reactos/drivers/bus/acpi/acpica/resources/rsaddr.c

   1 /*******************************************************************************
   2  *
   3  * Module Name: rsaddr - Address resource descriptors (16/32/64)
   4  *
   5  ******************************************************************************/
   6
   7 /******************************************************************************
   8  *
   9  * 1. Copyright Notice
  10  *
  11  * Some or all of this work - Copyright (c) 1999 - 2014, 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 #include "acpi.h"
 117 #include "accommon.h"
 118 #include "acresrc.h"
 119
 120 #define _COMPONENT          ACPI_RESOURCES
 121         ACPI_MODULE_NAME    ("rsaddr")
 122
 123
 124 /*******************************************************************************
 125  *
 126  * AcpiRsConvertAddress16 - All WORD (16-bit) address resources
 127  *
 128  ******************************************************************************/
 129
 130 ACPI_RSCONVERT_INFO     AcpiRsConvertAddress16[5] =
 131 {
 132     {ACPI_RSC_INITGET,  ACPI_RESOURCE_TYPE_ADDRESS16,
 133                         ACPI_RS_SIZE (ACPI_RESOURCE_ADDRESS16),
 134                         ACPI_RSC_TABLE_SIZE (AcpiRsConvertAddress16)},
 135
 136     {ACPI_RSC_INITSET,  ACPI_RESOURCE_NAME_ADDRESS16,
 137                         sizeof (AML_RESOURCE_ADDRESS16),
 138                         0},
 139
 140     /* Resource Type, General Flags, and Type-Specific Flags */
 141
 142     {ACPI_RSC_ADDRESS,  0, 0, 0},
 143
 144     /*
 145      * These fields are contiguous in both the source and destination:
 146      * Address Granularity
 147      * Address Range Minimum
 148      * Address Range Maximum
 149      * Address Translation Offset
 150      * Address Length
 151      */
 152     {ACPI_RSC_MOVE16,   ACPI_RS_OFFSET (Data.Address16.Granularity),
 153                         AML_OFFSET (Address16.Granularity),
 154                         5},
 155
 156     /* Optional ResourceSource (Index and String) */
 157
 158     {ACPI_RSC_SOURCE,   ACPI_RS_OFFSET (Data.Address16.ResourceSource),
 159                         0,
 160                         sizeof (AML_RESOURCE_ADDRESS16)}
 161 };
 162
 163
 164 /*******************************************************************************
 165  *
 166  * AcpiRsConvertAddress32 - All DWORD (32-bit) address resources
 167  *
 168  ******************************************************************************/
 169
 170 ACPI_RSCONVERT_INFO     AcpiRsConvertAddress32[5] =
 171 {
 172     {ACPI_RSC_INITGET,  ACPI_RESOURCE_TYPE_ADDRESS32,
 173                         ACPI_RS_SIZE (ACPI_RESOURCE_ADDRESS32),
 174                         ACPI_RSC_TABLE_SIZE (AcpiRsConvertAddress32)},
 175
 176     {ACPI_RSC_INITSET,  ACPI_RESOURCE_NAME_ADDRESS32,
 177                         sizeof (AML_RESOURCE_ADDRESS32),
 178                         0},
 179
 180     /* Resource Type, General Flags, and Type-Specific Flags */
 181
 182     {ACPI_RSC_ADDRESS,  0, 0, 0},
 183
 184     /*
 185      * These fields are contiguous in both the source and destination:
 186      * Address Granularity
 187      * Address Range Minimum
 188      * Address Range Maximum
 189      * Address Translation Offset
 190      * Address Length
 191      */
 192     {ACPI_RSC_MOVE32,   ACPI_RS_OFFSET (Data.Address32.Granularity),
 193                         AML_OFFSET (Address32.Granularity),
 194                         5},
 195
 196     /* Optional ResourceSource (Index and String) */
 197
 198     {ACPI_RSC_SOURCE,   ACPI_RS_OFFSET (Data.Address32.ResourceSource),
 199                         0,
 200                         sizeof (AML_RESOURCE_ADDRESS32)}
 201 };
 202
 203
 204 /*******************************************************************************
 205  *
 206  * AcpiRsConvertAddress64 - All QWORD (64-bit) address resources
 207  *
 208  ******************************************************************************/
 209
 210 ACPI_RSCONVERT_INFO     AcpiRsConvertAddress64[5] =
 211 {
 212     {ACPI_RSC_INITGET,  ACPI_RESOURCE_TYPE_ADDRESS64,
 213                         ACPI_RS_SIZE (ACPI_RESOURCE_ADDRESS64),
 214                         ACPI_RSC_TABLE_SIZE (AcpiRsConvertAddress64)},
 215
 216     {ACPI_RSC_INITSET,  ACPI_RESOURCE_NAME_ADDRESS64,
 217                         sizeof (AML_RESOURCE_ADDRESS64),
 218                         0},
 219
 220     /* Resource Type, General Flags, and Type-Specific Flags */
 221
 222     {ACPI_RSC_ADDRESS,  0, 0, 0},
 223
 224     /*
 225      * These fields are contiguous in both the source and destination:
 226      * Address Granularity
 227      * Address Range Minimum
 228      * Address Range Maximum
 229      * Address Translation Offset
 230      * Address Length
 231      */
 232     {ACPI_RSC_MOVE64,   ACPI_RS_OFFSET (Data.Address64.Granularity),
 233                         AML_OFFSET (Address64.Granularity),
 234                         5},
 235
 236     /* Optional ResourceSource (Index and String) */
 237
 238     {ACPI_RSC_SOURCE,   ACPI_RS_OFFSET (Data.Address64.ResourceSource),
 239                         0,
 240                         sizeof (AML_RESOURCE_ADDRESS64)}
 241 };
 242
 243
 244 /*******************************************************************************
 245  *
 246  * AcpiRsConvertExtAddress64 - All Extended (64-bit) address resources
 247  *
 248  ******************************************************************************/
 249
 250 ACPI_RSCONVERT_INFO     AcpiRsConvertExtAddress64[5] =
 251 {
 252     {ACPI_RSC_INITGET,  ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64,
 253                         ACPI_RS_SIZE (ACPI_RESOURCE_EXTENDED_ADDRESS64),
 254                         ACPI_RSC_TABLE_SIZE (AcpiRsConvertExtAddress64)},
 255
 256     {ACPI_RSC_INITSET,  ACPI_RESOURCE_NAME_EXTENDED_ADDRESS64,
 257                         sizeof (AML_RESOURCE_EXTENDED_ADDRESS64),
 258                         0},
 259
 260     /* Resource Type, General Flags, and Type-Specific Flags */
 261
 262     {ACPI_RSC_ADDRESS,  0, 0, 0},
 263
 264     /* Revision ID */
 265
 266     {ACPI_RSC_MOVE8,    ACPI_RS_OFFSET (Data.ExtAddress64.RevisionID),
 267                         AML_OFFSET (ExtAddress64.RevisionID),
 268                         1},
 269     /*
 270      * These fields are contiguous in both the source and destination:
 271      * Address Granularity
 272      * Address Range Minimum
 273      * Address Range Maximum
 274      * Address Translation Offset
 275      * Address Length
 276      * Type-Specific Attribute
 277      */
 278     {ACPI_RSC_MOVE64,   ACPI_RS_OFFSET (Data.ExtAddress64.Granularity),
 279                         AML_OFFSET (ExtAddress64.Granularity),
 280                         6}
 281 };
 282
 283
 284 /*******************************************************************************
 285  *
 286  * AcpiRsConvertGeneralFlags - Flags common to all address descriptors
 287  *
 288  ******************************************************************************/
 289
 290 static ACPI_RSCONVERT_INFO  AcpiRsConvertGeneralFlags[6] =
 291 {
 292     {ACPI_RSC_FLAGINIT, 0, AML_OFFSET (Address.Flags),
 293                         ACPI_RSC_TABLE_SIZE (AcpiRsConvertGeneralFlags)},
 294
 295     /* Resource Type (Memory, Io, BusNumber, etc.) */
 296
 297     {ACPI_RSC_MOVE8,    ACPI_RS_OFFSET (Data.Address.ResourceType),
 298                         AML_OFFSET (Address.ResourceType),
 299                         1},
 300
 301     /* General Flags - Consume, Decode, MinFixed, MaxFixed */
 302
 303     {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Address.ProducerConsumer),
 304                         AML_OFFSET (Address.Flags),
 305                         0},
 306
 307     {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Address.Decode),
 308                         AML_OFFSET (Address.Flags),
 309                         1},
 310
 311     {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Address.MinAddressFixed),
 312                         AML_OFFSET (Address.Flags),
 313                         2},
 314
 315     {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Address.MaxAddressFixed),
 316                         AML_OFFSET (Address.Flags),
 317                         3}
 318 };
 319
 320
 321 /*******************************************************************************
 322  *
 323  * AcpiRsConvertMemFlags - Flags common to Memory address descriptors
 324  *
 325  ******************************************************************************/
 326
 327 static ACPI_RSCONVERT_INFO  AcpiRsConvertMemFlags[5] =
 328 {
 329     {ACPI_RSC_FLAGINIT, 0, AML_OFFSET (Address.SpecificFlags),
 330                         ACPI_RSC_TABLE_SIZE (AcpiRsConvertMemFlags)},
 331
 332     /* Memory-specific flags */
 333
 334     {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Address.Info.Mem.WriteProtect),
 335                         AML_OFFSET (Address.SpecificFlags),
 336                         0},
 337
 338     {ACPI_RSC_2BITFLAG, ACPI_RS_OFFSET (Data.Address.Info.Mem.Caching),
 339                         AML_OFFSET (Address.SpecificFlags),
 340                         1},
 341
 342     {ACPI_RSC_2BITFLAG, ACPI_RS_OFFSET (Data.Address.Info.Mem.RangeType),
 343                         AML_OFFSET (Address.SpecificFlags),
 344                         3},
 345
 346     {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Address.Info.Mem.Translation),
 347                         AML_OFFSET (Address.SpecificFlags),
 348                         5}
 349 };
 350
 351
 352 /*******************************************************************************
 353  *
 354  * AcpiRsConvertIoFlags - Flags common to I/O address descriptors
 355  *
 356  ******************************************************************************/
 357
 358 static ACPI_RSCONVERT_INFO  AcpiRsConvertIoFlags[4] =
 359 {
 360     {ACPI_RSC_FLAGINIT, 0, AML_OFFSET (Address.SpecificFlags),
 361                         ACPI_RSC_TABLE_SIZE (AcpiRsConvertIoFlags)},
 362
 363     /* I/O-specific flags */
 364
 365     {ACPI_RSC_2BITFLAG, ACPI_RS_OFFSET (Data.Address.Info.Io.RangeType),
 366                         AML_OFFSET (Address.SpecificFlags),
 367                         0},
 368
 369     {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Address.Info.Io.Translation),
 370                         AML_OFFSET (Address.SpecificFlags),
 371                         4},
 372
 373     {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Address.Info.Io.TranslationType),
 374                         AML_OFFSET (Address.SpecificFlags),
 375                         5}
 376 };
 377
 378
 379 /*******************************************************************************
 380  *
 381  * FUNCTION:    AcpiRsGetAddressCommon
 382  *
 383  * PARAMETERS:  Resource            - Pointer to the internal resource struct
 384  *              Aml                 - Pointer to the AML resource descriptor
 385  *
 386  * RETURN:      TRUE if the ResourceType field is OK, FALSE otherwise
 387  *
 388  * DESCRIPTION: Convert common flag fields from a raw AML resource descriptor
 389  *              to an internal resource descriptor
 390  *
 391  ******************************************************************************/
 392
 393 BOOLEAN
 394 AcpiRsGetAddressCommon (
 395     ACPI_RESOURCE           *Resource,
 396     AML_RESOURCE            *Aml)
 397 {
 398     ACPI_FUNCTION_ENTRY ();
 399
 400
 401     /* Validate the Resource Type */
 402
 403     if ((Aml->Address.ResourceType > 2) && (Aml->Address.ResourceType < 0xC0))
 404     {
 405         return (FALSE);
 406     }
 407
 408     /* Get the Resource Type and General Flags */
 409
 410     (void) AcpiRsConvertAmlToResource (Resource, Aml, AcpiRsConvertGeneralFlags);
 411
 412     /* Get the Type-Specific Flags (Memory and I/O descriptors only) */
 413
 414     if (Resource->Data.Address.ResourceType == ACPI_MEMORY_RANGE)
 415     {
 416         (void) AcpiRsConvertAmlToResource (Resource, Aml, AcpiRsConvertMemFlags);
 417     }
 418     else if (Resource->Data.Address.ResourceType == ACPI_IO_RANGE)
 419     {
 420         (void) AcpiRsConvertAmlToResource (Resource, Aml, AcpiRsConvertIoFlags);
 421     }
 422     else
 423     {
 424         /* Generic resource type, just grab the TypeSpecific byte */
 425
 426         Resource->Data.Address.Info.TypeSpecific = Aml->Address.SpecificFlags;
 427     }
 428
 429     return (TRUE);
 430 }
 431
 432
 433 /*******************************************************************************
 434  *
 435  * FUNCTION:    AcpiRsSetAddressCommon
 436  *
 437  * PARAMETERS:  Aml                 - Pointer to the AML resource descriptor
 438  *              Resource            - Pointer to the internal resource struct
 439  *
 440  * RETURN:      None
 441  *
 442  * DESCRIPTION: Convert common flag fields from a resource descriptor to an
 443  *              AML descriptor
 444  *
 445  ******************************************************************************/
 446
 447 void
 448 AcpiRsSetAddressCommon (
 449     AML_RESOURCE            *Aml,
 450     ACPI_RESOURCE           *Resource)
 451 {
 452     ACPI_FUNCTION_ENTRY ();
 453
 454
 455     /* Set the Resource Type and General Flags */
 456
 457     (void) AcpiRsConvertResourceToAml (Resource, Aml, AcpiRsConvertGeneralFlags);
 458
 459     /* Set the Type-Specific Flags (Memory and I/O descriptors only) */
 460
 461     if (Resource->Data.Address.ResourceType == ACPI_MEMORY_RANGE)
 462     {
 463         (void) AcpiRsConvertResourceToAml (Resource, Aml, AcpiRsConvertMemFlags);
 464     }
 465     else if (Resource->Data.Address.ResourceType == ACPI_IO_RANGE)
 466     {
 467         (void) AcpiRsConvertResourceToAml (Resource, Aml, AcpiRsConvertIoFlags);
 468     }
 469     else
 470     {
 471         /* Generic resource type, just copy the TypeSpecific byte */
 472
 473         Aml->Address.SpecificFlags = Resource->Data.Address.Info.TypeSpecific;
 474     }
 475 }