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      1 /******************************************************************************
      2  *
      3  * Name: acpiosxf.h - All interfaces to the OS Services Layer (OSL). These
      4  *                    interfaces must be implemented by OSL to interface the
      5  *                    ACPI components to the host operating system.
      6  *
      7  *****************************************************************************/
      8 
      9 /******************************************************************************
     10  *
     11  * 1. Copyright Notice
     12  *
     13  * Some or all of this work - Copyright (c) 1999 - 2025, Intel Corp.
     14  * All rights reserved.
     15  *
     16  * 2. License
     17  *
     18  * 2.1. This is your license from Intel Corp. under its intellectual property
     19  * rights. You may have additional license terms from the party that provided
     20  * you this software, covering your right to use that party's intellectual
     21  * property rights.
     22  *
     23  * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
     24  * copy of the source code appearing in this file ("Covered Code") an
     25  * irrevocable, perpetual, worldwide license under Intel's copyrights in the
     26  * base code distributed originally by Intel ("Original Intel Code") to copy,
     27  * make derivatives, distribute, use and display any portion of the Covered
     28  * Code in any form, with the right to sublicense such rights; and
     29  *
     30  * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
     31  * license (with the right to sublicense), under only those claims of Intel
     32  * patents that are infringed by the Original Intel Code, to make, use, sell,
     33  * offer to sell, and import the Covered Code and derivative works thereof
     34  * solely to the minimum extent necessary to exercise the above copyright
     35  * license, and in no event shall the patent license extend to any additions
     36  * to or modifications of the Original Intel Code. No other license or right
     37  * is granted directly or by implication, estoppel or otherwise;
     38  *
     39  * The above copyright and patent license is granted only if the following
     40  * conditions are met:
     41  *
     42  * 3. Conditions
     43  *
     44  * 3.1. Redistribution of Source with Rights to Further Distribute Source.
     45  * Redistribution of source code of any substantial portion of the Covered
     46  * Code or modification with rights to further distribute source must include
     47  * the above Copyright Notice, the above License, this list of Conditions,
     48  * and the following Disclaimer and Export Compliance provision. In addition,
     49  * Licensee must cause all Covered Code to which Licensee contributes to
     50  * contain a file documenting the changes Licensee made to create that Covered
     51  * Code and the date of any change. Licensee must include in that file the
     52  * documentation of any changes made by any predecessor Licensee. Licensee
     53  * must include a prominent statement that the modification is derived,
     54  * directly or indirectly, from Original Intel Code.
     55  *
     56  * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
     57  * Redistribution of source code of any substantial portion of the Covered
     58  * Code or modification without rights to further distribute source must
     59  * include the following Disclaimer and Export Compliance provision in the
     60  * documentation and/or other materials provided with distribution. In
     61  * addition, Licensee may not authorize further sublicense of source of any
     62  * portion of the Covered Code, and must include terms to the effect that the
     63  * license from Licensee to its licensee is limited to the intellectual
     64  * property embodied in the software Licensee provides to its licensee, and
     65  * not to intellectual property embodied in modifications its licensee may
     66  * make.
     67  *
     68  * 3.3. Redistribution of Executable. Redistribution in executable form of any
     69  * substantial portion of the Covered Code or modification must reproduce the
     70  * above Copyright Notice, and the following Disclaimer and Export Compliance
     71  * provision in the documentation and/or other materials provided with the
     72  * distribution.
     73  *
     74  * 3.4. Intel retains all right, title, and interest in and to the Original
     75  * Intel Code.
     76  *
     77  * 3.5. Neither the name Intel nor any other trademark owned or controlled by
     78  * Intel shall be used in advertising or otherwise to promote the sale, use or
     79  * other dealings in products derived from or relating to the Covered Code
     80  * without prior written authorization from Intel.
     81  *
     82  * 4. Disclaimer and Export Compliance
     83  *
     84  * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
     85  * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
     86  * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
     87  * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
     88  * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
     89  * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
     90  * PARTICULAR PURPOSE.
     91  *
     92  * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
     93  * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
     94  * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
     95  * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
     96  * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
     97  * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
     98  * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
     99  * LIMITED REMEDY.
    100  *
    101  * 4.3. Licensee shall not export, either directly or indirectly, any of this
    102  * software or system incorporating such software without first obtaining any
    103  * required license or other approval from the U. S. Department of Commerce or
    104  * any other agency or department of the United States Government. In the
    105  * event Licensee exports any such software from the United States or
    106  * re-exports any such software from a foreign destination, Licensee shall
    107  * ensure that the distribution and export/re-export of the software is in
    108  * compliance with all laws, regulations, orders, or other restrictions of the
    109  * U.S. Export Administration Regulations. Licensee agrees that neither it nor
    110  * any of its subsidiaries will export/re-export any technical data, process,
    111  * software, or service, directly or indirectly, to any country for which the
    112  * United States government or any agency thereof requires an export license,
    113  * other governmental approval, or letter of assurance, without first obtaining
    114  * such license, approval or letter.
    115  *
    116  *****************************************************************************
    117  *
    118  * Alternatively, you may choose to be licensed under the terms of the
    119  * following license:
    120  *
    121  * Redistribution and use in source and binary forms, with or without
    122  * modification, are permitted provided that the following conditions
    123  * are met:
    124  * 1. Redistributions of source code must retain the above copyright
    125  *    notice, this list of conditions, and the following disclaimer,
    126  *    without modification.
    127  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
    128  *    substantially similar to the "NO WARRANTY" disclaimer below
    129  *    ("Disclaimer") and any redistribution must be conditioned upon
    130  *    including a substantially similar Disclaimer requirement for further
    131  *    binary redistribution.
    132  * 3. Neither the names of the above-listed copyright holders nor the names
    133  *    of any contributors may be used to endorse or promote products derived
    134  *    from this software without specific prior written permission.
    135  *
    136  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
    137  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
    138  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
    139  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
    140  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
    141  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
    142  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
    143  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
    144  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
    145  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
    146  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
    147  *
    148  * Alternatively, you may choose to be licensed under the terms of the
    149  * GNU General Public License ("GPL") version 2 as published by the Free
    150  * Software Foundation.
    151  *
    152  *****************************************************************************/
    153 
    154 #ifndef __ACPIOSXF_H__
    155 #define __ACPIOSXF_H__
    156 
    157 #include "platform/acenv.h"
    158 #include "actypes.h"
    159 
    160 
    161 /* Types for AcpiOsExecute */
    162 
    163 typedef enum
    164 {
    165     OSL_GLOBAL_LOCK_HANDLER,
    166     OSL_NOTIFY_HANDLER,
    167     OSL_GPE_HANDLER,
    168     OSL_DEBUGGER_MAIN_THREAD,
    169     OSL_DEBUGGER_EXEC_THREAD,
    170     OSL_EC_POLL_HANDLER,
    171     OSL_EC_BURST_HANDLER
    172 
    173 } ACPI_EXECUTE_TYPE;
    174 
    175 #define ACPI_NO_UNIT_LIMIT          ((UINT32) -1)
    176 #define ACPI_MUTEX_SEM              1
    177 
    178 
    179 /* Functions for AcpiOsSignal */
    180 
    181 #define ACPI_SIGNAL_FATAL           0
    182 #define ACPI_SIGNAL_BREAKPOINT      1
    183 
    184 typedef struct acpi_signal_fatal_info
    185 {
    186     UINT32                  Type;
    187     UINT32                  Code;
    188     UINT32                  Argument;
    189 
    190 } ACPI_SIGNAL_FATAL_INFO;
    191 
    192 
    193 /*
    194  * OSL Initialization and shutdown primitives
    195  */
    196 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsInitialize
    197 ACPI_STATUS
    198 AcpiOsInitialize (
    199     void);
    200 #endif
    201 
    202 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsTerminate
    203 ACPI_STATUS
    204 AcpiOsTerminate (
    205     void);
    206 #endif
    207 
    208 
    209 /*
    210  * ACPI Table interfaces
    211  */
    212 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsGetRootPointer
    213 ACPI_PHYSICAL_ADDRESS
    214 AcpiOsGetRootPointer (
    215     void);
    216 #endif
    217 
    218 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsPredefinedOverride
    219 ACPI_STATUS
    220 AcpiOsPredefinedOverride (
    221     const ACPI_PREDEFINED_NAMES *InitVal,
    222     ACPI_STRING                 *NewVal);
    223 #endif
    224 
    225 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsTableOverride
    226 ACPI_STATUS
    227 AcpiOsTableOverride (
    228     ACPI_TABLE_HEADER       *ExistingTable,
    229     ACPI_TABLE_HEADER       **NewTable);
    230 #endif
    231 
    232 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsPhysicalTableOverride
    233 ACPI_STATUS
    234 AcpiOsPhysicalTableOverride (
    235     ACPI_TABLE_HEADER       *ExistingTable,
    236     ACPI_PHYSICAL_ADDRESS   *NewAddress,
    237     UINT32                  *NewTableLength);
    238 #endif
    239 
    240 
    241 /*
    242  * Spinlock primitives
    243  */
    244 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsCreateLock
    245 ACPI_STATUS
    246 AcpiOsCreateLock (
    247     ACPI_SPINLOCK           *OutHandle);
    248 #endif
    249 
    250 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsDeleteLock
    251 void
    252 AcpiOsDeleteLock (
    253     ACPI_SPINLOCK           Handle);
    254 #endif
    255 
    256 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsAcquireLock
    257 ACPI_CPU_FLAGS
    258 AcpiOsAcquireLock (
    259     ACPI_SPINLOCK           Handle);
    260 #endif
    261 
    262 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsReleaseLock
    263 void
    264 AcpiOsReleaseLock (
    265     ACPI_SPINLOCK           Handle,
    266     ACPI_CPU_FLAGS          Flags);
    267 #endif
    268 
    269 
    270 /*
    271  * Semaphore primitives
    272  */
    273 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsCreateSemaphore
    274 ACPI_STATUS
    275 AcpiOsCreateSemaphore (
    276     UINT32                  MaxUnits,
    277     UINT32                  InitialUnits,
    278     ACPI_SEMAPHORE          *OutHandle);
    279 #endif
    280 
    281 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsDeleteSemaphore
    282 ACPI_STATUS
    283 AcpiOsDeleteSemaphore (
    284     ACPI_SEMAPHORE          Handle);
    285 #endif
    286 
    287 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsWaitSemaphore
    288 ACPI_STATUS
    289 AcpiOsWaitSemaphore (
    290     ACPI_SEMAPHORE          Handle,
    291     UINT32                  Units,
    292     UINT16                  Timeout);
    293 #endif
    294 
    295 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsSignalSemaphore
    296 ACPI_STATUS
    297 AcpiOsSignalSemaphore (
    298     ACPI_SEMAPHORE          Handle,
    299     UINT32                  Units);
    300 #endif
    301 
    302 
    303 /*
    304  * Mutex primitives. May be configured to use semaphores instead via
    305  * ACPI_MUTEX_TYPE (see platform/acenv.h)
    306  */
    307 #if (ACPI_MUTEX_TYPE != ACPI_BINARY_SEMAPHORE)
    308 
    309 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsCreateMutex
    310 ACPI_STATUS
    311 AcpiOsCreateMutex (
    312     ACPI_MUTEX              *OutHandle);
    313 #endif
    314 
    315 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsDeleteMutex
    316 void
    317 AcpiOsDeleteMutex (
    318     ACPI_MUTEX              Handle);
    319 #endif
    320 
    321 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsAcquireMutex
    322 ACPI_STATUS
    323 AcpiOsAcquireMutex (
    324     ACPI_MUTEX              Handle,
    325     UINT16                  Timeout);
    326 #endif
    327 
    328 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsReleaseMutex
    329 void
    330 AcpiOsReleaseMutex (
    331     ACPI_MUTEX              Handle);
    332 #endif
    333 
    334 #endif
    335 
    336 
    337 /*
    338  * Memory allocation and mapping
    339  */
    340 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsAllocate
    341 void *
    342 AcpiOsAllocate (
    343     ACPI_SIZE               Size);
    344 #endif
    345 
    346 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsAllocateZeroed
    347 void *
    348 AcpiOsAllocateZeroed (
    349     ACPI_SIZE               Size);
    350 #endif
    351 
    352 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsFree
    353 void
    354 AcpiOsFree (
    355     void *                  Memory);
    356 #endif
    357 
    358 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsMapMemory
    359 void *
    360 AcpiOsMapMemory (
    361     ACPI_PHYSICAL_ADDRESS   Where,
    362     ACPI_SIZE               Length);
    363 #endif
    364 
    365 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsUnmapMemory
    366 void
    367 AcpiOsUnmapMemory (
    368     void                    *LogicalAddress,
    369     ACPI_SIZE               Size);
    370 #endif
    371 
    372 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsGetPhysicalAddress
    373 ACPI_STATUS
    374 AcpiOsGetPhysicalAddress (
    375     void                    *LogicalAddress,
    376     ACPI_PHYSICAL_ADDRESS   *PhysicalAddress);
    377 #endif
    378 
    379 
    380 /*
    381  * Memory/Object Cache
    382  */
    383 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsCreateCache
    384 ACPI_STATUS
    385 AcpiOsCreateCache (
    386     const char              *CacheName,
    387     UINT16                  ObjectSize,
    388     UINT16                  MaxDepth,
    389     ACPI_CACHE_T            **ReturnCache);
    390 #endif
    391 
    392 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsDeleteCache
    393 ACPI_STATUS
    394 AcpiOsDeleteCache (
    395     ACPI_CACHE_T            *Cache);
    396 #endif
    397 
    398 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsPurgeCache
    399 ACPI_STATUS
    400 AcpiOsPurgeCache (
    401     ACPI_CACHE_T            *Cache);
    402 #endif
    403 
    404 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsAcquireObject
    405 void *
    406 AcpiOsAcquireObject (
    407     ACPI_CACHE_T            *Cache);
    408 #endif
    409 
    410 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsReleaseObject
    411 ACPI_STATUS
    412 AcpiOsReleaseObject (
    413     ACPI_CACHE_T            *Cache,
    414     void                    *Object);
    415 #endif
    416 
    417 
    418 /*
    419  * Interrupt handlers
    420  */
    421 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsInstallInterruptHandler
    422 ACPI_STATUS
    423 AcpiOsInstallInterruptHandler (
    424     UINT32                  InterruptNumber,
    425     ACPI_OSD_HANDLER        ServiceRoutine,
    426     void                    *Context);
    427 #endif
    428 
    429 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsRemoveInterruptHandler
    430 ACPI_STATUS
    431 AcpiOsRemoveInterruptHandler (
    432     UINT32                  InterruptNumber,
    433     ACPI_OSD_HANDLER        ServiceRoutine);
    434 #endif
    435 
    436 
    437 /*
    438  * Threads and Scheduling
    439  */
    440 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsGetThreadId
    441 ACPI_THREAD_ID
    442 AcpiOsGetThreadId (
    443     void);
    444 #endif
    445 
    446 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsExecute
    447 ACPI_STATUS
    448 AcpiOsExecute (
    449     ACPI_EXECUTE_TYPE       Type,
    450     ACPI_OSD_EXEC_CALLBACK  Function,
    451     void                    *Context);
    452 #endif
    453 
    454 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsWaitEventsComplete
    455 void
    456 AcpiOsWaitEventsComplete (
    457     void);
    458 #endif
    459 
    460 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsSleep
    461 void
    462 AcpiOsSleep (
    463     UINT64                  Milliseconds);
    464 #endif
    465 
    466 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsStall
    467 void
    468 AcpiOsStall (
    469     UINT32                  Microseconds);
    470 #endif
    471 
    472 
    473 /*
    474  * Platform and hardware-independent I/O interfaces
    475  */
    476 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsReadPort
    477 ACPI_STATUS
    478 AcpiOsReadPort (
    479     ACPI_IO_ADDRESS         Address,
    480     UINT32                  *Value,
    481     UINT32                  Width);
    482 #endif
    483 
    484 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsWritePort
    485 ACPI_STATUS
    486 AcpiOsWritePort (
    487     ACPI_IO_ADDRESS         Address,
    488     UINT32                  Value,
    489     UINT32                  Width);
    490 #endif
    491 
    492 
    493 /*
    494  * Platform and hardware-independent physical memory interfaces
    495  */
    496 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsReadMemory
    497 ACPI_STATUS
    498 AcpiOsReadMemory (
    499     ACPI_PHYSICAL_ADDRESS   Address,
    500     UINT64                  *Value,
    501     UINT32                  Width);
    502 #endif
    503 
    504 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsWriteMemory
    505 ACPI_STATUS
    506 AcpiOsWriteMemory (
    507     ACPI_PHYSICAL_ADDRESS   Address,
    508     UINT64                  Value,
    509     UINT32                  Width);
    510 #endif
    511 
    512 
    513 /*
    514  * Platform and hardware-independent PCI configuration space access
    515  * Note: Can't use "Register" as a parameter, changed to "Reg" --
    516  * certain compilers complain.
    517  */
    518 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsReadPciConfiguration
    519 ACPI_STATUS
    520 AcpiOsReadPciConfiguration (
    521     ACPI_PCI_ID             *PciId,
    522     UINT32                  Reg,
    523     UINT64                  *Value,
    524     UINT32                  Width);
    525 #endif
    526 
    527 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsWritePciConfiguration
    528 ACPI_STATUS
    529 AcpiOsWritePciConfiguration (
    530     ACPI_PCI_ID             *PciId,
    531     UINT32                  Reg,
    532     UINT64                  Value,
    533     UINT32                  Width);
    534 #endif
    535 
    536 
    537 /*
    538  * Miscellaneous
    539  */
    540 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsReadable
    541 BOOLEAN
    542 AcpiOsReadable (
    543     void                    *Pointer,
    544     ACPI_SIZE               Length);
    545 #endif
    546 
    547 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsWritable
    548 BOOLEAN
    549 AcpiOsWritable (
    550     void                    *Pointer,
    551     ACPI_SIZE               Length);
    552 #endif
    553 
    554 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsGetTimer
    555 UINT64
    556 AcpiOsGetTimer (
    557     void);
    558 #endif
    559 
    560 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsSignal
    561 ACPI_STATUS
    562 AcpiOsSignal (
    563     UINT32                  Function,
    564     void                    *Info);
    565 #endif
    566 
    567 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsEnterSleep
    568 ACPI_STATUS
    569 AcpiOsEnterSleep (
    570     UINT8                   SleepState,
    571     UINT32                  RegaValue,
    572     UINT32                  RegbValue);
    573 #endif
    574 
    575 
    576 /*
    577  * Debug print routines
    578  */
    579 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsPrintf
    580 ACPI_PRINTF_LIKE (1)
    581 void ACPI_INTERNAL_VAR_XFACE
    582 AcpiOsPrintf (
    583     const char              *Format,
    584     ...);
    585 #endif
    586 
    587 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsVprintf
    588 void
    589 AcpiOsVprintf (
    590     const char              *Format,
    591     va_list                 Args);
    592 #endif
    593 
    594 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsRedirectOutput
    595 void
    596 AcpiOsRedirectOutput (
    597     void                    *Destination);
    598 #endif
    599 
    600 
    601 /*
    602  * Debug IO
    603  */
    604 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsGetLine
    605 ACPI_STATUS
    606 AcpiOsGetLine (
    607     char                    *Buffer,
    608     UINT32                  BufferLength,
    609     UINT32                  *BytesRead);
    610 #endif
    611 
    612 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsInitializeDebugger
    613 ACPI_STATUS
    614 AcpiOsInitializeDebugger (
    615     void);
    616 #endif
    617 
    618 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsTerminateDebugger
    619 void
    620 AcpiOsTerminateDebugger (
    621     void);
    622 #endif
    623 
    624 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsWaitCommandReady
    625 ACPI_STATUS
    626 AcpiOsWaitCommandReady (
    627     void);
    628 #endif
    629 
    630 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsNotifyCommandComplete
    631 ACPI_STATUS
    632 AcpiOsNotifyCommandComplete (
    633     void);
    634 #endif
    635 
    636 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsTracePoint
    637 void
    638 AcpiOsTracePoint (
    639     ACPI_TRACE_EVENT_TYPE   Type,
    640     BOOLEAN                 Begin,
    641     UINT8                   *Aml,
    642     char                    *Pathname);
    643 #endif
    644 
    645 
    646 /*
    647  * Obtain ACPI table(s)
    648  */
    649 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsGetTableByName
    650 ACPI_STATUS
    651 AcpiOsGetTableByName (
    652     char                    *Signature,
    653     UINT32                  Instance,
    654     ACPI_TABLE_HEADER       **Table,
    655     ACPI_PHYSICAL_ADDRESS   *Address);
    656 #endif
    657 
    658 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsGetTableByIndex
    659 ACPI_STATUS
    660 AcpiOsGetTableByIndex (
    661     UINT32                  Index,
    662     ACPI_TABLE_HEADER       **Table,
    663     UINT32                  *Instance,
    664     ACPI_PHYSICAL_ADDRESS   *Address);
    665 #endif
    666 
    667 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsGetTableByAddress
    668 ACPI_STATUS
    669 AcpiOsGetTableByAddress (
    670     ACPI_PHYSICAL_ADDRESS   Address,
    671     ACPI_TABLE_HEADER       **Table);
    672 #endif
    673 
    674 
    675 /*
    676  * Directory manipulation
    677  */
    678 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsOpenDirectory
    679 void *
    680 AcpiOsOpenDirectory (
    681     char                    *Pathname,
    682     char                    *WildcardSpec,
    683     char                    RequestedFileType);
    684 #endif
    685 
    686 /* RequesteFileType values */
    687 
    688 #define REQUEST_FILE_ONLY                   0
    689 #define REQUEST_DIR_ONLY                    1
    690 
    691 
    692 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsGetNextFilename
    693 char *
    694 AcpiOsGetNextFilename (
    695     void                    *DirHandle);
    696 #endif
    697 
    698 #ifndef ACPI_USE_ALTERNATE_PROTOTYPE_AcpiOsCloseDirectory
    699 void
    700 AcpiOsCloseDirectory (
    701     void                    *DirHandle);
    702 #endif
    703 
    704 
    705 #endif /* __ACPIOSXF_H__ */
    706