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1/*
2 * video.h
3 *
4 * Video port and miniport driver interface
5 *
6 * This file is part of the w32api package.
7 *
8 * Contributors:
9 * Created by Casper S. Hornstrup <chorns@users.sourceforge.net>
10 *
11 * THIS SOFTWARE IS NOT COPYRIGHTED
12 *
13 * This source code is offered for use in the public domain. You may
14 * use, modify or distribute it freely.
15 *
16 * This code is distributed in the hope that it will be useful but
17 * WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
18 * DISCLAIMED. This includes but is not limited to warranties of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
20 *
21 */
22
23#pragma once
24
25#define __VIDEO_H__
26
27#include "ntddvdeo.h"
28#include "videoagp.h"
29
30#ifdef __cplusplus
31extern "C" {
32#endif
33
34#ifndef _NTOSDEF_
35
36#ifdef PAGED_CODE
37#undef PAGED_CODE
38#endif
39
40#if defined(_MSC_VER)
41#define ALLOC_PRAGMA 1
42#endif
43
44#if defined(_VIDEOPORT_)
45#define VPAPI
46#else
47#define VPAPI DECLSPEC_IMPORT
48#endif
49
50#if DBG
51#define PAGED_CODE() \
52 if (VideoPortGetCurrentIrql() > 1 /* APC_LEVEL */) { \
53 VideoPortDebugPrint(Error, "Video: Pageable code called at IRQL %d\n", VideoPortGetCurrentIrql() ); \
54 ASSERT(FALSE); \
55 }
56#else
57#define PAGED_CODE()
58#endif /* DBG */
59
60ULONG
61NTAPI
62DriverEntry(
63 PVOID Context1,
64 PVOID Context2);
65
66#else
67
68#define VPAPI
69
70#endif /* _NTOSDEF_ */
71
72#if DBG
73#define VideoDebugPrint(x) VideoPortDebugPrint x
74#else
75#define VideoDebugPrint(x)
76#endif
77
78#define GET_VIDEO_PHYSICAL_ADDRESS(scatterList, \
79 VirtualAddress, \
80 InputBuffer, \
81 pLength, \
82 Address) \
83 do { \
84 ULONG_PTR byteOffset; \
85 \
86 byteOffset = (PCHAR) VirtualAddress - (PCHAR)InputBuffer; \
87 while (byteOffset >= scatterList->Length) { \
88 byteOffset -= scatterList->Length; \
89 scatterList++; \
90 } \
91 *pLength = scatterList->Length - byteOffset; \
92 Address = (ULONG_PTR) (scatterList->PhysicalAddress + byteOffset); \
93 } while (0)
94
95#define GET_VIDEO_SCATTERGATHER(ppDma) (**(PVRB_SG **)ppDma)
96
97/* VIDEO_ACCESS_RANGE.RangePassive */
98#define VIDEO_RANGE_PASSIVE_DECODE 1
99#define VIDEO_RANGE_10_BIT_DECODE 2
100
101#define SIZE_OF_NT4_VIDEO_PORT_CONFIG_INFO FIELD_OFFSET(VIDEO_PORT_CONFIG_INFO, Master)
102#define SIZE_OF_WXP_VIDEO_PORT_CONFIG_INFO sizeof(VIDEO_PORT_CONFIG_INFO)
103
104#define SET_USER_EVENT 0x01
105#define SET_DISPLAY_EVENT 0x02
106
107#define EVENT_TYPE_MASK 1
108#define SYNCHRONIZATION_EVENT 0
109#define NOTIFICATION_EVENT 1
110
111#define INITIAL_EVENT_STATE_MASK 2
112#define INITIAL_EVENT_NOT_SIGNALED 0
113#define INITIAL_EVENT_SIGNALED 2
114
115#define DISPLAY_ADAPTER_HW_ID 0xFFFFFFFF
116
117#define VIDEO_INVALID_CHILD_ID 0xFFFFFFFF
118
119#define SIZE_OF_NT4_VIDEO_HW_INITIALIZATION_DATA FIELD_OFFSET(VIDEO_HW_INITIALIZATION_DATA, HwStartDma)
120#define SIZE_OF_W2K_VIDEO_HW_INITIALIZATION_DATA FIELD_OFFSET(VIDEO_HW_INITIALIZATION_DATA, Reserved)
121#define SIZE_OF_WXP_VIDEO_HW_INITIALIZATION_DATA (SIZE_OF_W2K_VIDEO_HW_INITIALIZATION_DATA + sizeof(ULONG))
122
123#define VIDEO_PORT_AGP_INTERFACE_VERSION_1 1
124#define VIDEO_PORT_AGP_INTERFACE_VERSION_2 2
125#define VIDEO_PORT_I2C_INTERFACE_VERSION_1 1
126#define VIDEO_PORT_I2C_INTERFACE_VERSION_2 2
127#define VIDEO_PORT_INT10_INTERFACE_VERSION_1 1
128#define VIDEO_PORT_WCMEMORYPROTECTION_INTERFACE_VERSION_1 1
129#define VIDEO_PORT_DEBUG_REPORT_INTERFACE_VERSION_1 1
130
131/* Flags for VideoPortGetDeviceBase and VideoPortMapMemory */
132#define VIDEO_MEMORY_SPACE_MEMORY 0x00
133#define VIDEO_MEMORY_SPACE_IO 0x01
134#define VIDEO_MEMORY_SPACE_USER_MODE 0x02
135#define VIDEO_MEMORY_SPACE_DENSE 0x04
136#define VIDEO_MEMORY_SPACE_P6CACHE 0x08
137
138/* PVIDEO_HW_GET_CHILD_DESCRIPTOR return values */
139#define VIDEO_ENUM_MORE_DEVICES ERROR_CONTINUE
140#define VIDEO_ENUM_NO_MORE_DEVICES ERROR_NO_MORE_DEVICES
141#define VIDEO_ENUM_INVALID_DEVICE ERROR_INVALID_NAME
142
143#define DEVICE_VGA_ENABLED 1
144
145/* VideoPortCheckForDeviceExistence.Flags constants */
146#define CDE_USE_SUBSYSTEM_IDS 0x00000001
147#define CDE_USE_REVISION 0x00000002
148
149#define BUGCHECK_DATA_SIZE_RESERVED 48
150
151#define VIDEO_DEBUG_REPORT_MAX_SIZE 0x8000
152
153typedef LONG VP_STATUS, *PVP_STATUS;
154typedef ULONG DMA_EVENT_FLAGS;
155
156typedef struct _VIDEO_PORT_SPIN_LOCK *PSPIN_LOCK;
157typedef struct _VIDEO_DEBUG_REPORT *PVIDEO_DEBUG_REPORT;
158typedef struct __DMA_PARAMETERS *PDMA;
159typedef struct __VP_DMA_ADAPTER *PVP_DMA_ADAPTER;
160
161typedef PVOID
162(NTAPI *PVIDEO_PORT_GET_PROC_ADDRESS)(
163 IN PVOID HwDeviceExtension,
164 IN PUCHAR FunctionName);
165
166typedef struct _VIDEO_PORT_CONFIG_INFO {
167 ULONG Length;
168 ULONG SystemIoBusNumber;
169 INTERFACE_TYPE AdapterInterfaceType;
170 ULONG BusInterruptLevel;
171 ULONG BusInterruptVector;
172 KINTERRUPT_MODE InterruptMode;
173 ULONG NumEmulatorAccessEntries;
174 PEMULATOR_ACCESS_ENTRY EmulatorAccessEntries;
175 ULONG_PTR EmulatorAccessEntriesContext;
176 PHYSICAL_ADDRESS VdmPhysicalVideoMemoryAddress;
177 ULONG VdmPhysicalVideoMemoryLength;
178 ULONG HardwareStateSize;
179 ULONG DmaChannel;
180 ULONG DmaPort;
181 UCHAR DmaShareable;
182 UCHAR InterruptShareable;
183 BOOLEAN Master;
184 DMA_WIDTH DmaWidth;
185 DMA_SPEED DmaSpeed;
186 BOOLEAN bMapBuffers;
187 BOOLEAN NeedPhysicalAddresses;
188 BOOLEAN DemandMode;
189 ULONG MaximumTransferLength;
190 ULONG NumberOfPhysicalBreaks;
191 BOOLEAN ScatterGather;
192 ULONG MaximumScatterGatherChunkSize;
193 PVIDEO_PORT_GET_PROC_ADDRESS VideoPortGetProcAddress;
194 PWSTR DriverRegistryPath;
195 ULONGLONG SystemMemorySize;
196} VIDEO_PORT_CONFIG_INFO, *PVIDEO_PORT_CONFIG_INFO;
197
198typedef VP_STATUS
199(NTAPI *PVIDEO_HW_FIND_ADAPTER)(
200 IN PVOID HwDeviceExtension,
201 IN PVOID HwContext,
202 IN PWSTR ArgumentString,
203 IN OUT PVIDEO_PORT_CONFIG_INFO ConfigInfo,
204 OUT PUCHAR Again);
205
206typedef BOOLEAN
207(NTAPI *PVIDEO_HW_INITIALIZE)(
208 IN PVOID HwDeviceExtension);
209
210typedef BOOLEAN
211(NTAPI *PVIDEO_HW_INTERRUPT)(
212 IN PVOID HwDeviceExtension);
213
214typedef struct _VIDEO_ACCESS_RANGE {
215 PHYSICAL_ADDRESS RangeStart;
216 ULONG RangeLength;
217 UCHAR RangeInIoSpace;
218 UCHAR RangeVisible;
219 UCHAR RangeShareable;
220 UCHAR RangePassive;
221} VIDEO_ACCESS_RANGE, *PVIDEO_ACCESS_RANGE;
222
223typedef VOID
224(NTAPI *PVIDEO_HW_LEGACYRESOURCES)(
225 IN ULONG VendorId,
226 IN ULONG DeviceId,
227 IN OUT PVIDEO_ACCESS_RANGE *LegacyResourceList,
228 IN OUT PULONG LegacyResourceCount);
229
230typedef enum _HW_DMA_RETURN {
231 DmaAsyncReturn,
232 DmaSyncReturn
233} HW_DMA_RETURN, *PHW_DMA_RETURN;
234
235typedef HW_DMA_RETURN
236(NTAPI *PVIDEO_HW_START_DMA)(
237 PVOID HwDeviceExtension,
238 PDMA pDma);
239
240typedef struct _VP_SCATTER_GATHER_ELEMENT {
241 PHYSICAL_ADDRESS Address;
242 ULONG Length;
243 ULONG_PTR Reserved;
244} VP_SCATTER_GATHER_ELEMENT, *PVP_SCATTER_GATHER_ELEMENT;
245
246typedef struct _VP_SCATTER_GATHER_LIST {
247 ULONG NumberOfElements;
248 ULONG_PTR Reserved;
249 VP_SCATTER_GATHER_ELEMENT Elements[0];
250} VP_SCATTER_GATHER_LIST, *PVP_SCATTER_GATHER_LIST;
251
252typedef VOID
253(NTAPI *PEXECUTE_DMA)(
254 IN PVOID HwDeviceExtension,
255 IN PVP_DMA_ADAPTER VpDmaAdapter,
256 IN PVP_SCATTER_GATHER_LIST SGList,
257 IN PVOID Context);
258
259/* PVIDEO_HW_GET_CHILD_DESCRIPTOR.ChildEnumInfo constants */
260typedef struct _VIDEO_CHILD_ENUM_INFO {
261 ULONG Size;
262 ULONG ChildDescriptorSize;
263 ULONG ChildIndex;
264 ULONG ACPIHwId;
265 PVOID ChildHwDeviceExtension;
266} VIDEO_CHILD_ENUM_INFO, *PVIDEO_CHILD_ENUM_INFO;
267
268/* PVIDEO_HW_GET_CHILD_DESCRIPTOR.VideoChildType constants */
269typedef enum _VIDEO_CHILD_TYPE {
270 Monitor = 1,
271 NonPrimaryChip,
272 VideoChip,
273 Other
274} VIDEO_CHILD_TYPE, *PVIDEO_CHILD_TYPE;
275
276typedef VP_STATUS
277(NTAPI *PVIDEO_HW_GET_CHILD_DESCRIPTOR)(
278 IN PVOID HwDeviceExtension,
279 IN PVIDEO_CHILD_ENUM_INFO ChildEnumInfo,
280 OUT PVIDEO_CHILD_TYPE VideoChildType,
281 OUT PUCHAR pChildDescriptor,
282 OUT PULONG UId,
283 OUT PULONG pUnused);
284
285typedef VP_STATUS
286(NTAPI *PVIDEO_HW_POWER_SET)(
287 IN PVOID HwDeviceExtension,
288 IN ULONG HwId,
289 IN PVIDEO_POWER_MANAGEMENT VideoPowerControl);
290
291typedef VP_STATUS
292(NTAPI *PVIDEO_HW_POWER_GET)(
293 IN PVOID HwDeviceExtension,
294 IN ULONG HwId,
295 IN OUT PVIDEO_POWER_MANAGEMENT VideoPowerControl);
296
297typedef struct _QUERY_INTERFACE {
298 CONST GUID *InterfaceType;
299 USHORT Size;
300 USHORT Version;
301 PINTERFACE Interface;
302 PVOID InterfaceSpecificData;
303} QUERY_INTERFACE, *PQUERY_INTERFACE;
304
305typedef VP_STATUS
306(NTAPI *PVIDEO_HW_QUERY_INTERFACE)(
307 IN PVOID HwDeviceExtension,
308 IN OUT PQUERY_INTERFACE QueryInterface);
309
310typedef VP_STATUS
311(NTAPI *PVIDEO_HW_CHILD_CALLBACK)(
312 PVOID HwDeviceExtension,
313 PVOID ChildDeviceExtension);
314
315typedef BOOLEAN
316(NTAPI *PVIDEO_HW_RESET_HW)(
317 IN PVOID HwDeviceExtension,
318 IN ULONG Columns,
319 IN ULONG Rows);
320
321typedef struct _STATUS_BLOCK {
322 _ANONYMOUS_UNION union {
323 VP_STATUS Status;
324 PVOID Pointer;
325 } DUMMYUNIONNAME;
326 ULONG_PTR Information;
327} STATUS_BLOCK, *PSTATUS_BLOCK;
328
329typedef struct _VIDEO_REQUEST_PACKET {
330 ULONG IoControlCode;
331 PSTATUS_BLOCK StatusBlock;
332 PVOID InputBuffer;
333 ULONG InputBufferLength;
334 PVOID OutputBuffer;
335 ULONG OutputBufferLength;
336} VIDEO_REQUEST_PACKET, *PVIDEO_REQUEST_PACKET;
337
338typedef BOOLEAN
339(NTAPI *PVIDEO_HW_START_IO)(
340 IN PVOID HwDeviceExtension,
341 IN PVIDEO_REQUEST_PACKET RequestPacket);
342
343typedef VOID
344(NTAPI *PVIDEO_HW_TIMER)(
345 IN PVOID HwDeviceExtension);
346
347typedef VOID
348(NTAPI *PVIDEO_WRITE_CLOCK_LINE)(
349 PVOID HwDeviceExtension,
350 UCHAR Data);
351
352typedef VOID
353(NTAPI *PVIDEO_WRITE_DATA_LINE)(
354 PVOID HwDeviceExtension,
355 UCHAR Data);
356
357typedef BOOLEAN
358(NTAPI *PVIDEO_READ_CLOCK_LINE)(
359 PVOID HwDeviceExtension);
360
361typedef BOOLEAN
362(NTAPI *PVIDEO_READ_DATA_LINE)(
363 PVOID HwDeviceExtension);
364
365typedef VOID
366(NTAPI *PVIDEO_WAIT_VSYNC_ACTIVE)(
367 PVOID HwDeviceExtension);
368
369typedef struct _I2C_CALLBACKS {
370 IN PVIDEO_WRITE_CLOCK_LINE WriteClockLine;
371 IN PVIDEO_WRITE_DATA_LINE WriteDataLine;
372 IN PVIDEO_READ_CLOCK_LINE ReadClockLine;
373 IN PVIDEO_READ_DATA_LINE ReadDataLine;
374} I2C_CALLBACKS, *PI2C_CALLBACKS;
375
376typedef BOOLEAN
377(NTAPI *PI2C_START)(
378 IN PVOID HwDeviceExtension,
379 IN PI2C_CALLBACKS I2CCallbacks);
380
381typedef BOOLEAN
382(NTAPI *PI2C_STOP)(
383 IN PVOID HwDeviceExtension,
384 IN PI2C_CALLBACKS I2CCallbacks);
385
386typedef BOOLEAN
387(NTAPI *PI2C_WRITE)(
388 IN PVOID HwDeviceExtension,
389 IN PI2C_CALLBACKS I2CCallbacks,
390 IN PUCHAR Buffer,
391 IN ULONG Length);
392
393typedef BOOLEAN
394(NTAPI *PI2C_READ)(
395 IN PVOID HwDeviceExtension,
396 IN PI2C_CALLBACKS I2CCallbacks,
397 OUT PUCHAR Buffer,
398 IN ULONG Length);
399
400typedef struct _VIDEO_I2C_CONTROL {
401 IN PVIDEO_WRITE_CLOCK_LINE WriteClockLine;
402 IN PVIDEO_WRITE_DATA_LINE WriteDataLine;
403 IN PVIDEO_READ_CLOCK_LINE ReadClockLine;
404 IN PVIDEO_READ_DATA_LINE ReadDataLine;
405 IN ULONG I2CDelay;
406} VIDEO_I2C_CONTROL, *PVIDEO_I2C_CONTROL;
407
408typedef BOOLEAN
409(NTAPI *PI2C_START_2)(
410 IN PVOID HwDeviceExtension,
411 IN PVIDEO_I2C_CONTROL I2CControl);
412
413typedef BOOLEAN
414(NTAPI *PI2C_STOP_2)(
415 IN PVOID HwDeviceExtension,
416 IN PVIDEO_I2C_CONTROL I2CControl);
417
418typedef BOOLEAN
419(NTAPI *PI2C_WRITE_2)(
420 IN PVOID HwDeviceExtension,
421 IN PVIDEO_I2C_CONTROL I2CControl,
422 IN PUCHAR Buffer,
423 IN ULONG Length);
424
425typedef BOOLEAN
426(NTAPI *PI2C_READ_2)(
427 IN PVOID HwDeviceExtension,
428 IN PVIDEO_I2C_CONTROL I2CControl,
429 OUT PUCHAR Buffer,
430 IN ULONG Length,
431 IN BOOLEAN EndOfRead);
432
433typedef struct _INT10_BIOS_ARGUMENTS {
434 ULONG Eax;
435 ULONG Ebx;
436 ULONG Ecx;
437 ULONG Edx;
438 ULONG Esi;
439 ULONG Edi;
440 ULONG Ebp;
441 USHORT SegDs;
442 USHORT SegEs;
443} INT10_BIOS_ARGUMENTS, *PINT10_BIOS_ARGUMENTS;
444
445typedef VP_STATUS
446(NTAPI *PINT10_CALL_BIOS)(
447 IN PVOID Context,
448 IN OUT PINT10_BIOS_ARGUMENTS BiosArguments);
449
450typedef VP_STATUS
451(NTAPI *PINT10_ALLOCATE_BUFFER)(
452 IN PVOID Context,
453 OUT PUSHORT Seg,
454 OUT PUSHORT Off,
455 IN OUT PULONG Length);
456
457typedef VP_STATUS
458(NTAPI *PINT10_FREE_BUFFER)(
459 IN PVOID Context,
460 IN USHORT Seg,
461 IN USHORT Off);
462
463typedef VP_STATUS
464(NTAPI *PINT10_READ_MEMORY)(
465 IN PVOID Context,
466 IN USHORT Seg,
467 IN USHORT Off,
468 OUT PVOID Buffer,
469 IN ULONG Length);
470
471typedef VP_STATUS
472(NTAPI *PINT10_WRITE_MEMORY)(
473 IN PVOID Context,
474 IN USHORT Seg,
475 IN USHORT Off,
476 IN PVOID Buffer,
477 IN ULONG Length);
478
479typedef VP_STATUS
480(NTAPI *PROTECT_WC_MEMORY)(
481 IN PVOID Context,
482 IN PVOID HwDeviceExtension);
483
484typedef VP_STATUS
485(NTAPI *RESTORE_WC_MEMORY)(
486 IN PVOID Context,
487 IN PVOID HwDeviceExtension);
488
489typedef enum _VIDEO_DEVICE_DATA_TYPE {
490 VpMachineData = 0,
491 VpCmosData,
492 VpBusData,
493 VpControllerData,
494 VpMonitorData
495} VIDEO_DEVICE_DATA_TYPE, *PVIDEO_DEVICE_DATA_TYPE;
496
497typedef VP_STATUS
498(NTAPI *PMINIPORT_QUERY_DEVICE_ROUTINE)(
499 IN PVOID HwDeviceExtension,
500 IN PVOID Context,
501 IN VIDEO_DEVICE_DATA_TYPE DeviceDataType,
502 IN PVOID Identifier,
503 IN ULONG IdentifierLength,
504 IN PVOID ConfigurationData,
505 IN ULONG ConfigurationDataLength,
506 IN OUT PVOID ComponentInformation,
507 IN ULONG ComponentInformationLength);
508
509typedef VP_STATUS
510(NTAPI *PMINIPORT_GET_REGISTRY_ROUTINE)(
511 IN PVOID HwDeviceExtension,
512 IN PVOID Context,
513 IN OUT PWSTR ValueName,
514 IN OUT PVOID ValueData,
515 IN ULONG ValueLength);
516
517typedef VOID
518(NTAPI *PMINIPORT_DPC_ROUTINE)(
519 IN PVOID HwDeviceExtension,
520 IN PVOID Context);
521
522typedef BOOLEAN
523(NTAPI *PMINIPORT_SYNCHRONIZE_ROUTINE)(
524 IN PVOID Context);
525
526typedef VOID
527(NTAPI *PVIDEO_BUGCHECK_CALLBACK)(
528 IN PVOID HwDeviceExtension,
529 IN ULONG BugcheckCode,
530 IN PUCHAR Buffer,
531 IN ULONG BufferSize);
532
533/* VideoPortSynchronizeExecution.Priority constants */
534typedef enum VIDEO_SYNCHRONIZE_PRIORITY {
535 VpLowPriority = 0,
536 VpMediumPriority,
537 VpHighPriority
538} VIDEO_SYNCHRONIZE_PRIORITY, *PVIDEO_SYNCHRONIZE_PRIORITY;
539
540/* VideoPortAllocatePool.PoolType constants */
541typedef enum _VP_POOL_TYPE {
542 VpNonPagedPool = 0,
543 VpPagedPool,
544 VpNonPagedPoolCacheAligned = 4,
545 VpPagedPoolCacheAligned
546} VP_POOL_TYPE, *PVP_POOL_TYPE;
547
548typedef enum _DMA_FLAGS {
549 VideoPortUnlockAfterDma = 1,
550 VideoPortKeepPagesLocked,
551 VideoPortDmaInitOnly
552} DMA_FLAGS;
553
554/*
555 * Data returned with VpControllerData.
556 *
557 * The first two fields, InterfaceType and BusNumber, are common
558 * with the CM_FULL_RESOURCE_DESCRIPTOR header.
559 * The other fields are of legacy layout, instead of the newer
560 * CM_PARTIAL_RESOURCE_LIST one.
561 */
562typedef struct _VIDEO_HARDWARE_CONFIGURATION_DATA {
563 INTERFACE_TYPE InterfaceType;
564 ULONG BusNumber;
565 USHORT Version;
566 USHORT Revision;
567 USHORT Irql;
568 USHORT Vector;
569 ULONG ControlBase;
570 ULONG ControlSize;
571 ULONG CursorBase;
572 ULONG CursorSize;
573 ULONG FrameBase;
574 ULONG FrameSize;
575} VIDEO_HARDWARE_CONFIGURATION_DATA, *PVIDEO_HARDWARE_CONFIGURATION_DATA;
576
577typedef struct _VIDEO_X86_BIOS_ARGUMENTS {
578 ULONG Eax;
579 ULONG Ebx;
580 ULONG Ecx;
581 ULONG Edx;
582 ULONG Esi;
583 ULONG Edi;
584 ULONG Ebp;
585} VIDEO_X86_BIOS_ARGUMENTS, *PVIDEO_X86_BIOS_ARGUMENTS;
586
587typedef enum VIDEO_DEBUG_LEVEL {
588 Error = 0,
589 Warn,
590 Trace,
591 Info
592} VIDEO_DEBUG_LEVEL, *PVIDEO_DEBUG_LEVEL;
593
594#ifndef _NTOS_
595
596typedef VP_STATUS
597(NTAPI *PDRIVER_IO_PORT_UCHAR)(
598 IN ULONG_PTR Context,
599 IN ULONG Port,
600 IN UCHAR AccessMode,
601 IN PUCHAR Data);
602
603typedef VP_STATUS
604(NTAPI *PDRIVER_IO_PORT_UCHAR_STRING)(
605 IN ULONG_PTR Context,
606 IN ULONG Port,
607 IN UCHAR AccessMode,
608 IN PUCHAR Data,
609 IN ULONG DataLength);
610
611typedef VP_STATUS
612(NTAPI *PDRIVER_IO_PORT_ULONG)(
613 IN ULONG_PTR Context,
614 IN ULONG Port,
615 IN UCHAR AccessMode,
616 IN PULONG Data);
617
618typedef VP_STATUS
619(NTAPI *PDRIVER_IO_PORT_ULONG_STRING)(
620 IN ULONG_PTR Context,
621 IN ULONG Port,
622 IN UCHAR AccessMode,
623 IN PULONG Data,
624 IN ULONG DataLength);
625
626typedef VP_STATUS
627(NTAPI *PDRIVER_IO_PORT_USHORT)(
628 IN ULONG_PTR Context,
629 IN ULONG Port,
630 IN UCHAR AccessMode,
631 IN PUSHORT Data);
632
633typedef VP_STATUS
634(NTAPI *PDRIVER_IO_PORT_USHORT_STRING)(
635 IN ULONG_PTR Context,
636 IN ULONG Port,
637 IN UCHAR AccessMode,
638 IN PUSHORT Data,
639 IN ULONG DataLength);
640
641#endif /* _NTOS_ */
642
643typedef struct __VRB_SG {
644 __int64 PhysicalAddress;
645 ULONG Length;
646} VRB_SG, *PVRB_SG;
647
648typedef enum _VP_LOCK_OPERATION {
649 VpReadAccess = 0,
650 VpWriteAccess,
651 VpModifyAccess
652} VP_LOCK_OPERATION;
653
654typedef struct _VP_DEVICE_DESCRIPTION {
655 BOOLEAN ScatterGather;
656 BOOLEAN Dma32BitAddresses;
657 BOOLEAN Dma64BitAddresses;
658 ULONG MaximumLength;
659} VP_DEVICE_DESCRIPTION, *PVP_DEVICE_DESCRIPTION;
660
661typedef struct _VIDEO_CHILD_STATE {
662 ULONG Id;
663 ULONG State;
664} VIDEO_CHILD_STATE, *PVIDEO_CHILD_STATE;
665
666typedef struct _VIDEO_CHILD_STATE_CONFIGURATION {
667 ULONG Count;
668 VIDEO_CHILD_STATE ChildStateArray[ANYSIZE_ARRAY];
669} VIDEO_CHILD_STATE_CONFIGURATION, *PVIDEO_CHILD_STATE_CONFIGURATION;
670
671typedef struct _VIDEO_HW_INITIALIZATION_DATA {
672 ULONG HwInitDataSize;
673 INTERFACE_TYPE AdapterInterfaceType;
674 PVIDEO_HW_FIND_ADAPTER HwFindAdapter;
675 PVIDEO_HW_INITIALIZE HwInitialize;
676 PVIDEO_HW_INTERRUPT HwInterrupt;
677 PVIDEO_HW_START_IO HwStartIO;
678 ULONG HwDeviceExtensionSize;
679 ULONG StartingDeviceNumber;
680 PVIDEO_HW_RESET_HW HwResetHw;
681 PVIDEO_HW_TIMER HwTimer;
682 PVIDEO_HW_START_DMA HwStartDma;
683 PVIDEO_HW_POWER_SET HwSetPowerState;
684 PVIDEO_HW_POWER_GET HwGetPowerState;
685 PVIDEO_HW_GET_CHILD_DESCRIPTOR HwGetVideoChildDescriptor;
686 PVIDEO_HW_QUERY_INTERFACE HwQueryInterface;
687 ULONG HwChildDeviceExtensionSize;
688 PVIDEO_ACCESS_RANGE HwLegacyResourceList;
689 ULONG HwLegacyResourceCount;
690 PVIDEO_HW_LEGACYRESOURCES HwGetLegacyResources;
691 BOOLEAN AllowEarlyEnumeration;
692 ULONG Reserved;
693} VIDEO_HW_INITIALIZATION_DATA, *PVIDEO_HW_INITIALIZATION_DATA;
694
695typedef struct _I2C_FNC_TABLE {
696 IN ULONG Size;
697 IN PVIDEO_WRITE_CLOCK_LINE WriteClockLine;
698 IN PVIDEO_WRITE_DATA_LINE WriteDataLine;
699 IN PVIDEO_READ_CLOCK_LINE ReadClockLine;
700 IN PVIDEO_READ_DATA_LINE ReadDataLine;
701 IN PVIDEO_WAIT_VSYNC_ACTIVE WaitVsync;
702 PVOID Reserved;
703} I2C_FNC_TABLE, *PI2C_FNC_TABLE;
704
705typedef struct _DDC_CONTROL {
706 IN ULONG Size;
707 IN I2C_CALLBACKS I2CCallbacks;
708 IN UCHAR EdidSegment;
709} DDC_CONTROL, *PDDC_CONTROL;
710
711/* VideoPortQueryServices.ServicesType constants */
712typedef enum _VIDEO_PORT_SERVICES {
713 VideoPortServicesAGP = 1,
714 VideoPortServicesI2C,
715 VideoPortServicesHeadless,
716 VideoPortServicesInt10,
717 VideoPortServicesDebugReport,
718 VideoPortServicesWCMemoryProtection
719} VIDEO_PORT_SERVICES;
720
721typedef struct _VIDEO_PORT_AGP_INTERFACE {
722 SHORT Size;
723 SHORT Version;
724 PVOID Context;
725 PINTERFACE_REFERENCE InterfaceReference;
726 PINTERFACE_DEREFERENCE InterfaceDereference;
727 PAGP_RESERVE_PHYSICAL AgpReservePhysical;
728 PAGP_RELEASE_PHYSICAL AgpReleasePhysical;
729 PAGP_COMMIT_PHYSICAL AgpCommitPhysical;
730 PAGP_FREE_PHYSICAL AgpFreePhysical;
731 PAGP_RESERVE_VIRTUAL AgpReserveVirtual;
732 PAGP_RELEASE_VIRTUAL AgpReleaseVirtual;
733 PAGP_COMMIT_VIRTUAL AgpCommitVirtual;
734 PAGP_FREE_VIRTUAL AgpFreeVirtual;
735 ULONGLONG AgpAllocationLimit;
736} VIDEO_PORT_AGP_INTERFACE, *PVIDEO_PORT_AGP_INTERFACE;
737
738typedef struct _VIDEO_PORT_AGP_INTERFACE_2 {
739 IN USHORT Size;
740 IN USHORT Version;
741 OUT PVOID Context;
742 OUT PINTERFACE_REFERENCE InterfaceReference;
743 OUT PINTERFACE_DEREFERENCE InterfaceDereference;
744 OUT PAGP_RESERVE_PHYSICAL AgpReservePhysical;
745 OUT PAGP_RELEASE_PHYSICAL AgpReleasePhysical;
746 OUT PAGP_COMMIT_PHYSICAL AgpCommitPhysical;
747 OUT PAGP_FREE_PHYSICAL AgpFreePhysical;
748 OUT PAGP_RESERVE_VIRTUAL AgpReserveVirtual;
749 OUT PAGP_RELEASE_VIRTUAL AgpReleaseVirtual;
750 OUT PAGP_COMMIT_VIRTUAL AgpCommitVirtual;
751 OUT PAGP_FREE_VIRTUAL AgpFreeVirtual;
752 OUT ULONGLONG AgpAllocationLimit;
753 OUT PAGP_SET_RATE AgpSetRate;
754} VIDEO_PORT_AGP_INTERFACE_2, *PVIDEO_PORT_AGP_INTERFACE_2;
755
756typedef struct _VIDEO_PORT_I2C_INTERFACE {
757 USHORT Size;
758 USHORT Version;
759 PVOID Context;
760 PINTERFACE_REFERENCE InterfaceReference;
761 PINTERFACE_DEREFERENCE InterfaceDereference;
762 PI2C_START I2CStart;
763 PI2C_STOP I2CStop;
764 PI2C_WRITE I2CWrite;
765 PI2C_READ I2CRead;
766} VIDEO_PORT_I2C_INTERFACE, *PVIDEO_PORT_I2C_INTERFACE;
767
768typedef struct _VIDEO_PORT_I2C_INTERFACE_2 {
769 IN USHORT Size;
770 IN USHORT Version;
771 OUT PVOID Context;
772 OUT PINTERFACE_REFERENCE InterfaceReference;
773 OUT PINTERFACE_DEREFERENCE InterfaceDereference;
774 OUT PI2C_START_2 I2CStart;
775 OUT PI2C_STOP_2 I2CStop;
776 OUT PI2C_WRITE_2 I2CWrite;
777 OUT PI2C_READ_2 I2CRead;
778} VIDEO_PORT_I2C_INTERFACE_2, *PVIDEO_PORT_I2C_INTERFACE_2;
779
780typedef struct _VIDEO_PORT_INT10_INTERFACE {
781 IN USHORT Size;
782 IN USHORT Version;
783 OUT PVOID Context;
784 OUT PINTERFACE_REFERENCE InterfaceReference;
785 OUT PINTERFACE_DEREFERENCE InterfaceDereference;
786 OUT PINT10_ALLOCATE_BUFFER Int10AllocateBuffer;
787 OUT PINT10_FREE_BUFFER Int10FreeBuffer;
788 OUT PINT10_READ_MEMORY Int10ReadMemory;
789 OUT PINT10_WRITE_MEMORY Int10WriteMemory;
790 OUT PINT10_CALL_BIOS Int10CallBios;
791} VIDEO_PORT_INT10_INTERFACE, *PVIDEO_PORT_INT10_INTERFACE;
792
793typedef struct _VIDEO_PORT_WCMEMORYPROTECTION_INTERFACE {
794 IN USHORT Size;
795 IN USHORT Version;
796 OUT PVOID Context;
797 OUT PINTERFACE_REFERENCE InterfaceReference;
798 OUT PINTERFACE_DEREFERENCE InterfaceDereference;
799 OUT PROTECT_WC_MEMORY VideoPortProtectWCMemory;
800 OUT RESTORE_WC_MEMORY VideoPortRestoreWCMemory;
801} VIDEO_PORT_WCMEMORYPROTECTION_INTERFACE, *PVIDEO_PORT_WCMEMORYPROTECTION_INTERFACE;
802
803typedef struct _VPOSVERSIONINFO {
804 IN ULONG Size;
805 OUT ULONG MajorVersion;
806 OUT ULONG MinorVersion;
807 OUT ULONG BuildNumber;
808 OUT USHORT ServicePackMajor;
809 OUT USHORT ServicePackMinor;
810} VPOSVERSIONINFO, *PVPOSVERSIONINFO;
811
812typedef struct _VIDEO_PORT_DEBUG_REPORT_INTERFACE {
813 IN USHORT Size;
814 IN USHORT Version;
815 OUT PVOID Context;
816 OUT PINTERFACE_REFERENCE InterfaceReference;
817 OUT PINTERFACE_DEREFERENCE InterfaceDereference;
818 OUT PVIDEO_DEBUG_REPORT (*DbgReportCreate)(
819 IN PVOID HwDeviceExtension,
820 IN ULONG ulCode,
821 IN ULONG_PTR ulpArg1,
822 IN ULONG_PTR ulpArg2,
823 IN ULONG_PTR ulpArg3,
824 IN ULONG_PTR ulpArg4
825 );
826 OUT BOOLEAN (*DbgReportSecondaryData)(
827 IN OUT PVIDEO_DEBUG_REPORT pReport,
828 IN PVOID pvData,
829 IN ULONG ulDataSize
830 );
831 OUT VOID (*DbgReportComplete)(
832 IN OUT PVIDEO_DEBUG_REPORT pReport
833 );
834} VIDEO_PORT_DEBUG_REPORT_INTERFACE, *PVIDEO_PORT_DEBUG_REPORT_INTERFACE;
835
836/* Video port functions for miniports */
837
838VPAPI
839VP_STATUS
840NTAPI
841VideoPortAllocateBuffer(
842 IN PVOID HwDeviceExtension,
843 IN ULONG Size,
844 OUT PVOID *Buffer);
845
846VPAPI
847VOID
848NTAPI
849VideoPortAcquireDeviceLock(
850 IN PVOID HwDeviceExtension);
851
852VPAPI
853ULONG
854NTAPI
855VideoPortCompareMemory(
856 IN PVOID Source1,
857 IN PVOID Source2,
858 IN SIZE_T Length);
859
860VPAPI
861BOOLEAN
862NTAPI
863VideoPortDDCMonitorHelper(
864 IN PVOID HwDeviceExtension,
865 IN PVOID DDCControl,
866 IN OUT PUCHAR EdidBuffer,
867 IN ULONG EdidBufferSize);
868
869VPAPI
870VOID
871__cdecl
872VideoPortDebugPrint(
873 IN VIDEO_DEBUG_LEVEL DebugPrintLevel,
874 IN PSTR DebugMessage,
875 IN ...);
876
877VPAPI
878VP_STATUS
879NTAPI
880VideoPortDisableInterrupt(
881 IN PVOID HwDeviceExtension);
882
883VPAPI
884VP_STATUS
885NTAPI
886VideoPortEnableInterrupt(
887 IN PVOID HwDeviceExtension);
888
889VPAPI
890VP_STATUS
891NTAPI
892VideoPortEnumerateChildren(
893 IN PVOID HwDeviceExtension,
894 IN PVOID Reserved);
895
896VPAPI
897VOID
898NTAPI
899VideoPortFreeDeviceBase(
900 IN PVOID HwDeviceExtension,
901 IN PVOID MappedAddress);
902
903VPAPI
904VP_STATUS
905NTAPI
906VideoPortGetAccessRanges(
907 _In_ PVOID HwDeviceExtension,
908 _In_opt_ ULONG NumRequestedResources,
909 _In_reads_opt_(NumRequestedResources)
910 PIO_RESOURCE_DESCRIPTOR RequestedResources,
911 _In_ ULONG NumAccessRanges,
912 _Out_writes_(NumAccessRanges) PVIDEO_ACCESS_RANGE AccessRanges,
913 _In_ PVOID VendorId,
914 _In_ PVOID DeviceId,
915 _Out_ PULONG Slot);
916
917VPAPI
918PVOID
919NTAPI
920VideoPortGetAssociatedDeviceExtension(
921 IN PVOID DeviceObject);
922
923VPAPI
924ULONG
925NTAPI
926VideoPortGetBusData(
927 IN PVOID HwDeviceExtension,
928 IN BUS_DATA_TYPE BusDataType,
929 IN ULONG SlotNumber,
930 IN OUT PVOID Buffer,
931 IN ULONG Offset,
932 IN ULONG Length);
933
934VPAPI
935UCHAR
936NTAPI
937VideoPortGetCurrentIrql(VOID);
938
939VPAPI
940PVOID
941NTAPI
942VideoPortGetDeviceBase(
943 IN PVOID HwDeviceExtension,
944 IN PHYSICAL_ADDRESS IoAddress,
945 IN ULONG NumberOfUchars,
946 IN UCHAR InIoSpace);
947
948VPAPI
949VP_STATUS
950NTAPI
951VideoPortGetDeviceData(
952 IN PVOID HwDeviceExtension,
953 IN VIDEO_DEVICE_DATA_TYPE DeviceDataType,
954 IN PMINIPORT_QUERY_DEVICE_ROUTINE CallbackRoutine,
955 IN PVOID Context);
956
957VPAPI
958VP_STATUS
959NTAPI
960VideoPortGetRegistryParameters(
961 IN PVOID HwDeviceExtension,
962 IN PWSTR ParameterName,
963 IN UCHAR IsParameterFileName,
964 IN PMINIPORT_GET_REGISTRY_ROUTINE CallbackRoutine,
965 IN PVOID Context);
966
967VPAPI
968PVOID
969NTAPI
970VideoPortGetRomImage(
971 IN PVOID HwDeviceExtension,
972 IN PVOID Unused1,
973 IN ULONG Unused2,
974 IN ULONG Length);
975
976VPAPI
977VP_STATUS
978NTAPI
979VideoPortGetVgaStatus(
980 IN PVOID HwDeviceExtension,
981 OUT PULONG VgaStatus);
982
983VPAPI
984LONG
985FASTCALL
986VideoPortInterlockedDecrement(
987 IN PLONG Addend);
988
989VPAPI
990LONG
991FASTCALL
992VideoPortInterlockedExchange(
993 IN OUT PLONG Target,
994 IN LONG Value);
995
996VPAPI
997LONG
998FASTCALL
999VideoPortInterlockedIncrement(
1000 IN PLONG Addend);
1001
1002VPAPI
1003ULONG
1004NTAPI
1005VideoPortInitialize(
1006 IN PVOID Argument1,
1007 IN PVOID Argument2,
1008 IN PVIDEO_HW_INITIALIZATION_DATA HwInitializationData,
1009 IN PVOID HwContext);
1010
1011VPAPI
1012VP_STATUS
1013NTAPI
1014VideoPortInt10(
1015 IN PVOID HwDeviceExtension,
1016 IN PVIDEO_X86_BIOS_ARGUMENTS BiosArguments);
1017
1018VPAPI
1019VOID
1020NTAPI
1021VideoPortLogError(
1022 IN PVOID HwDeviceExtension,
1023 IN PVIDEO_REQUEST_PACKET Vrp OPTIONAL,
1024 IN VP_STATUS ErrorCode,
1025 IN ULONG UniqueId);
1026
1027VPAPI
1028VP_STATUS
1029NTAPI
1030VideoPortMapBankedMemory(
1031 IN PVOID HwDeviceExtension,
1032 IN PHYSICAL_ADDRESS PhysicalAddress,
1033 IN OUT PULONG Length,
1034 PULONG InIoSpace,
1035 PVOID *VirtualAddress,
1036 ULONG BankLength,
1037 UCHAR ReadWriteBank,
1038 PBANKED_SECTION_ROUTINE BankRoutine,
1039 PVOID Context);
1040
1041VPAPI
1042VP_STATUS
1043NTAPI
1044VideoPortMapMemory(
1045 IN PVOID HwDeviceExtension,
1046 IN PHYSICAL_ADDRESS PhysicalAddress,
1047 IN OUT PULONG Length,
1048 IN PULONG InIoSpace,
1049 IN OUT PVOID *VirtualAddress);
1050
1051VPAPI
1052VOID
1053NTAPI
1054VideoPortMoveMemory(
1055 IN PVOID Destination,
1056 IN PVOID Source,
1057 IN ULONG Length);
1058
1059VPAPI
1060LONGLONG
1061NTAPI
1062VideoPortQueryPerformanceCounter(
1063 IN PVOID HwDeviceExtension,
1064 OUT PLONGLONG PerformanceFrequency OPTIONAL);
1065
1066VPAPI
1067VP_STATUS
1068NTAPI
1069VideoPortQueryServices(
1070 _In_ PVOID HwDeviceExtension,
1071 _In_ VIDEO_PORT_SERVICES ServicesType,
1072 _Inout_ PINTERFACE Interface);
1073
1074VPAPI
1075BOOLEAN
1076NTAPI
1077VideoPortQueueDpc(
1078 IN PVOID HwDeviceExtension,
1079 IN PMINIPORT_DPC_ROUTINE CallbackRoutine,
1080 IN PVOID Context);
1081
1082VPAPI
1083VOID
1084NTAPI
1085VideoPortReadPortBufferUchar(
1086 IN PUCHAR Port,
1087 OUT PUCHAR Buffer,
1088 IN ULONG Count);
1089
1090VPAPI
1091VOID
1092NTAPI
1093VideoPortReadPortBufferUlong(
1094 IN PULONG Port,
1095 OUT PULONG Buffer,
1096 IN ULONG Count);
1097
1098VPAPI
1099VOID
1100NTAPI
1101VideoPortReadPortBufferUshort(
1102 IN PUSHORT Port,
1103 OUT PUSHORT Buffer,
1104 IN ULONG Count);
1105
1106VPAPI
1107UCHAR
1108NTAPI
1109VideoPortReadPortUchar(
1110 IN PUCHAR Port);
1111
1112VPAPI
1113ULONG
1114NTAPI
1115VideoPortReadPortUlong(
1116 IN PULONG Port);
1117
1118VPAPI
1119USHORT
1120NTAPI
1121VideoPortReadPortUshort(
1122 IN PUSHORT Port);
1123
1124VPAPI
1125VOID
1126NTAPI
1127VideoPortReadRegisterBufferUchar(
1128 IN PUCHAR Register,
1129 OUT PUCHAR Buffer,
1130 IN ULONG Count);
1131
1132VPAPI
1133VOID
1134NTAPI
1135VideoPortReadRegisterBufferUlong(
1136 IN PULONG Register,
1137 OUT PULONG Buffer,
1138 IN ULONG Count);
1139
1140VPAPI
1141VOID
1142NTAPI
1143VideoPortReadRegisterBufferUshort(
1144 IN PUSHORT Register,
1145 OUT PUSHORT Buffer,
1146 IN ULONG Count);
1147
1148VPAPI
1149UCHAR
1150NTAPI
1151VideoPortReadRegisterUchar(
1152 IN PUCHAR Register);
1153
1154VPAPI
1155ULONG
1156NTAPI
1157VideoPortReadRegisterUlong(
1158 IN PULONG Register);
1159
1160VPAPI
1161USHORT
1162NTAPI
1163VideoPortReadRegisterUshort(
1164 IN PUSHORT Register);
1165
1166VPAPI
1167VOID
1168NTAPI
1169VideoPortReleaseBuffer(
1170 IN PVOID HwDeviceExtension,
1171 IN PVOID Buffer);
1172
1173VPAPI
1174VOID
1175NTAPI
1176VideoPortReleaseDeviceLock(
1177 IN PVOID HwDeviceExtension);
1178
1179VPAPI
1180BOOLEAN
1181NTAPI
1182VideoPortScanRom(
1183 PVOID HwDeviceExtension,
1184 PUCHAR RomBase,
1185 ULONG RomLength,
1186 PUCHAR String);
1187
1188VPAPI
1189ULONG
1190NTAPI
1191VideoPortSetBusData(
1192 IN PVOID HwDeviceExtension,
1193 IN BUS_DATA_TYPE BusDataType,
1194 IN ULONG SlotNumber,
1195 IN PVOID Buffer,
1196 IN ULONG Offset,
1197 IN ULONG Length);
1198
1199VPAPI
1200VP_STATUS
1201NTAPI
1202VideoPortSetRegistryParameters(
1203 IN PVOID HwDeviceExtension,
1204 IN PWSTR ValueName,
1205 IN PVOID ValueData,
1206 IN ULONG ValueLength);
1207
1208VPAPI
1209VP_STATUS
1210NTAPI
1211VideoPortSetTrappedEmulatorPorts(
1212 IN PVOID HwDeviceExtension,
1213 IN ULONG NumAccessRanges,
1214 IN PVIDEO_ACCESS_RANGE AccessRange);
1215
1216VPAPI
1217VOID
1218NTAPI
1219VideoPortStallExecution(
1220 IN ULONG Microseconds);
1221
1222VPAPI
1223VOID
1224NTAPI
1225VideoPortStartTimer(
1226 IN PVOID HwDeviceExtension);
1227
1228VPAPI
1229VOID
1230NTAPI
1231VideoPortStopTimer(
1232 IN PVOID HwDeviceExtension);
1233
1234VPAPI
1235BOOLEAN
1236NTAPI
1237VideoPortSynchronizeExecution(
1238 IN PVOID HwDeviceExtension,
1239 IN VIDEO_SYNCHRONIZE_PRIORITY Priority,
1240 IN PMINIPORT_SYNCHRONIZE_ROUTINE SynchronizeRoutine,
1241 IN PVOID Context);
1242
1243VPAPI
1244VP_STATUS
1245NTAPI
1246VideoPortUnmapMemory(
1247 IN PVOID HwDeviceExtension,
1248 IN OUT PVOID VirtualAddress,
1249 IN HANDLE ProcessHandle);
1250
1251VPAPI
1252VP_STATUS
1253NTAPI
1254VideoPortVerifyAccessRanges(
1255 _In_ PVOID HwDeviceExtension,
1256 _In_opt_ ULONG NumAccessRanges,
1257 _In_reads_opt_(NumAccessRanges) PVIDEO_ACCESS_RANGE AccessRanges);
1258
1259VPAPI
1260VOID
1261NTAPI
1262VideoPortWritePortBufferUchar(
1263 IN PUCHAR Port,
1264 IN PUCHAR Buffer,
1265 IN ULONG Count);
1266
1267VPAPI
1268VOID
1269NTAPI
1270VideoPortWritePortBufferUlong(
1271 IN PULONG Port,
1272 IN PULONG Buffer,
1273 IN ULONG Count);
1274
1275VPAPI
1276VOID
1277NTAPI
1278VideoPortWritePortBufferUshort(
1279 IN PUSHORT Port,
1280 IN PUSHORT Buffer,
1281 IN ULONG Count);
1282
1283VPAPI
1284VOID
1285NTAPI
1286VideoPortWritePortUchar(
1287 IN PUCHAR Port,
1288 IN UCHAR Value);
1289
1290VPAPI
1291VOID
1292NTAPI
1293VideoPortWritePortUlong(
1294 IN PULONG Port,
1295 IN ULONG Value);
1296
1297VPAPI
1298VOID
1299NTAPI
1300VideoPortWritePortUshort(
1301 IN PUSHORT Port,
1302 IN USHORT Value);
1303
1304VPAPI
1305VOID
1306NTAPI
1307VideoPortWriteRegisterBufferUchar(
1308 IN PUCHAR Register,
1309 IN PUCHAR Buffer,
1310 IN ULONG Count);
1311
1312VPAPI
1313VOID
1314NTAPI
1315VideoPortWriteRegisterBufferUlong(
1316 IN PULONG Register,
1317 IN PULONG Buffer,
1318 IN ULONG Count);
1319
1320VPAPI
1321VOID
1322NTAPI
1323VideoPortWriteRegisterBufferUshort(
1324 IN PUSHORT Register,
1325 IN PUSHORT Buffer,
1326 IN ULONG Count);
1327
1328VPAPI
1329VOID
1330NTAPI
1331VideoPortWriteRegisterUchar(
1332 IN PUCHAR Register,
1333 IN UCHAR Value);
1334
1335VPAPI
1336VOID
1337NTAPI
1338VideoPortWriteRegisterUlong(
1339 IN PULONG Register,
1340 IN ULONG Value);
1341
1342VPAPI
1343VOID
1344NTAPI
1345VideoPortWriteRegisterUshort(
1346 IN PUSHORT Register,
1347 IN USHORT Value);
1348
1349VPAPI
1350VOID
1351NTAPI
1352VideoPortZeroDeviceMemory(
1353 IN PVOID Destination,
1354 IN ULONG Length);
1355
1356VPAPI
1357VOID
1358NTAPI
1359VideoPortZeroMemory(
1360 IN PVOID Destination,
1361 IN ULONG Length);
1362
1363VPAPI
1364PVOID
1365NTAPI
1366VideoPortAllocateContiguousMemory(
1367 IN PVOID HwDeviceExtension,
1368 IN ULONG NumberOfBytes,
1369 IN PHYSICAL_ADDRESS HighestAcceptableAddress);
1370
1371VPAPI
1372PVOID
1373NTAPI
1374VideoPortGetCommonBuffer(
1375 IN PVOID HwDeviceExtension,
1376 IN ULONG DesiredLength,
1377 IN ULONG Alignment,
1378 OUT PPHYSICAL_ADDRESS LogicalAddress,
1379 OUT PULONG pActualLength,
1380 IN BOOLEAN CacheEnabled);
1381
1382VPAPI
1383VOID
1384NTAPI
1385VideoPortFreeCommonBuffer(
1386 IN PVOID HwDeviceExtension,
1387 IN ULONG Length,
1388 IN PVOID VirtualAddress,
1389 IN PHYSICAL_ADDRESS LogicalAddress,
1390 IN BOOLEAN CacheEnabled);
1391
1392VPAPI
1393PDMA
1394NTAPI
1395VideoPortDoDma(
1396 IN PVOID HwDeviceExtension,
1397 IN PDMA pDma,
1398 IN DMA_FLAGS DmaFlags);
1399
1400VPAPI
1401BOOLEAN
1402NTAPI
1403VideoPortLockPages(
1404 IN PVOID HwDeviceExtension,
1405 IN OUT PVIDEO_REQUEST_PACKET pVrp,
1406 IN OUT PEVENT pUEvent,
1407 IN PEVENT pDisplayEvent,
1408 IN DMA_FLAGS DmaFlags);
1409
1410VPAPI
1411BOOLEAN
1412NTAPI
1413VideoPortUnlockPages(
1414 IN PVOID hwDeviceExtension,
1415 IN OUT PDMA pDma);
1416
1417VPAPI
1418BOOLEAN
1419NTAPI
1420VideoPortSignalDmaComplete(
1421 IN PVOID HwDeviceExtension,
1422 IN PDMA pDmaHandle);
1423
1424VPAPI
1425PVOID
1426NTAPI
1427VideoPortGetMdl(
1428 IN PVOID HwDeviceExtension,
1429 IN PDMA pDma);
1430
1431VPAPI
1432PVOID
1433NTAPI
1434VideoPortGetDmaContext(
1435 IN PVOID HwDeviceExtension,
1436 IN PDMA pDma);
1437
1438VPAPI
1439VOID
1440NTAPI
1441VideoPortSetDmaContext(
1442 IN PVOID HwDeviceExtension,
1443 OUT PDMA pDma,
1444 IN PVOID InstanceContext);
1445
1446VPAPI
1447ULONG
1448NTAPI
1449VideoPortGetBytesUsed(
1450 IN PVOID HwDeviceExtension,
1451 IN PDMA pDma);
1452
1453VPAPI
1454VOID
1455NTAPI
1456VideoPortSetBytesUsed(
1457 IN PVOID HwDeviceExtension,
1458 IN OUT PDMA pDma,
1459 IN ULONG BytesUsed);
1460
1461VPAPI
1462PDMA
1463NTAPI
1464VideoPortAssociateEventsWithDmaHandle(
1465 IN PVOID HwDeviceExtension,
1466 IN OUT PVIDEO_REQUEST_PACKET pVrp,
1467 IN PVOID MappedUserEvent,
1468 IN PVOID DisplayDriverEvent);
1469
1470VPAPI
1471PDMA
1472NTAPI
1473VideoPortMapDmaMemory(
1474 IN PVOID HwDeviceExtension,
1475 IN PVIDEO_REQUEST_PACKET pVrp,
1476 IN PHYSICAL_ADDRESS BoardAddress,
1477 IN PULONG Length,
1478 IN PULONG InIoSpace,
1479 IN PVOID MappedUserEvent,
1480 IN PVOID DisplayDriverEvent,
1481 IN OUT PVOID *VirtualAddress);
1482
1483VPAPI
1484BOOLEAN
1485NTAPI
1486VideoPortUnmapDmaMemory(
1487 IN PVOID HwDeviceExtension,
1488 IN PVOID VirtualAddress,
1489 IN HANDLE ProcessHandle,
1490 IN PDMA BoardMemoryHandle);
1491
1492VPAPI
1493VP_STATUS
1494NTAPI
1495VideoPortCreateSecondaryDisplay(
1496 IN PVOID HwDeviceExtension,
1497 IN OUT PVOID *SecondaryDeviceExtension,
1498 IN ULONG ulFlag);
1499
1500VPAPI
1501PVP_DMA_ADAPTER
1502NTAPI
1503VideoPortGetDmaAdapter(
1504 IN PVOID HwDeviceExtension,
1505 IN PVP_DEVICE_DESCRIPTION VpDeviceDescription);
1506
1507VPAPI
1508VOID
1509NTAPI
1510VideoPortPutDmaAdapter(
1511 IN PVOID HwDeviceExtension,
1512 IN PVP_DMA_ADAPTER VpDmaAdapter);
1513
1514VPAPI
1515PVOID
1516NTAPI
1517VideoPortAllocateCommonBuffer(
1518 IN PVOID HwDeviceExtension,
1519 IN PVP_DMA_ADAPTER VpDmaAdapter,
1520 IN ULONG DesiredLength,
1521 OUT PPHYSICAL_ADDRESS LogicalAddress,
1522 IN BOOLEAN CacheEnabled,
1523 PVOID Reserved);
1524
1525VPAPI
1526VOID
1527NTAPI
1528VideoPortReleaseCommonBuffer(
1529 IN PVOID HwDeviceExtension,
1530 IN PVP_DMA_ADAPTER VpDmaAdapter,
1531 IN ULONG Length,
1532 IN PHYSICAL_ADDRESS LogicalAddress,
1533 IN PVOID VirtualAddress,
1534 IN BOOLEAN CacheEnabled);
1535
1536VPAPI
1537PVOID
1538NTAPI
1539VideoPortLockBuffer(
1540 IN PVOID HwDeviceExtension,
1541 IN PVOID BaseAddress,
1542 IN ULONG Length,
1543 IN VP_LOCK_OPERATION Operation);
1544
1545VPAPI
1546VOID
1547NTAPI
1548VideoPortUnlockBuffer(
1549 IN PVOID HwDeviceExtension,
1550 IN PVOID Mdl);
1551
1552VPAPI
1553VP_STATUS
1554NTAPI
1555VideoPortStartDma(
1556 IN PVOID HwDeviceExtension,
1557 IN PVP_DMA_ADAPTER VpDmaAdapter,
1558 IN PVOID Mdl,
1559 IN ULONG Offset,
1560 IN OUT PULONG pLength,
1561 IN PEXECUTE_DMA ExecuteDmaRoutine,
1562 IN PVOID Context,
1563 IN BOOLEAN WriteToDevice);
1564
1565VPAPI
1566VP_STATUS
1567NTAPI
1568VideoPortCompleteDma(
1569 IN PVOID HwDeviceExtension,
1570 IN PVP_DMA_ADAPTER VpDmaAdapter,
1571 IN PVP_SCATTER_GATHER_LIST VpScatterGather,
1572 IN BOOLEAN WriteToDevice);
1573
1574VPAPI
1575VP_STATUS
1576NTAPI
1577VideoPortCreateEvent(
1578 IN PVOID HwDeviceExtension,
1579 IN ULONG EventFlag,
1580 IN PVOID Unused,
1581 OUT PEVENT *ppEvent);
1582
1583VPAPI
1584VP_STATUS
1585NTAPI
1586VideoPortDeleteEvent(
1587 IN PVOID HwDeviceExtension,
1588 IN PEVENT pEvent);
1589
1590VPAPI
1591LONG
1592NTAPI
1593VideoPortSetEvent(
1594 IN PVOID HwDeviceExtension,
1595 IN PEVENT pEvent);
1596
1597VPAPI
1598VOID
1599NTAPI
1600VideoPortClearEvent(
1601 IN PVOID HwDeviceExtension,
1602 IN PEVENT pEvent);
1603
1604VPAPI
1605LONG
1606NTAPI
1607VideoPortReadStateEvent(
1608 IN PVOID HwDeviceExtension,
1609 IN PEVENT pEvent);
1610
1611VPAPI
1612VP_STATUS
1613NTAPI
1614VideoPortWaitForSingleObject(
1615 IN PVOID HwDeviceExtension,
1616 IN PVOID Object,
1617 IN PLARGE_INTEGER Timeout OPTIONAL);
1618
1619VPAPI
1620PVOID
1621NTAPI
1622VideoPortAllocatePool(
1623 IN PVOID HwDeviceExtension,
1624 IN VP_POOL_TYPE PoolType,
1625 IN SIZE_T NumberOfBytes,
1626 IN ULONG Tag);
1627
1628VPAPI
1629VOID
1630NTAPI
1631VideoPortFreePool(
1632 IN PVOID HwDeviceExtension,
1633 IN PVOID Ptr);
1634
1635VPAPI
1636VP_STATUS
1637NTAPI
1638VideoPortCreateSpinLock(
1639 IN PVOID HwDeviceExtension,
1640 OUT PSPIN_LOCK *SpinLock);
1641
1642VPAPI
1643VP_STATUS
1644NTAPI
1645VideoPortDeleteSpinLock(
1646 IN PVOID HwDeviceExtension,
1647 IN PSPIN_LOCK SpinLock);
1648
1649VPAPI
1650VOID
1651NTAPI
1652VideoPortAcquireSpinLock(
1653 IN PVOID HwDeviceExtension,
1654 IN PSPIN_LOCK SpinLock,
1655 OUT PUCHAR OldIrql);
1656
1657VPAPI
1658VOID
1659NTAPI
1660VideoPortAcquireSpinLockAtDpcLevel(
1661 IN PVOID HwDeviceExtension,
1662 IN PSPIN_LOCK SpinLock);
1663
1664VPAPI
1665VOID
1666NTAPI
1667VideoPortReleaseSpinLock(
1668 IN PVOID HwDeviceExtension,
1669 IN PSPIN_LOCK SpinLock,
1670 IN UCHAR NewIrql);
1671
1672VPAPI
1673VOID
1674NTAPI
1675VideoPortReleaseSpinLockFromDpcLevel(
1676 IN PVOID HwDeviceExtension,
1677 IN PSPIN_LOCK SpinLock);
1678
1679VPAPI
1680VOID
1681NTAPI
1682VideoPortQuerySystemTime(
1683 OUT PLARGE_INTEGER CurrentTime);
1684
1685VPAPI
1686BOOLEAN
1687NTAPI
1688VideoPortCheckForDeviceExistence(
1689 IN PVOID HwDeviceExtension,
1690 IN USHORT VendorId,
1691 IN USHORT DeviceId,
1692 IN UCHAR RevisionId,
1693 IN USHORT SubVendorId,
1694 IN USHORT SubSystemId,
1695 IN ULONG Flags);
1696
1697VPAPI
1698ULONG
1699NTAPI
1700VideoPortGetAssociatedDeviceID(
1701 IN PVOID DeviceObject);
1702
1703VPAPI
1704VP_STATUS
1705NTAPI
1706VideoPortFlushRegistry(
1707 PVOID HwDeviceExtension);
1708
1709VPAPI
1710VP_STATUS
1711NTAPI
1712VideoPortGetVersion(
1713 IN PVOID HwDeviceExtension,
1714 IN OUT PVPOSVERSIONINFO pVpOsVersionInfo);
1715
1716VPAPI
1717BOOLEAN
1718NTAPI
1719VideoPortIsNoVesa(VOID);
1720
1721VPAPI
1722VP_STATUS
1723NTAPI
1724VideoPortRegisterBugcheckCallback(
1725 IN PVOID HwDeviceExtension,
1726 IN ULONG BugcheckCode,
1727 IN PVIDEO_BUGCHECK_CALLBACK Callback,
1728 IN ULONG BugcheckDataSize);
1729
1730VPAPI
1731PVIDEO_DEBUG_REPORT
1732NTAPI
1733VideoPortDbgReportCreate(
1734 IN PVOID HwDeviceExtension,
1735 IN ULONG ulCode,
1736 IN ULONG_PTR ulpArg1,
1737 IN ULONG_PTR ulpArg2,
1738 IN ULONG_PTR ulpArg3,
1739 IN ULONG_PTR ulpArg4);
1740
1741VPAPI
1742BOOLEAN
1743NTAPI
1744VideoPortDbgReportSecondaryData(
1745 IN OUT PVIDEO_DEBUG_REPORT pReport,
1746 IN PVOID pvData,
1747 IN ULONG ulDataSize);
1748
1749VPAPI
1750VOID
1751NTAPI
1752VideoPortDbgReportComplete(
1753 IN OUT PVIDEO_DEBUG_REPORT pReport);
1754
1755#ifdef __cplusplus
1756}
1757#endif