright
33  * license, and in no event shall the patent license extend to any additions
34  * to or modifications of the Original Intel Code. No other license or right
35  * is granted directly or by implication, estoppel or otherwise;
36  *
37  * The above copyright and patent license is granted only if the following
38  * conditions are met:
39  *
40  * 3. Conditions
41  *
42  * 3.1. Redistribution of Source with Rights to Further Distribute Source.
43  * Redistribution of source code of any substantial portion of the Covered
44  * Code or modification with rights to further distribute source must include
45  * the above Copyright Notice, the above License, this list of Conditions,
46  * and the following Disclaimer and Export Compliance provision. In addition,
47  * Licensee must cause all Covered Code to which Licensee contributes to
48  * contain a file documenting the changes Licensee made to create that Covered
49  * Code and the date of any change. Licensee must include in that file the
50  * documentation of any changes made by any predecessor Licensee. Licensee
51  * must include a prominent statement that the modification is derived,
52  * directly or indirectly, from Original Intel Code.
53  *
54  * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
55  * Redistribution of source code of any substantial portion of the Covered
56  * Code or modification without rights to further distribute source must
57  * include the following Disclaimer and Export Compliance provision in the
58  * documentation and/or other materials provided with distribution. In
59  * addition, Licensee may not authorize further sublicense of source of any
60  * portion of the Covered Code, and must include terms to the effect that the
61  * license from Licensee to its licensee is limited to the intellectual
62  * property embodied in the software Licensee provides to its licensee, and
63  * not to intellectual property embodied in modifications its licensee may
64  * make.
65  *
66  * 3.3. Redistribution of Executable. Redistribution in executable form of any
67  * substantial portion of the Covered Code or modification must reproduce the
68  * above Copyright Notice, and the following Disclaimer and Export Compliance
69  * provision in the documentation and/or other materials provided with the
70  * distribution.
71  *
72  * 3.4. Intel retains all right, title, and interest in and to the Original
73  * Intel Code.
74  *
75  * 3.5. Neither the name Intel nor any other trademark owned or controlled by
76  * Intel shall be used in advertising or otherwise to promote the sale, use or
77  * other dealings in products derived from or relating to the Covered Code
78  * without prior written authorization from Intel.
79  *
80  * 4. Disclaimer and Export Compliance
81  *
82  * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
83  * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
84  * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
85  * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
86  * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
87  * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
88  * PARTICULAR PURPOSE.
89  *
90  * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
91  * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
92  * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
93  * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
94  * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
95  * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
96  * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
97  * LIMITED REMEDY.
98  *
99  * 4.3. Licensee shall not export, either directly or indirectly, any of this
100  * software or system incorporating such software without first obtaining any
101  * required license or other approval from the U. S. Department of Commerce or
102  * any other agency or department of the United States Government. In the
103  * event Licensee exports any such software from the United States or
104  * re-exports any such software from a foreign destination, Licensee shall
105  * ensure that the distribution and export/re-export of the software is in
106  * compliance with all laws, regulations, orders, or other restrictions of the
107  * U.S. Export Administration Regulations. Licensee agrees that neither it nor
108  * any of its subsidiaries will export/re-export any technical data, process,
109  * software, or service, directly or indirectly, to any country for which the
110  * United States government or any agency thereof requires an export license,
111  * other governmental approval, or letter of assurance, without first obtaining
112  * such license, approval or letter.
113  *
114  *****************************************************************************
115  *
116  * Alternatively, you may choose to be licensed under the terms of the
117  * following license:
118  *
119  * Redistribution and use in source and binary forms, with or without
120  * modification, are permitted provided that the following conditions
121  * are met:
122  * 1. Redistributions of source code must retain the above copyright
123  *    notice, this list of conditions, and the following disclaimer,
124  *    without modification.
125  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
126  *    substantially similar to the "NO WARRANTY" disclaimer below
127  *    ("Disclaimer") and any redistribution must be conditioned upon
128  *    including a substantially similar Disclaimer requirement for further
129  *    binary redistribution.
130  * 3. Neither the names of the above-listed copyright holders nor the names
131  *    of any contributors may be used to endorse or promote products derived
132  *    from this software without specific prior written permission.
133  *
134  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
135  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
136  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
137  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
138  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
139  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
140  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
141  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
142  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
143  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
144  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
145  *
146  * Alternatively, you may choose to be licensed under the terms of the
147  * GNU General Public License ("GPL") version 2 as published by the Free
148  * Software Foundation.
149  *
150  *****************************************************************************/
151 
152 #include "aslcompiler.h"
153 #include "aslcompiler.y.h"
154 #include "acnamesp.h"
155 
156 
157 #define _COMPONENT          ACPI_COMPILER
158         ACPI_MODULE_NAME    ("aslnamesp")
159 
160 /* Local prototypes */
161 
162 static ACPI_STATUS
163 NsDoOneNamespaceObject (
164     ACPI_HANDLE             ObjHandle,
165     UINT32                  Level,
166     void                    *Context,
167     void                    **ReturnValue);
168 
169 static ACPI_STATUS
170 NsDoOnePathname (
171     ACPI_HANDLE             ObjHandle,
172     UINT32                  Level,
173     void                    *Context,
174     void                    **ReturnValue);
175 
176 
177 /*******************************************************************************
178  *
179  * FUNCTION:    NsSetupNamespaceListing
180  *
181  * PARAMETERS:  Handle          - local file handle
182  *
183  * RETURN:      None
184  *
185  * DESCRIPTION: Set the namespace output file to the input handle
186  *
187  ******************************************************************************/
188 
189 void
NsSetupNamespaceListing(void * Handle)190 NsSetupNamespaceListing (
191     void                    *Handle)
192 {
193 
194     Gbl_NsOutputFlag = TRUE;
195     Gbl_Files[ASL_FILE_NAMESPACE_OUTPUT].Handle = Handle;
196 }
197 
198 
199 /*******************************************************************************
200  *
201  * FUNCTION:    NsDisplayNamespace
202  *
203  * PARAMETERS:  None
204  *
205  * RETURN:      Status
206  *
207  * DESCRIPTION: Walk the namespace an display information about each node
208  *              in the tree. Information is written to the optional
209  *              namespace output file.
210  *
211  ******************************************************************************/
212 
213 ACPI_STATUS
NsDisplayNamespace(void)214 NsDisplayNamespace (
215     void)
216 {
217     ACPI_STATUS             Status;
218 
219 
220     if (!Gbl_NsOutputFlag)
221     {
222         return (AE_OK);
223     }
224 
225     Gbl_NumNamespaceObjects = 0;
226 
227     /* File header */
228 
229     FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT, "Contents of ACPI Namespace\n\n");
230     FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT, "Count  Depth    Name - Type\n\n");
231 
232     /* Walk entire namespace from the root */
233 
234     Status = AcpiNsWalkNamespace (ACPI_TYPE_ANY, ACPI_ROOT_OBJECT,
235         ACPI_UINT32_MAX, FALSE, NsDoOneNamespaceObject, NULL,
236         NULL, NULL);
237 
238     /* Print the full pathname for each namespace node */
239 
240     FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT, "\nNamespace pathnames\n\n");
241 
242     Status = AcpiNsWalkNamespace (ACPI_TYPE_ANY, ACPI_ROOT_OBJECT,
243         ACPI_UINT32_MAX, FALSE, NsDoOnePathname, NULL,
244         NULL, NULL);
245 
246     return (Status);
247 }
248 
249 
250 /*******************************************************************************
251  *
252  * FUNCTION:    NsDoOneNamespaceObject
253  *
254  * PARAMETERS:  ACPI_WALK_CALLBACK
255  *
256  * RETURN:      Status
257  *
258  * DESCRIPTION: Dump a namespace object to the namespace output file.
259  *              Called during the walk of the namespace to dump all objects.
260  *
261  ******************************************************************************/
262 
263 static ACPI_STATUS
NsDoOneNamespaceObject(ACPI_HANDLE ObjHandle,UINT32 Level,void * Context,void ** ReturnValue)264 NsDoOneNamespaceObject (
265     ACPI_HANDLE             ObjHandle,
266     UINT32                  Level,
267     void                    *Context,
268     void                    **ReturnValue)
269 {
270     ACPI_NAMESPACE_NODE     *Node = (ACPI_NAMESPACE_NODE *) ObjHandle;
271     ACPI_OPERAND_OBJECT     *ObjDesc;
272     ACPI_PARSE_OBJECT       *Op;
273 
274 
275     Gbl_NumNamespaceObjects++;
276 
277     FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT, "%5u  [%u]  %*s %4.4s - %s",
278         Gbl_NumNamespaceObjects, Level, (Level * 3), " ",
279         &Node->Name, AcpiUtGetTypeName (Node->Type));
280 
281     Op = Node->Op;
282     ObjDesc = ACPI_CAST_PTR (ACPI_OPERAND_OBJECT, Node->Object);
283 
284     if (!Op)
285     {
286         FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT, "\n");
287         return (AE_OK);
288     }
289 
290 
291     if ((ObjDesc) &&
292         (ACPI_GET_DESCRIPTOR_TYPE (ObjDesc) == ACPI_DESC_TYPE_OPERAND))
293     {
294         switch (Node->Type)
295         {
296         case ACPI_TYPE_INTEGER:
297 
298             FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT,
299                 "       [Initial Value   0x%8.8X%8.8X]",
300                 ACPI_FORMAT_UINT64 (ObjDesc->Integer.Value));
301             break;
302 
303         case ACPI_TYPE_STRING:
304 
305             FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT,
306                 "        [Initial Value   \"%s\"]",
307                 ObjDesc->String.Pointer);
308             break;
309 
310         default:
311 
312             /* Nothing to do for other types */
313 
314             break;
315         }
316 
317     }
318     else
319     {
320         switch (Node->Type)
321         {
322         case ACPI_TYPE_INTEGER:
323 
324             if (Op->Asl.ParseOpcode == PARSEOP_NAME)
325             {
326                 Op = Op->Asl.Child;
327             }
328 
329             if ((Op->Asl.ParseOpcode == PARSEOP_NAMESEG)  ||
330                 (Op->Asl.ParseOpcode == PARSEOP_NAMESTRING))
331             {
332                 Op = Op->Asl.Next;
333             }
334 
335             FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT,
336                 "       [Initial Value   0x%8.8X%8.8X]",
337                 ACPI_FORMAT_UINT64 (Op->Asl.Value.Integer));
338             break;
339 
340         case ACPI_TYPE_STRING:
341 
342             if (Op->Asl.ParseOpcode == PARSEOP_NAME)
343             {
344                 Op = Op->Asl.Child;
345             }
346 
347             if ((Op->Asl.ParseOpcode == PARSEOP_NAMESEG)  ||
348                 (Op->Asl.ParseOpcode == PARSEOP_NAMESTRING))
349             {
350                 Op = Op->Asl.Next;
351             }
352 
353             FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT,
354                 "        [Initial Value   \"%s\"]",
355                 Op->Asl.Value.String);
356             break;
357 
358         case ACPI_TYPE_LOCAL_REGION_FIELD:
359 
360             if ((Op->Asl.ParseOpcode == PARSEOP_NAMESEG)  ||
361                 (Op->Asl.ParseOpcode == PARSEOP_NAMESTRING))
362             {
363                 Op = Op->Asl.Child;
364             }
365 
366             FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT,
367                 "   [Offset 0x%04X   Length 0x%04X bits]",
368                 Op->Asl.Parent->Asl.ExtraValue, (UINT32) Op->Asl.Value.Integer);
369             break;
370 
371         case ACPI_TYPE_BUFFER_FIELD:
372 
373             switch (Op->Asl.ParseOpcode)
374             {
375             case PARSEOP_CREATEBYTEFIELD:
376 
377                 FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT, "   [BYTE  ( 8 bit)]");
378                 break;
379 
380             case PARSEOP_CREATEDWORDFIELD:
381 
382                 FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT, "   [DWORD (32 bit)]");
383                 break;
384 
385             case PARSEOP_CREATEQWORDFIELD:
386 
387                 FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT, "   [QWORD (64 bit)]");
388                 break;
389 
390             case PARSEOP_CREATEWORDFIELD:
391 
392                 FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT, "   [WORD  (16 bit)]");
393                 break;
394 
395             case PARSEOP_CREATEBITFIELD:
396 
397                 FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT, "   [BIT   ( 1 bit)]");
398                 break;
399 
400             case PARSEOP_CREATEFIELD:
401 
402                 FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT, "   [Arbitrary Bit Field]");
403                 break;
404 
405             default:
406 
407                 break;
408 
409             }
410             break;
411 
412         case ACPI_TYPE_PACKAGE:
413 
414             if (Op->Asl.ParseOpcode == PARSEOP_NAME)
415             {
416                 Op = Op->Asl.Child;
417             }
418 
419             if ((Op->Asl.ParseOpcode == PARSEOP_NAMESEG)  ||
420                 (Op->Asl.ParseOpcode == PARSEOP_NAMESTRING))
421             {
422                 Op = Op->Asl.Next;
423             }
424 
425             Op = Op->Asl.Child;
426 
427             if ((Op->Asl.ParseOpcode == PARSEOP_BYTECONST) ||
428                 (Op->Asl.ParseOpcode == PARSEOP_RAW_DATA))
429             {
430                 FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT,
431                     "       [Initial Length  0x%.2X elements]",
432                     Op->Asl.Value.Integer);
433             }
434             break;
435 
436         case ACPI_TYPE_BUFFER:
437 
438             if (Op->Asl.ParseOpcode == PARSEOP_NAME)
439             {
440                 Op = Op->Asl.Child;
441             }
442 
443             if ((Op->Asl.ParseOpcode == PARSEOP_NAMESEG)  ||
444                 (Op->Asl.ParseOpcode == PARSEOP_NAMESTRING))
445             {
446                 Op = Op->Asl.Next;
447             }
448 
449             Op = Op->Asl.Child;
450 
451             if (Op && (Op->Asl.ParseOpcode == PARSEOP_INTEGER))
452             {
453                 FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT,
454                     "        [Initial Length  0x%.2X bytes]",
455                     Op->Asl.Value.Integer);
456             }
457             break;
458 
459         case ACPI_TYPE_METHOD:
460 
461             FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT,
462                 "        [Code Length     0x%.4X bytes]",
463                 Op->Asl.AmlSubtreeLength);
464             break;
465 
466         case ACPI_TYPE_LOCAL_RESOURCE:
467 
468             FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT,
469                 "  [Desc Offset     0x%.4X Bytes]", Node->Value);
470             break;
471 
472         case ACPI_TYPE_LOCAL_RESOURCE_FIELD:
473 
474             FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT,
475                 "   [Field Offset    0x%.4X Bits 0x%.4X Bytes] ",
476                 Node->Value, Node->Value / 8);
477 
478             if (Node->Flags & ANOBJ_IS_REFERENCED)
479             {
480                 FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT,
481                     "Referenced");
482             }
483             else
484             {
485                 FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT,
486                     "Name not referenced");
487             }
488             break;
489 
490         default:
491 
492             /* Nothing to do for other types */
493 
494             break;
495         }
496     }
497 
498     FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT, "\n");
499     return (AE_OK);
500 }
501 
502 
503 /*******************************************************************************
504  *
505  * FUNCTION:    NsDoOnePathname
506  *
507  * PARAMETERS:  ACPI_WALK_CALLBACK
508  *
509  * RETURN:      Status
510  *
511  * DESCRIPTION: Print the full pathname for a namespace node.
512  *
513  ******************************************************************************/
514 
515 static ACPI_STATUS
NsDoOnePathname(ACPI_HANDLE ObjHandle,UINT32 Level,void * Context,void ** ReturnValue)516 NsDoOnePathname (
517     ACPI_HANDLE             ObjHandle,
518     UINT32                  Level,
519     void                    *Context,
520     void                    **ReturnValue)
521 {
522     ACPI_NAMESPACE_NODE     *Node = (ACPI_NAMESPACE_NODE *) ObjHandle;
523     ACPI_STATUS             Status;
524     ACPI_BUFFER             TargetPath;
525 
526 
527     TargetPath.Length = ACPI_ALLOCATE_LOCAL_BUFFER;
528     Status = AcpiNsHandleToPathname (Node, &TargetPath, FALSE);
529     if (ACPI_FAILURE (Status))
530     {
531         return (Status);
532     }
533 
534     FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT, "%s\n", TargetPath.Pointer);
535     ACPI_FREE (TargetPath.Pointer);
536     return (AE_OK);
537 }
538