arch/all-pc/acpica/source/compiler/aslnamesp.c

   1 /******************************************************************************
   2  *
   3  * Module Name: aslnamesp - Namespace output file generation
   4  *
   5  *****************************************************************************/
   6
   7 /*
   8  * Copyright (C) 2000 - 2013, Intel Corp.
   9  * All rights reserved.
  10  *
  11  * Redistribution and use in source and binary forms, with or without
  12  * modification, are permitted provided that the following conditions
  13  * are met:
  14  * 1. Redistributions of source code must retain the above copyright
  15  *    notice, this list of conditions, and the following disclaimer,
  16  *    without modification.
  17  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
  18  *    substantially similar to the "NO WARRANTY" disclaimer below
  19  *    ("Disclaimer") and any redistribution must be conditioned upon
  20  *    including a substantially similar Disclaimer requirement for further
  21  *    binary redistribution.
  22  * 3. Neither the names of the above-listed copyright holders nor the names
  23  *    of any contributors may be used to endorse or promote products derived
  24  *    from this software without specific prior written permission.
  25  *
  26  * Alternatively, this software may be distributed under the terms of the
  27  * GNU General Public License ("GPL") version 2 as published by the Free
  28  * Software Foundation.
  29  *
  30  * NO WARRANTY
  31  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  32  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  33  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
  34  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  35  * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  36  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  37  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  38  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  39  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
  40  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  41  * POSSIBILITY OF SUCH DAMAGES.
  42  */
  43
  44
  45 #include "aslcompiler.h"
  46 #include "aslcompiler.y.h"
  47 #include "acnamesp.h"
  48
  49
  50 #define _COMPONENT          ACPI_COMPILER
  51         ACPI_MODULE_NAME    ("aslnamesp")
  52
  53 /* Local prototypes */
  54
  55 static ACPI_STATUS
  56 NsDoOneNamespaceObject (
  57     ACPI_HANDLE             ObjHandle,
  58     UINT32                  Level,
  59     void                    *Context,
  60     void                    **ReturnValue);
  61
  62 static ACPI_STATUS
  63 NsDoOnePathname (
  64     ACPI_HANDLE             ObjHandle,
  65     UINT32                  Level,
  66     void                    *Context,
  67     void                    **ReturnValue);
  68
  69
  70 /*******************************************************************************
  71  *
  72  * FUNCTION:    NsSetupNamespaceListing
  73  *
  74  * PARAMETERS:  Handle          - local file handle
  75  *
  76  * RETURN:      None
  77  *
  78  * DESCRIPTION: Set the namespace output file to the input handle
  79  *
  80  ******************************************************************************/
  81
  82 void
  83 NsSetupNamespaceListing (
  84     void                    *Handle)
  85 {
  86
  87     Gbl_NsOutputFlag = TRUE;
  88     Gbl_Files[ASL_FILE_NAMESPACE_OUTPUT].Handle = Handle;
  89 }
  90
  91
  92 /*******************************************************************************
  93  *
  94  * FUNCTION:    NsDisplayNamespace
  95  *
  96  * PARAMETERS:  None
  97  *
  98  * RETURN:      Status
  99  *
 100  * DESCRIPTION: Walk the namespace an display information about each node
 101  *              in the tree. Information is written to the optional
 102  *              namespace output file.
 103  *
 104  ******************************************************************************/
 105
 106 ACPI_STATUS
 107 NsDisplayNamespace (
 108     void)
 109 {
 110     ACPI_STATUS             Status;
 111
 112
 113     if (!Gbl_NsOutputFlag)
 114     {
 115         return (AE_OK);
 116     }
 117
 118     Gbl_NumNamespaceObjects = 0;
 119
 120     /* File header */
 121
 122     FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT, "Contents of ACPI Namespace\n\n");
 123     FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT, "Count  Depth    Name - Type\n\n");
 124
 125     /* Walk entire namespace from the root */
 126
 127     Status = AcpiNsWalkNamespace (ACPI_TYPE_ANY, ACPI_ROOT_OBJECT,
 128                 ACPI_UINT32_MAX, FALSE, NsDoOneNamespaceObject, NULL,
 129                 NULL, NULL);
 130
 131     /* Print the full pathname for each namespace node */
 132
 133     FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT, "\nNamespace pathnames\n\n");
 134
 135     Status = AcpiNsWalkNamespace (ACPI_TYPE_ANY, ACPI_ROOT_OBJECT,
 136                 ACPI_UINT32_MAX, FALSE, NsDoOnePathname, NULL,
 137                 NULL, NULL);
 138
 139     return (Status);
 140 }
 141
 142
 143 /*******************************************************************************
 144  *
 145  * FUNCTION:    NsDoOneNamespaceObject
 146  *
 147  * PARAMETERS:  ACPI_WALK_CALLBACK
 148  *
 149  * RETURN:      Status
 150  *
 151  * DESCRIPTION: Dump a namespace object to the namespace output file.
 152  *              Called during the walk of the namespace to dump all objects.
 153  *
 154  ******************************************************************************/
 155
 156 static ACPI_STATUS
 157 NsDoOneNamespaceObject (
 158     ACPI_HANDLE             ObjHandle,
 159     UINT32                  Level,
 160     void                    *Context,
 161     void                    **ReturnValue)
 162 {
 163     ACPI_NAMESPACE_NODE     *Node = (ACPI_NAMESPACE_NODE *) ObjHandle;
 164     ACPI_OPERAND_OBJECT     *ObjDesc;
 165     ACPI_PARSE_OBJECT       *Op;
 166
 167
 168     Gbl_NumNamespaceObjects++;
 169
 170     FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT, "%5u  [%u]  %*s %4.4s - %s",
 171         Gbl_NumNamespaceObjects, Level, (Level * 3), " ",
 172         &Node->Name,
 173         AcpiUtGetTypeName (Node->Type));
 174
 175     Op = Node->Op;
 176     ObjDesc = ACPI_CAST_PTR (ACPI_OPERAND_OBJECT, Node->Object);
 177
 178     if (!Op)
 179     {
 180         FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT, "\n");
 181         return (AE_OK);
 182     }
 183
 184
 185     if ((ObjDesc) &&
 186         (ACPI_GET_DESCRIPTOR_TYPE (ObjDesc) == ACPI_DESC_TYPE_OPERAND))
 187     {
 188         switch (Node->Type)
 189         {
 190         case ACPI_TYPE_INTEGER:
 191
 192             FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT,
 193                 "       [Initial Value   0x%8.8X%8.8X]",
 194                 ACPI_FORMAT_UINT64 (ObjDesc->Integer.Value));
 195             break;
 196
 197         case ACPI_TYPE_STRING:
 198
 199             FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT,
 200                 "        [Initial Value   \"%s\"]",
 201                 ObjDesc->String.Pointer);
 202             break;
 203
 204         default:
 205
 206             /* Nothing to do for other types */
 207
 208             break;
 209         }
 210
 211     }
 212     else
 213     {
 214         switch (Node->Type)
 215         {
 216         case ACPI_TYPE_INTEGER:
 217
 218             if (Op->Asl.ParseOpcode == PARSEOP_NAME)
 219             {
 220                 Op = Op->Asl.Child;
 221             }
 222             if ((Op->Asl.ParseOpcode == PARSEOP_NAMESEG)  ||
 223                 (Op->Asl.ParseOpcode == PARSEOP_NAMESTRING))
 224             {
 225                 Op = Op->Asl.Next;
 226             }
 227             FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT,
 228                 "       [Initial Value   0x%8.8X%8.8X]",
 229                 ACPI_FORMAT_UINT64 (Op->Asl.Value.Integer));
 230             break;
 231
 232         case ACPI_TYPE_STRING:
 233
 234             if (Op->Asl.ParseOpcode == PARSEOP_NAME)
 235             {
 236                 Op = Op->Asl.Child;
 237             }
 238             if ((Op->Asl.ParseOpcode == PARSEOP_NAMESEG)  ||
 239                 (Op->Asl.ParseOpcode == PARSEOP_NAMESTRING))
 240             {
 241                 Op = Op->Asl.Next;
 242             }
 243             FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT,
 244                 "        [Initial Value   \"%s\"]",
 245                 Op->Asl.Value.String);
 246             break;
 247
 248         case ACPI_TYPE_LOCAL_REGION_FIELD:
 249
 250             if ((Op->Asl.ParseOpcode == PARSEOP_NAMESEG)  ||
 251                 (Op->Asl.ParseOpcode == PARSEOP_NAMESTRING))
 252             {
 253                 Op = Op->Asl.Child;
 254             }
 255             FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT,
 256                 "   [Offset 0x%04X   Length 0x%04X bits]",
 257                 Op->Asl.Parent->Asl.ExtraValue, (UINT32) Op->Asl.Value.Integer);
 258             break;
 259
 260         case ACPI_TYPE_BUFFER_FIELD:
 261
 262             switch (Op->Asl.ParseOpcode)
 263             {
 264             case PARSEOP_CREATEBYTEFIELD:
 265
 266                 FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT, "   [BYTE  ( 8 bit)]");
 267                 break;
 268
 269             case PARSEOP_CREATEDWORDFIELD:
 270
 271                 FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT, "   [DWORD (32 bit)]");
 272                 break;
 273
 274             case PARSEOP_CREATEQWORDFIELD:
 275
 276                 FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT, "   [QWORD (64 bit)]");
 277                 break;
 278
 279             case PARSEOP_CREATEWORDFIELD:
 280
 281                 FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT, "   [WORD  (16 bit)]");
 282                 break;
 283
 284             case PARSEOP_CREATEBITFIELD:
 285
 286                 FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT, "   [BIT   ( 1 bit)]");
 287                 break;
 288
 289             case PARSEOP_CREATEFIELD:
 290
 291                 FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT, "   [Arbitrary Bit Field]");
 292                 break;
 293
 294             default:
 295
 296                 break;
 297
 298             }
 299             break;
 300
 301         case ACPI_TYPE_PACKAGE:
 302
 303             if (Op->Asl.ParseOpcode == PARSEOP_NAME)
 304             {
 305                 Op = Op->Asl.Child;
 306             }
 307             if ((Op->Asl.ParseOpcode == PARSEOP_NAMESEG)  ||
 308                 (Op->Asl.ParseOpcode == PARSEOP_NAMESTRING))
 309             {
 310                 Op = Op->Asl.Next;
 311             }
 312             Op = Op->Asl.Child;
 313
 314             if ((Op->Asl.ParseOpcode == PARSEOP_BYTECONST) ||
 315                 (Op->Asl.ParseOpcode == PARSEOP_RAW_DATA))
 316             {
 317                 FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT,
 318                     "       [Initial Length  0x%.2X elements]",
 319                     Op->Asl.Value.Integer);
 320             }
 321             break;
 322
 323         case ACPI_TYPE_BUFFER:
 324
 325             if (Op->Asl.ParseOpcode == PARSEOP_NAME)
 326             {
 327                 Op = Op->Asl.Child;
 328             }
 329             if ((Op->Asl.ParseOpcode == PARSEOP_NAMESEG)  ||
 330                 (Op->Asl.ParseOpcode == PARSEOP_NAMESTRING))
 331             {
 332                 Op = Op->Asl.Next;
 333             }
 334             Op = Op->Asl.Child;
 335
 336             if (Op && (Op->Asl.ParseOpcode == PARSEOP_INTEGER))
 337             {
 338                 FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT,
 339                     "        [Initial Length  0x%.2X bytes]",
 340                     Op->Asl.Value.Integer);
 341             }
 342             break;
 343
 344         case ACPI_TYPE_METHOD:
 345
 346             FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT,
 347                 "        [Code Length     0x%.4X bytes]",
 348                 Op->Asl.AmlSubtreeLength);
 349             break;
 350
 351         case ACPI_TYPE_LOCAL_RESOURCE:
 352
 353             FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT,
 354                 "  [Desc Offset     0x%.4X Bytes]", Node->Value);
 355             break;
 356
 357         case ACPI_TYPE_LOCAL_RESOURCE_FIELD:
 358
 359             FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT,
 360                 "   [Field Offset    0x%.4X Bits 0x%.4X Bytes] ",
 361                 Node->Value, Node->Value / 8);
 362
 363             if (Node->Flags & ANOBJ_IS_REFERENCED)
 364             {
 365                 FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT,
 366                     "Referenced");
 367             }
 368             else
 369             {
 370                 FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT,
 371                     "Name not referenced");
 372             }
 373             break;
 374
 375         default:
 376
 377             /* Nothing to do for other types */
 378
 379             break;
 380         }
 381     }
 382
 383     FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT, "\n");
 384     return (AE_OK);
 385 }
 386
 387
 388 /*******************************************************************************
 389  *
 390  * FUNCTION:    NsDoOnePathname
 391  *
 392  * PARAMETERS:  ACPI_WALK_CALLBACK
 393  *
 394  * RETURN:      Status
 395  *
 396  * DESCRIPTION: Print the full pathname for a namespace node.
 397  *
 398  ******************************************************************************/
 399
 400 static ACPI_STATUS
 401 NsDoOnePathname (
 402     ACPI_HANDLE             ObjHandle,
 403     UINT32                  Level,
 404     void                    *Context,
 405     void                    **ReturnValue)
 406 {
 407     ACPI_NAMESPACE_NODE     *Node = (ACPI_NAMESPACE_NODE *) ObjHandle;
 408     ACPI_STATUS             Status;
 409     ACPI_BUFFER             TargetPath;
 410
 411
 412     TargetPath.Length = ACPI_ALLOCATE_LOCAL_BUFFER;
 413     Status = AcpiNsHandleToPathname (Node, &TargetPath);
 414     if (ACPI_FAILURE (Status))
 415     {
 416         return (Status);
 417     }
 418
 419     FlPrintFile (ASL_FILE_NAMESPACE_OUTPUT, "%s\n", TargetPath.Pointer);
 420     ACPI_FREE (TargetPath.Pointer);
 421
 422     return (AE_OK);
 423 }