drivers/acpi/include/acpiosxf.h

   1
   2 /******************************************************************************
   3  *
   4  * Name: acpiosxf.h - All interfaces to the OS Services Layer (OSL).  These
   5  *                    interfaces must be implemented by OSL to interface the
   6  *                    ACPI components to the host operating system.
   7  *
   8  *****************************************************************************/
   9
  10
  11 /******************************************************************************
  12  *
  13  * 1. Copyright Notice
  14  *
  15  * Some or all of this work - Copyright (c) 1999 - 2010, Intel Corp.
  16  * All rights reserved.
  17  *
  18  * 2. License
  19  *
  20  * 2.1. This is your license from Intel Corp. under its intellectual property
  21  * rights.  You may have additional license terms from the party that provided
  22  * you this software, covering your right to use that party's intellectual
  23  * property rights.
  24  *
  25  * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
  26  * copy of the source code appearing in this file ("Covered Code") an
  27  * irrevocable, perpetual, worldwide license under Intel's copyrights in the
  28  * base code distributed originally by Intel ("Original Intel Code") to copy,
  29  * make derivatives, distribute, use and display any portion of the Covered
  30  * Code in any form, with the right to sublicense such rights; and
  31  *
  32  * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
  33  * license (with the right to sublicense), under only those claims of Intel
  34  * patents that are infringed by the Original Intel Code, to make, use, sell,
  35  * offer to sell, and import the Covered Code and derivative works thereof
  36  * solely to the minimum extent necessary to exer
  37  se the above copyright
  38  * license, and in no event shall the patent license extend to any additions
  39  * to or modifications of the Original Intel Code.  No other license or right
  40  * is granted directly or by implication, estoppel or otherwise;
  41  *
  42  * The above copyright and patent license is granted only if the following
  43  * conditions are met:
  44  *
  45  * 3. Conditions
  46  *
  47  * 3.1. Redistribution of Source with Rights to Further Distribute Source.
  48  * Redistribution of source code of any substantial portion of the Covered
  49  * Code or modification with rights to further distribute source must include
  50  * the above Copyright Notice, the above License, this list of Conditions,
  51  * and the following Disclaimer and Export Compliance provision.  In addition,
  52  * Licensee must cause all Covered Code to which Licensee contributes to
  53  * contain a file documenting the changes Licensee made to create that Covered
  54  * Code and the date of any change.  Licensee must include in that file the
  55  * documentation of any changes made by any predecessor Licensee.  Licensee
  56  * must include a prominent statement that the modification is derived,
  57  * directly or indirectly, from Original Intel Code.
  58  *
  59  * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
  60  * Redistribution of source code of any substantial portion of the Covered
  61  * Code or modification without rights to further distribute source must
  62  * include the following Disclaimer and Export Compliance provision in the
  63  * documentation and/or other materials provided with distribution.  In
  64  * addition, Licensee may not authorize further sublicense of source of any
  65  * portion of the Covered Code, and must include terms to the effect that the
  66  * license from Licensee to its licensee is limited to the intellectual
  67  * property embodied in the software Licensee provides to its licensee, and
  68  * not to intellectual property embodied in modifications its licensee may
  69  * make.
  70  *
  71  * 3.3. Redistribution of Executable. Redistribution in executable form of any
  72  * substantial portion of the Covered Code or modification must reproduce the
  73  * above Copyright Notice, and the following Disclaimer and Export Compliance
  74  * provision in the documentation and/or other materials provided with the
  75  * distribution.
  76  *
  77  * 3.4. Intel retains all right, title, and interest in and to the Original
  78  * Intel Code.
  79  *
  80  * 3.5. Neither the name Intel nor any other trademark owned or controlled by
  81  * Intel shall be used in advertising or otherwise to promote the sale, use or
  82  * other dealings in products derived from or relating to the Covered Code
  83  * without prior written authorization from Intel.
  84  *
  85  * 4. Disclaimer and Export Compliance
  86  *
  87  * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
  88  * HERE.  ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
  89  * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT,  ASSISTANCE,
  90  * INSTALLATION, TRAINING OR OTHER SERVICES.  INTEL WILL NOT PROVIDE ANY
  91  * UPDATES, ENHANCEMENTS OR EXTENSIONS.  INTEL SPECIFICALLY DISCLAIMS ANY
  92  * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
  93  * PARTICULAR PURPOSE.
  94  *
  95  * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
  96  * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
  97  * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
  98  * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
  99  * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
 100  * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES.  THESE LIMITATIONS
 101  * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
 102  * LIMITED REMEDY.
 103  *
 104  * 4.3. Licensee shall not export, either directly or indirectly, any of this
 105  * software or system incorporating such software without first obtaining any
 106  * required license or other approval from the U. S. Department of Commerce or
 107  * any other agency or department of the United States Government.  In the
 108  * event Licensee exports any such software from the United States or
 109  * re-exports any such software from a foreign destination, Licensee shall
 110  * ensure that the distribution and export/re-export of the software is in
 111  * compliance with all laws, regulations, orders, or other restrictions of the
 112  * U.S. Export Administration Regulations. Licensee agrees that neither it nor
 113  * any of its subsidiaries will export/re-export any technical data, process,
 114  * software, or service, directly or indirectly, to any country for which the
 115  * United States government or any agency thereof requires an export license,
 116  * other governmental approval, or letter of assurance, without first obtaining
 117  * such license, approval or letter.
 118  *
 119  *****************************************************************************/
 120
 121 #ifndef __ACPIOSXF_H__
 122 #define __ACPIOSXF_H__
 123
 124 #include "platform/acenv.h"
 125 #include "actypes.h"
 126
 127
 128 /* Types for AcpiOsExecute */
 129
 130 typedef enum
 131 {
 132     OSL_GLOBAL_LOCK_HANDLER,
 133     OSL_NOTIFY_HANDLER,
 134     OSL_GPE_HANDLER,
 135     OSL_DEBUGGER_THREAD,
 136     OSL_EC_POLL_HANDLER,
 137     OSL_EC_BURST_HANDLER
 138
 139 } ACPI_EXECUTE_TYPE;
 140
 141 #define ACPI_NO_UNIT_LIMIT          ((UINT32) -1)
 142 #define ACPI_MUTEX_SEM              1
 143
 144
 145 /* Functions for AcpiOsSignal */
 146
 147 #define ACPI_SIGNAL_FATAL           0
 148 #define ACPI_SIGNAL_BREAKPOINT      1
 149
 150 typedef struct acpi_signal_fatal_info
 151 {
 152     UINT32                  Type;
 153     UINT32                  Code;
 154     UINT32                  Argument;
 155
 156 } ACPI_SIGNAL_FATAL_INFO;
 157
 158
 159 /*
 160  * OSL Initialization and shutdown primitives
 161  */
 162 ACPI_STATUS
 163 AcpiOsInitialize (
 164     void);
 165
 166 ACPI_STATUS
 167 AcpiOsTerminate (
 168     void);
 169
 170
 171 /*
 172  * ACPI Table interfaces
 173  */
 174 ACPI_PHYSICAL_ADDRESS
 175 AcpiOsGetRootPointer (
 176     void);
 177
 178 ACPI_STATUS
 179 AcpiOsPredefinedOverride (
 180     const ACPI_PREDEFINED_NAMES *InitVal,
 181     ACPI_STRING                 *NewVal);
 182
 183 ACPI_STATUS
 184 AcpiOsTableOverride (
 185     ACPI_TABLE_HEADER       *ExistingTable,
 186     ACPI_TABLE_HEADER       **NewTable);
 187
 188
 189 /*
 190  * Spinlock primitives
 191  */
 192 ACPI_STATUS
 193 AcpiOsCreateLock (
 194     ACPI_SPINLOCK           *OutHandle);
 195
 196 void
 197 AcpiOsDeleteLock (
 198     ACPI_SPINLOCK           Handle);
 199
 200 ACPI_CPU_FLAGS
 201 AcpiOsAcquireLock (
 202     ACPI_SPINLOCK           Handle);
 203
 204 void
 205 AcpiOsReleaseLock (
 206     ACPI_SPINLOCK           Handle,
 207     ACPI_CPU_FLAGS          Flags);
 208
 209
 210 /*
 211  * Semaphore primitives
 212  */
 213 ACPI_STATUS
 214 AcpiOsCreateSemaphore (
 215     UINT32                  MaxUnits,
 216     UINT32                  InitialUnits,
 217     ACPI_SEMAPHORE          *OutHandle);
 218
 219 ACPI_STATUS
 220 AcpiOsDeleteSemaphore (
 221     ACPI_SEMAPHORE          Handle);
 222
 223 ACPI_STATUS
 224 AcpiOsWaitSemaphore (
 225     ACPI_SEMAPHORE          Handle,
 226     UINT32                  Units,
 227     UINT16                  Timeout);
 228
 229 ACPI_STATUS
 230 AcpiOsSignalSemaphore (
 231     ACPI_SEMAPHORE          Handle,
 232     UINT32                  Units);
 233
 234
 235 /*
 236  * Mutex primitives. May be configured to use semaphores instead via
 237  * ACPI_MUTEX_TYPE (see platform/acenv.h)
 238  */
 239 #if (ACPI_MUTEX_TYPE != ACPI_BINARY_SEMAPHORE)
 240
 241 ACPI_STATUS
 242 AcpiOsCreateMutex (
 243     ACPI_MUTEX              *OutHandle);
 244
 245 void
 246 AcpiOsDeleteMutex (
 247     ACPI_MUTEX              Handle);
 248
 249 ACPI_STATUS
 250 AcpiOsAcquireMutex (
 251     ACPI_MUTEX              Handle,
 252     UINT16                  Timeout);
 253
 254 void
 255 AcpiOsReleaseMutex (
 256     ACPI_MUTEX              Handle);
 257 #endif
 258
 259
 260 /*
 261  * Memory allocation and mapping
 262  */
 263 void *
 264 AcpiOsAllocate (
 265     ACPI_SIZE               Size);
 266
 267 void
 268 AcpiOsFree (
 269     void *                  Memory);
 270
 271 void *
 272 AcpiOsMapMemory (
 273     ACPI_PHYSICAL_ADDRESS   Where,
 274     ACPI_SIZE               Length);
 275
 276 void
 277 AcpiOsUnmapMemory (
 278     void                    *LogicalAddress,
 279     ACPI_SIZE               Size);
 280
 281 ACPI_STATUS
 282 AcpiOsGetPhysicalAddress (
 283     void                    *LogicalAddress,
 284     ACPI_PHYSICAL_ADDRESS   *PhysicalAddress);
 285
 286
 287 /*
 288  * Memory/Object Cache
 289  */
 290 ACPI_STATUS
 291 AcpiOsCreateCache (
 292     char                    *CacheName,
 293     UINT16                  ObjectSize,
 294     UINT16                  MaxDepth,
 295     ACPI_CACHE_T            **ReturnCache);
 296
 297 ACPI_STATUS
 298 AcpiOsDeleteCache (
 299     ACPI_CACHE_T            *Cache);
 300
 301 ACPI_STATUS
 302 AcpiOsPurgeCache (
 303     ACPI_CACHE_T            *Cache);
 304
 305 void *
 306 AcpiOsAcquireObject (
 307     ACPI_CACHE_T            *Cache);
 308
 309 ACPI_STATUS
 310 AcpiOsReleaseObject (
 311     ACPI_CACHE_T            *Cache,
 312     void                    *Object);
 313
 314
 315 /*
 316  * Interrupt handlers
 317  */
 318 ACPI_STATUS
 319 AcpiOsInstallInterruptHandler (
 320     UINT32                  InterruptNumber,
 321     ACPI_OSD_HANDLER        ServiceRoutine,
 322     void                    *Context);
 323
 324 ACPI_STATUS
 325 AcpiOsRemoveInterruptHandler (
 326     UINT32                  InterruptNumber,
 327     ACPI_OSD_HANDLER        ServiceRoutine);
 328
 329
 330 /*
 331  * Threads and Scheduling
 332  */
 333 ACPI_THREAD_ID
 334 AcpiOsGetThreadId (
 335     void);
 336
 337 ACPI_STATUS
 338 AcpiOsExecute (
 339     ACPI_EXECUTE_TYPE       Type,
 340     ACPI_OSD_EXEC_CALLBACK  Function,
 341     void                    *Context);
 342
 343 void
 344 AcpiOsWaitEventsComplete (
 345     void                    *Context);
 346
 347 void
 348 AcpiOsSleep (
 349     UINT64                  Milliseconds);
 350
 351 void
 352 AcpiOsStall (
 353     UINT32                  Microseconds);
 354
 355
 356 /*
 357  * Platform and hardware-independent I/O interfaces
 358  */
 359 ACPI_STATUS
 360 AcpiOsReadPort (
 361     ACPI_IO_ADDRESS         Address,
 362     UINT32                  *Value,
 363     UINT32                  Width);
 364
 365 ACPI_STATUS
 366 AcpiOsWritePort (
 367     ACPI_IO_ADDRESS         Address,
 368     UINT32                  Value,
 369     UINT32                  Width);
 370
 371
 372 /*
 373  * Platform and hardware-independent physical memory interfaces
 374  */
 375 ACPI_STATUS
 376 AcpiOsReadMemory (
 377     ACPI_PHYSICAL_ADDRESS   Address,
 378     UINT32                  *Value,
 379     UINT32                  Width);
 380
 381 ACPI_STATUS
 382 AcpiOsWriteMemory (
 383     ACPI_PHYSICAL_ADDRESS   Address,
 384     UINT32                  Value,
 385     UINT32                  Width);
 386
 387
 388 /*
 389  * Platform and hardware-independent PCI configuration space access
 390  * Note: Can't use "Register" as a parameter, changed to "Reg" --
 391  * certain compilers complain.
 392  */
 393 ACPI_STATUS
 394 AcpiOsReadPciConfiguration (
 395     ACPI_PCI_ID             *PciId,
 396     UINT32                  Reg,
 397     void                    *Value,
 398     UINT32                  Width);
 399
 400 ACPI_STATUS
 401 AcpiOsWritePciConfiguration (
 402     ACPI_PCI_ID             *PciId,
 403     UINT32                  Reg,
 404     UINT64                  Value,
 405     UINT32                  Width);
 406
 407
 408 /*
 409  * Interim function needed for PCI IRQ routing
 410  */
 411 void
 412 AcpiOsDerivePciId(
 413     ACPI_HANDLE             Device,
 414     ACPI_HANDLE             Region,
 415     ACPI_PCI_ID             **PciId);
 416
 417
 418 /*
 419  * Miscellaneous
 420  */
 421 ACPI_STATUS
 422 AcpiOsValidateInterface (
 423     char                    *Interface);
 424
 425 BOOLEAN
 426 AcpiOsReadable (
 427     void                    *Pointer,
 428     ACPI_SIZE               Length);
 429
 430 BOOLEAN
 431 AcpiOsWritable (
 432     void                    *Pointer,
 433     ACPI_SIZE               Length);
 434
 435 UINT64
 436 AcpiOsGetTimer (
 437     void);
 438
 439 ACPI_STATUS
 440 AcpiOsSignal (
 441     UINT32                  Function,
 442     void                    *Info);
 443
 444
 445 /*
 446  * Debug print routines
 447  */
 448 void ACPI_INTERNAL_VAR_XFACE
 449 AcpiOsPrintf (
 450     const char              *Format,
 451     ...);
 452
 453 void
 454 AcpiOsVprintf (
 455     const char              *Format,
 456     va_list                 Args);
 457
 458 void
 459 AcpiOsRedirectOutput (
 460     void                    *Destination);
 461
 462
 463 /*
 464  * Debug input
 465  */
 466 UINT32
 467 AcpiOsGetLine (
 468     char                    *Buffer);
 469
 470
 471 /*
 472  * Directory manipulation
 473  */
 474 void *
 475 AcpiOsOpenDirectory (
 476     char                    *Pathname,
 477     char                    *WildcardSpec,
 478     char                    RequestedFileType);
 479
 480 /* RequesteFileType values */
 481
 482 #define REQUEST_FILE_ONLY                   0
 483 #define REQUEST_DIR_ONLY                    1
 484
 485
 486 char *
 487 AcpiOsGetNextFilename (
 488     void                    *DirHandle);
 489
 490 void
 491 AcpiOsCloseDirectory (
 492     void                    *DirHandle);
 493
 494
 495 #endif /* __ACPIOSXF_H__ */