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 - 2023, 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     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