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source: Daodan/MinGW/include/ddk/video.h@ 1063

Last change on this file since 1063 was 1046, checked in by alloc, 8 years ago
Daodan: Added Windows MinGW and build batch file
File size: 32.7 KB

Rev	Line
[1046]	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	#ifndef __VIDEO_H
	24	#define __VIDEO_H
	25
	26
	27	#if __GNUC__ >=3
	28	#pragma GCC system_header
	29	#endif
	30
	31	#ifdef __WINDDI_H
	32	#error winddi.h cannot be included with video.h
	33	#else
	34
	35	#ifdef __cplusplus
	36	extern "C" {
	37	#endif
	38
	39	#include "ntddk.h"
	40
	41	#if defined(_VIDEOPORT_)
	42	#define VPAPI DECLSPEC_EXPORT
	43	#else
	44	#define VPAPI DECLSPEC_IMPORT
	45	#endif
	46
	47	#include "videoagp.h"
	48	#include "ntddvdeo.h"
	49
	50
	51	typedef LONG VP_STATUS;
	52	typedef VP_STATUS *PVP_STATUS;
	53	typedef struct __DMA_PARAMETERS * PDMA;
	54	typedef struct _VIDEO_PORT_EVENT *PEVENT;
	55	typedef struct _VIDEO_PORT_SPIN_LOCK *PSPIN_LOCK;
	56	typedef struct __VP_DMA_ADAPTER *PVP_DMA_ADAPTER;
	57
	58	#define DISPLAY_ADAPTER_HW_ID 0xFFFFFFFF
	59
	60	#define EVENT_TYPE_MASK 1
	61	#define SYNCHRONIZATION_EVENT 0
	62	#define NOTIFICATION_EVENT 1
	63
	64	#define INITIAL_EVENT_STATE_MASK 2
	65	#define INITIAL_EVENT_NOT_SIGNALED 0
	66	#define INITIAL_EVENT_SIGNALED 2
	67
	68	typedef enum VIDEO_DEBUG_LEVEL {
	69	Error = 0,
	70	Warn,
	71	Trace,
	72	Info
	73	} VIDEO_DEBUG_LEVEL, *PVIDEO_DEBUG_LEVEL;
	74
	75	typedef enum {
	76	VideoPortUnlockAfterDma = 1,
	77	VideoPortKeepPagesLocked,
	78	VideoPortDmaInitOnly
	79	} DMA_FLAGS;
	80
	81	typedef enum _HW_DMA_RETURN {
	82	DmaAsyncReturn,
	83	DmaSyncReturn
	84	} HW_DMA_RETURN, *PHW_DMA_RETURN;
	85
	86	typedef HW_DMA_RETURN
	87	(*PVIDEO_HW_START_DMA)(
	88	PVOID HwDeviceExtension,
	89	PDMA pDma);
	90
	91
	92	#ifdef DBG
	93
	94	#define PAGED_CODE() \
	95	if (VideoPortGetCurrentIrql() > 1 /* APC_LEVEL */) \
	96	{ \
	97	VideoPortDebugPrint(Error, "Video: Pageable code called at IRQL %d\n", VideoPortGetCurrentIrql() ); \
	98	ASSERT(FALSE); \
	99	}
	100
	101	#else
	102
	103	#define PAGED_CODE()
	104
	105	#endif
	106
	107	typedef struct _VIDEO_HARDWARE_CONFIGURATION_DATA {
	108	INTERFACE_TYPE InterfaceType;
	109	ULONG BusNumber;
	110	USHORT Version;
	111	USHORT Revision;
	112	USHORT Irql;
	113	USHORT Vector;
	114	ULONG ControlBase;
	115	ULONG ControlSize;
	116	ULONG CursorBase;
	117	ULONG CursorSize;
	118	ULONG FrameBase;
	119	ULONG FrameSize;
	120	} VIDEO_HARDWARE_CONFIGURATION_DATA, *PVIDEO_HARDWARE_CONFIGURATION_DATA;
	121
	122	#define SIZE_OF_NT4_VIDEO_PORT_CONFIG_INFO 0x42
	123	#define SIZE_OF_NT4_VIDEO_HW_INITIALIZATION_DATA 0x28
	124	#define SIZE_OF_W2K_VIDEO_HW_INITIALIZATION_DATA 0x50
	125
	126	typedef enum _VIDEO_DEVICE_DATA_TYPE {
	127	VpMachineData = 0,
	128	VpCmosData,
	129	VpBusData,
	130	VpControllerData,
	131	VpMonitorData
	132	} VIDEO_DEVICE_DATA_TYPE, *PVIDEO_DEVICE_DATA_TYPE;
	133
	134
	135
	136	/* Video miniport driver functions */
	137
	138	typedef struct _VP_SCATTER_GATHER_ELEMENT {
	139	PHYSICAL_ADDRESS Address;
	140	ULONG Length;
	141	ULONG_PTR Reserved;
	142	} VP_SCATTER_GATHER_ELEMENT, *PVP_SCATTER_GATHER_ELEMENT;
	143
	144	typedef struct _VP_SCATTER_GATHER_LIST {
	145	ULONG NumberOfElements;
	146	ULONG_PTR Reserved;
	147	VP_SCATTER_GATHER_ELEMENT Elements[0];
	148	} VP_SCATTER_GATHER_LIST, *PVP_SCATTER_GATHER_LIST;
	149
	150	typedef VOID DDKAPI
	151	(*PEXECUTE_DMA)(
	152	/IN/ PVOID HwDeviceExtension,
	153	/IN/ PVP_DMA_ADAPTER VpDmaAdapter,
	154	/IN/ PVP_SCATTER_GATHER_LIST SGList,
	155	/IN/ PVOID Context);
	156
	157	typedef PVOID DDKAPI
	158	(*PVIDEO_PORT_GET_PROC_ADDRESS)(
	159	/IN/ PVOID HwDeviceExtension,
	160	/IN/ PUCHAR FunctionName);
	161
	162	typedef struct _VIDEO_PORT_CONFIG_INFO {
	163	ULONG Length;
	164	ULONG SystemIoBusNumber;
	165	INTERFACE_TYPE AdapterInterfaceType;
	166	ULONG BusInterruptLevel;
	167	ULONG BusInterruptVector;
	168	KINTERRUPT_MODE InterruptMode;
	169	ULONG NumEmulatorAccessEntries;
	170	PEMULATOR_ACCESS_ENTRY EmulatorAccessEntries;
	171	ULONG_PTR EmulatorAccessEntriesContext;
	172	PHYSICAL_ADDRESS VdmPhysicalVideoMemoryAddress;
	173	ULONG VdmPhysicalVideoMemoryLength;
	174	ULONG HardwareStateSize;
	175	ULONG DmaChannel;
	176	ULONG DmaPort;
	177	UCHAR DmaShareable;
	178	UCHAR InterruptShareable;
	179	BOOLEAN Master;
	180	DMA_WIDTH DmaWidth;
	181	DMA_SPEED DmaSpeed;
	182	BOOLEAN bMapBuffers;
	183	BOOLEAN NeedPhysicalAddresses;
	184	BOOLEAN DemandMode;
	185	ULONG MaximumTransferLength;
	186	ULONG NumberOfPhysicalBreaks;
	187	BOOLEAN ScatterGather;
	188	ULONG MaximumScatterGatherChunkSize;
	189	PVIDEO_PORT_GET_PROC_ADDRESS VideoPortGetProcAddress;
	190	PWSTR DriverRegistryPath;
	191	ULONGLONG SystemMemorySize;
	192	} VIDEO_PORT_CONFIG_INFO, *PVIDEO_PORT_CONFIG_INFO;
	193
	194	typedef VP_STATUS DDKAPI
	195	(*PVIDEO_HW_FIND_ADAPTER)(
	196	/IN/ PVOID HwDeviceExtension,
	197	/IN/ PVOID HwContext,
	198	/IN/ PWSTR ArgumentString,
	199	/IN OUT/ PVIDEO_PORT_CONFIG_INFO ConfigInfo,
	200	/OUT/ PUCHAR Again);
	201
	202	typedef VP_STATUS DDKAPI
	203	(*PVIDEO_HW_POWER_GET)(
	204	/IN/ PVOID HwDeviceExtension,
	205	/IN/ ULONG HwId,
	206	/IN OUT/ PVIDEO_POWER_MANAGEMENT VideoPowerControl);
	207
	208	/* PVIDEO_HW_GET_CHILD_DESCRIPTOR return values */
	209	#define VIDEO_ENUM_MORE_DEVICES ERROR_CONTINUE
	210	#define VIDEO_ENUM_NO_MORE_DEVICES ERROR_NO_MORE_DEVICES
	211	#define VIDEO_ENUM_INVALID_DEVICE ERROR_INVALID_NAME
	212
	213	/* PVIDEO_HW_GET_CHILD_DESCRIPTOR.ChildEnumInfo constants */
	214	typedef struct _VIDEO_CHILD_ENUM_INFO {
	215	ULONG Size;
	216	ULONG ChildDescriptorSize;
	217	ULONG ChildIndex;
	218	ULONG ACPIHwId;
	219	PVOID ChildHwDeviceExtension;
	220	} VIDEO_CHILD_ENUM_INFO, *PVIDEO_CHILD_ENUM_INFO;
	221
	222	/* PVIDEO_HW_GET_CHILD_DESCRIPTOR.VideoChildType constants */
	223	typedef enum _VIDEO_CHILD_TYPE {
	224	Monitor = 1,
	225	NonPrimaryChip,
	226	VideoChip,
	227	Other
	228	} VIDEO_CHILD_TYPE, *PVIDEO_CHILD_TYPE;
	229
	230	typedef VP_STATUS DDKAPI
	231	(*PVIDEO_HW_GET_CHILD_DESCRIPTOR)(
	232	/IN/ PVOID HwDeviceExtension,
	233	/IN/ PVIDEO_CHILD_ENUM_INFO ChildEnumInfo,
	234	/OUT/ PVIDEO_CHILD_TYPE VideoChildType,
	235	/OUT/ PUCHAR pChildDescriptor,
	236	/OUT/ PULONG UId,
	237	/OUT/ PULONG pUnused);
	238
	239	typedef BOOLEAN DDKAPI
	240	(*PVIDEO_HW_INITIALIZE)(
	241	/IN/ PVOID HwDeviceExtension);
	242
	243	typedef BOOLEAN DDKAPI
	244	(*PVIDEO_HW_INTERRUPT)(
	245	/IN/ PVOID HwDeviceExtension);
	246
	247	/* VIDEO_ACCESS_RANGE.RangePassive */
	248	#define VIDEO_RANGE_PASSIVE_DECODE 1
	249	#define VIDEO_RANGE_10_BIT_DECODE 2
	250
	251	#ifndef VIDEO_ACCESS_RANGE_DEFINED /* also in miniport.h */
	252	#define VIDEO_ACCESS_RANGE_DEFINED
	253	typedef struct _VIDEO_ACCESS_RANGE {
	254	PHYSICAL_ADDRESS RangeStart;
	255	ULONG RangeLength;
	256	UCHAR RangeInIoSpace;
	257	UCHAR RangeVisible;
	258	UCHAR RangeShareable;
	259	UCHAR RangePassive;
	260	} VIDEO_ACCESS_RANGE, *PVIDEO_ACCESS_RANGE;
	261	#endif
	262
	263	typedef VOID DDKAPI
	264	(*PVIDEO_HW_LEGACYRESOURCES)(
	265	/IN/ ULONG VendorId,
	266	/IN/ ULONG DeviceId,
	267	/IN OUT/ PVIDEO_ACCESS_RANGE *LegacyResourceList,
	268	/IN OUT/ PULONG LegacyResourceCount);
	269
	270	typedef VP_STATUS DDKAPI
	271	(*PMINIPORT_QUERY_DEVICE_ROUTINE)(
	272	/IN/ PVOID HwDeviceExtension,
	273	/IN/ PVOID Context,
	274	/IN/ VIDEO_DEVICE_DATA_TYPE DeviceDataType,
	275	/IN/ PVOID Identifier,
	276	/IN/ ULONG IdentifierLength,
	277	/IN/ PVOID ConfigurationData,
	278	/IN/ ULONG ConfigurationDataLength,
	279	/IN OUT/ PVOID ComponentInformation,
	280	/IN/ ULONG ComponentInformationLength);
	281
	282	typedef struct _QUERY_INTERFACE {
	283	CONST GUID *InterfaceType;
	284	USHORT Size;
	285	USHORT Version;
	286	PINTERFACE Interface;
	287	PVOID InterfaceSpecificData;
	288	} QUERY_INTERFACE, *PQUERY_INTERFACE;
	289
	290	typedef VP_STATUS DDKAPI
	291	(*PVIDEO_HW_QUERY_INTERFACE)(
	292	/IN/ PVOID HwDeviceExtension,
	293	/IN OUT/ PQUERY_INTERFACE QueryInterface);
	294
	295	typedef VP_STATUS DDKAPI
	296	(*PMINIPORT_GET_REGISTRY_ROUTINE)(
	297	/IN/ PVOID HwDeviceExtension,
	298	/IN/ PVOID Context,
	299	/IN OUT/ PWSTR ValueName,
	300	/IN OUT/ PVOID ValueData,
	301	/IN/ ULONG ValueLength);
	302
	303	typedef BOOLEAN DDKAPI
	304	(*PVIDEO_HW_RESET_HW)(
	305	/IN/ PVOID HwDeviceExtension,
	306	/IN/ ULONG Columns,
	307	/IN/ ULONG Rows);
	308
	309	typedef VP_STATUS DDKAPI
	310	(*PVIDEO_HW_POWER_SET)(
	311	/IN/ PVOID HwDeviceExtension,
	312	/IN/ ULONG HwId,
	313	/IN/ PVIDEO_POWER_MANAGEMENT VideoPowerControl);
	314
	315	typedef struct _STATUS_BLOCK {
	316	_ANONYMOUS_UNION union {
	317	VP_STATUS Status;
	318	PVOID Pointer;
	319	} DUMMYUNIONNAME;
	320	ULONG_PTR Information;
	321	} STATUS_BLOCK, *PSTATUS_BLOCK;
	322
	323	typedef struct _VIDEO_REQUEST_PACKET {
	324	ULONG IoControlCode;
	325	PSTATUS_BLOCK StatusBlock;
	326	PVOID InputBuffer;
	327	ULONG InputBufferLength;
	328	PVOID OutputBuffer;
	329	ULONG OutputBufferLength;
	330	} VIDEO_REQUEST_PACKET, *PVIDEO_REQUEST_PACKET;
	331
	332	typedef BOOLEAN DDKAPI
	333	(*PVIDEO_HW_START_IO)(
	334	/IN/ PVOID HwDeviceExtension,
	335	/IN/ PVIDEO_REQUEST_PACKET RequestPacket);
	336
	337	typedef BOOLEAN DDKAPI
	338	(*PMINIPORT_SYNCHRONIZE_ROUTINE)(
	339	/IN/ PVOID Context);
	340
	341	typedef VOID DDKAPI
	342	(*PVIDEO_HW_TIMER)(
	343	/IN/ PVOID HwDeviceExtension);
	344
	345	typedef VOID DDKAPI
	346	(*PMINIPORT_DPC_ROUTINE)(
	347	/IN/ PVOID HwDeviceExtension,
	348	/IN/ PVOID Context);
	349
	350	typedef VP_STATUS DDKAPI
	351	(*PDRIVER_IO_PORT_UCHAR)(
	352	/IN/ ULONG_PTR Context,
	353	/IN/ ULONG Port,
	354	/IN/ UCHAR AccessMode,
	355	/IN/ PUCHAR Data);
	356
	357	typedef VP_STATUS DDKAPI
	358	(*PDRIVER_IO_PORT_UCHAR_STRING)(
	359	/IN/ ULONG_PTR Context,
	360	/IN/ ULONG Port,
	361	/IN/ UCHAR AccessMode,
	362	/IN/ PUCHAR Data,
	363	/IN/ ULONG DataLength);
	364
	365	typedef VP_STATUS DDKAPI
	366	(*PDRIVER_IO_PORT_ULONG)(
	367	/IN/ ULONG_PTR Context,
	368	/IN/ ULONG Port,
	369	/IN/ UCHAR AccessMode,
	370	/IN/ PULONG Data);
	371
	372	typedef VP_STATUS DDKAPI
	373	(*PDRIVER_IO_PORT_ULONG_STRING)(
	374	/IN/ ULONG_PTR Context,
	375	/IN/ ULONG Port,
	376	/IN/ UCHAR AccessMode,
	377	/IN/ PULONG Data,
	378	/IN/ ULONG DataLength);
	379
	380	typedef VP_STATUS DDKAPI
	381	(*PDRIVER_IO_PORT_USHORT)(
	382	/IN/ ULONG_PTR Context,
	383	/IN/ ULONG Port,
	384	/IN/ UCHAR AccessMode,
	385	/IN/ PUSHORT Data);
	386
	387	typedef VP_STATUS DDKAPI
	388	(*PDRIVER_IO_PORT_USHORT_STRING)(
	389	/IN/ ULONG_PTR Context,
	390	/IN/ ULONG Port,
	391	/IN/ UCHAR AccessMode,
	392	/IN/ PUSHORT Data,
	393	/IN/ ULONG DataLength);
	394
	395
	396
	397	typedef struct _INT10_BIOS_ARGUMENTS {
	398	ULONG Eax;
	399	ULONG Ebx;
	400	ULONG Ecx;
	401	ULONG Edx;
	402	ULONG Esi;
	403	ULONG Edi;
	404	ULONG Ebp;
	405	USHORT SegDs;
	406	USHORT SegEs;
	407	} INT10_BIOS_ARGUMENTS, *PINT10_BIOS_ARGUMENTS;
	408
	409	typedef struct _VIDEO_CHILD_STATE {
	410	ULONG Id;
	411	ULONG State;
	412	} VIDEO_CHILD_STATE, *PVIDEO_CHILD_STATE;
	413
	414	typedef struct _VIDEO_CHILD_STATE_CONFIGURATION {
	415	ULONG Count;
	416	VIDEO_CHILD_STATE ChildStateArray[ANYSIZE_ARRAY];
	417	} VIDEO_CHILD_STATE_CONFIGURATION, *PVIDEO_CHILD_STATE_CONFIGURATION;
	418
	419	typedef struct _VIDEO_HW_INITIALIZATION_DATA {
	420	ULONG HwInitDataSize;
	421	INTERFACE_TYPE AdapterInterfaceType;
	422	PVIDEO_HW_FIND_ADAPTER HwFindAdapter;
	423	PVIDEO_HW_INITIALIZE HwInitialize;
	424	PVIDEO_HW_INTERRUPT HwInterrupt;
	425	PVIDEO_HW_START_IO HwStartIO;
	426	ULONG HwDeviceExtensionSize;
	427	ULONG StartingDeviceNumber;
	428	PVIDEO_HW_RESET_HW HwResetHw;
	429	PVIDEO_HW_TIMER HwTimer;
	430	PVIDEO_HW_START_DMA HwStartDma;
	431	PVIDEO_HW_POWER_SET HwSetPowerState;
	432	PVIDEO_HW_POWER_GET HwGetPowerState;
	433	PVIDEO_HW_GET_CHILD_DESCRIPTOR HwGetVideoChildDescriptor;
	434	PVIDEO_HW_QUERY_INTERFACE HwQueryInterface;
	435	ULONG HwChildDeviceExtensionSize;
	436	PVIDEO_ACCESS_RANGE HwLegacyResourceList;
	437	ULONG HwLegacyResourceCount;
	438	PVIDEO_HW_LEGACYRESOURCES HwGetLegacyResources;
	439	BOOLEAN AllowEarlyEnumeration;
	440	ULONG Reserved;
	441	} VIDEO_HW_INITIALIZATION_DATA, *PVIDEO_HW_INITIALIZATION_DATA;
	442
	443	/* VIDEO_PORT_AGP_INTERFACE.Version contants */
	444	#define VIDEO_PORT_AGP_INTERFACE_VERSION_1 1
	445
	446	typedef struct _VIDEO_PORT_AGP_INTERFACE {
	447	SHORT Size;
	448	SHORT Version;
	449	PVOID Context;
	450	PINTERFACE_REFERENCE InterfaceReference;
	451	PINTERFACE_DEREFERENCE InterfaceDereference;
	452	PAGP_RESERVE_PHYSICAL AgpReservePhysical;
	453	PAGP_RELEASE_PHYSICAL AgpReleasePhysical;
	454	PAGP_COMMIT_PHYSICAL AgpCommitPhysical;
	455	PAGP_FREE_PHYSICAL AgpFreePhysical;
	456	PAGP_RESERVE_VIRTUAL AgpReserveVirtual;
	457	PAGP_RELEASE_VIRTUAL AgpReleaseVirtual;
	458	PAGP_COMMIT_VIRTUAL AgpCommitVirtual;
	459	PAGP_FREE_VIRTUAL AgpFreeVirtual;
	460	ULONGLONG AgpAllocationLimit;
	461	} VIDEO_PORT_AGP_INTERFACE, *PVIDEO_PORT_AGP_INTERFACE;
	462
	463	/* VIDEO_PORT_AGP_INTERFACE_2.Version constants */
	464	#define VIDEO_PORT_AGP_INTERFACE_VERSION_2 2
	465
	466	typedef struct _VIDEO_PORT_AGP_INTERFACE_2 {
	467	/IN/ USHORT Size;
	468	/IN/ USHORT Version;
	469	/OUT/ PVOID Context;
	470	/OUT/ PINTERFACE_REFERENCE InterfaceReference;
	471	/OUT/ PINTERFACE_DEREFERENCE InterfaceDereference;
	472	/OUT/ PAGP_RESERVE_PHYSICAL AgpReservePhysical;
	473	/OUT/ PAGP_RELEASE_PHYSICAL AgpReleasePhysical;
	474	/OUT/ PAGP_COMMIT_PHYSICAL AgpCommitPhysical;
	475	/OUT/ PAGP_FREE_PHYSICAL AgpFreePhysical;
	476	/OUT/ PAGP_RESERVE_VIRTUAL AgpReserveVirtual;
	477	/OUT/ PAGP_RELEASE_VIRTUAL AgpReleaseVirtual;
	478	/OUT/ PAGP_COMMIT_VIRTUAL AgpCommitVirtual;
	479	/OUT/ PAGP_FREE_VIRTUAL AgpFreeVirtual;
	480	/OUT/ ULONGLONG AgpAllocationLimit;
	481	/OUT/ PAGP_SET_RATE AgpSetRate;
	482	} VIDEO_PORT_AGP_INTERFACE_2, *PVIDEO_PORT_AGP_INTERFACE_2;
	483
	484	#define VIDEO_PORT_I2C_INTERFACE_VERSION_1 1
	485
	486	typedef VOID DDKAPI
	487	(*PVIDEO_WRITE_CLOCK_LINE)(
	488	PVOID HwDeviceExtension,
	489	UCHAR Data);
	490
	491	typedef VOID DDKAPI
	492	(*PVIDEO_WRITE_DATA_LINE)(
	493	PVOID HwDeviceExtension,
	494	UCHAR Data);
	495
	496	typedef BOOLEAN DDKAPI
	497	(*PVIDEO_READ_CLOCK_LINE)(
	498	PVOID HwDeviceExtension);
	499
	500	typedef BOOLEAN DDKAPI
	501	(*PVIDEO_READ_DATA_LINE)(
	502	PVOID HwDeviceExtension);
	503
	504	typedef struct _I2C_CALLBACKS
	505	{
	506	/IN/ PVIDEO_WRITE_CLOCK_LINE WriteClockLine;
	507	/IN/ PVIDEO_WRITE_DATA_LINE WriteDataLine;
	508	/IN/ PVIDEO_READ_CLOCK_LINE ReadClockLine;
	509	/IN/ PVIDEO_READ_DATA_LINE ReadDataLine;
	510	} I2C_CALLBACKS, *PI2C_CALLBACKS;
	511
	512	typedef BOOLEAN DDKAPI
	513	(*PI2C_START)(
	514	/IN/ PVOID HwDeviceExtension,
	515	/IN/ PI2C_CALLBACKS I2CCallbacks);
	516
	517	typedef BOOLEAN DDKAPI
	518	(*PI2C_STOP)(
	519	/IN/ PVOID HwDeviceExtension,
	520	/IN/ PI2C_CALLBACKS I2CCallbacks);
	521
	522	typedef BOOLEAN DDKAPI
	523	(*PI2C_WRITE)(
	524	/IN/ PVOID HwDeviceExtension,
	525	/IN/ PI2C_CALLBACKS I2CCallbacks,
	526	/IN/ PUCHAR Buffer,
	527	/IN/ ULONG Length);
	528
	529	typedef BOOLEAN DDKAPI
	530	(*PI2C_READ)(
	531	/IN/ PVOID HwDeviceExtension,
	532	/IN/ PI2C_CALLBACKS I2CCallbacks,
	533	/OUT/ PUCHAR Buffer,
	534	/IN/ ULONG Length);
	535
	536	typedef struct _VIDEO_PORT_I2C_INTERFACE {
	537	USHORT Size;
	538	USHORT Version;
	539	PVOID Context;
	540	PINTERFACE_REFERENCE InterfaceReference;
	541	PINTERFACE_DEREFERENCE InterfaceDereference;
	542	PI2C_START I2CStart;
	543	PI2C_STOP I2CStop;
	544	PI2C_WRITE I2CWrite;
	545	PI2C_READ I2CRead;
	546	} VIDEO_PORT_I2C_INTERFACE, *PVIDEO_PORT_I2C_INTERFACE;
	547
	548	/* VIDEO_PORT_INT10_INTERFACE.Version constants */
	549	#define VIDEO_PORT_INT10_INTERFACE_VERSION_1 1
	550
	551	typedef VP_STATUS DDKAPI
	552	(*PINT10_ALLOCATE_BUFFER)(
	553	/IN/ PVOID Context,
	554	/OUT/ PUSHORT Seg,
	555	/OUT/ PUSHORT Off,
	556	/IN OUT/ PULONG Length);
	557
	558	typedef VP_STATUS DDKAPI
	559	(*PINT10_CALL_BIOS)(
	560	/IN/ PVOID Context,
	561	/IN OUT/ PINT10_BIOS_ARGUMENTS BiosArguments);
	562
	563	typedef VP_STATUS DDKAPI
	564	(*PINT10_FREE_BUFFER)(
	565	/IN/ PVOID Context,
	566	/IN/ USHORT Seg,
	567	/IN/ USHORT Off);
	568
	569	typedef VP_STATUS DDKAPI
	570	(*PINT10_READ_MEMORY)(
	571	/IN/ PVOID Context,
	572	/IN/ USHORT Seg,
	573	/IN/ USHORT Off,
	574	/OUT/ PVOID Buffer,
	575	/IN/ ULONG Length);
	576
	577	typedef VP_STATUS DDKAPI
	578	(*PINT10_WRITE_MEMORY)(
	579	/IN/ PVOID Context,
	580	/IN/ USHORT Seg,
	581	/IN/ USHORT Off,
	582	/IN/ PVOID Buffer,
	583	/IN/ ULONG Length);
	584
	585	typedef struct _VIDEO_PORT_INT10_INTERFACE {
	586	/IN/ USHORT Size;
	587	/IN/ USHORT Version;
	588	/OUT/ PVOID Context;
	589	/OUT/ PINTERFACE_REFERENCE InterfaceReference;
	590	/OUT/ PINTERFACE_DEREFERENCE InterfaceDereference;
	591	/OUT/ PINT10_ALLOCATE_BUFFER Int10AllocateBuffer;
	592	/OUT/ PINT10_FREE_BUFFER Int10FreeBuffer;
	593	/OUT/ PINT10_READ_MEMORY Int10ReadMemory;
	594	/OUT/ PINT10_WRITE_MEMORY Int10WriteMemory;
	595	/OUT/ PINT10_CALL_BIOS Int10CallBios;
	596	} VIDEO_PORT_INT10_INTERFACE, *PVIDEO_PORT_INT10_INTERFACE;
	597
	598	/* Flags for VideoPortGetDeviceBase and VideoPortMapMemory */
	599	#define VIDEO_MEMORY_SPACE_MEMORY 0x00
	600	#define VIDEO_MEMORY_SPACE_IO 0x01
	601	#define VIDEO_MEMORY_SPACE_USER_MODE 0x02
	602	#define VIDEO_MEMORY_SPACE_DENSE 0x04
	603	#define VIDEO_MEMORY_SPACE_P6CACHE 0x08
	604
	605	typedef struct _VIDEO_X86_BIOS_ARGUMENTS {
	606	ULONG Eax;
	607	ULONG Ebx;
	608	ULONG Ecx;
	609	ULONG Edx;
	610	ULONG Esi;
	611	ULONG Edi;
	612	ULONG Ebp;
	613	} VIDEO_X86_BIOS_ARGUMENTS, *PVIDEO_X86_BIOS_ARGUMENTS;
	614
	615	typedef struct _VP_DEVICE_DESCRIPTION {
	616	BOOLEAN ScatterGather;
	617	BOOLEAN Dma32BitAddresses;
	618	BOOLEAN Dma64BitAddresses;
	619	ULONG MaximumLength;
	620	} VP_DEVICE_DESCRIPTION, *PVP_DEVICE_DESCRIPTION;
	621
	622	typedef struct _VPOSVERSIONINFO {
	623	/IN/ ULONG Size;
	624	/OUT/ ULONG MajorVersion;
	625	/OUT/ ULONG MinorVersion;
	626	/OUT/ ULONG BuildNumber;
	627	/OUT/ USHORT ServicePackMajor;
	628	/OUT/ USHORT ServicePackMinor;
	629	} VPOSVERSIONINFO, *PVPOSVERSIONINFO;
	630
	631
	632
	633	/* Video port functions for miniports */
	634
	635	VPAPI
	636	VOID
	637	DDKAPI
	638	VideoDebugPrint(
	639	/IN/ ULONG DebugPrintLevel,
	640	/IN/ PCHAR DebugMessage,
	641	/IN/ ...);
	642
	643	VPAPI
	644	VOID
	645	DDKAPI
	646	VideoPortAcquireDeviceLock(
	647	/IN/ PVOID HwDeviceExtension);
	648
	649	VPAPI
	650	VOID
	651	DDKAPI
	652	VideoPortAcquireSpinLock(
	653	/IN/ PVOID HwDeviceExtension,
	654	/IN/ PSPIN_LOCK SpinLock,
	655	/OUT/ PUCHAR OldIrql);
	656
	657	VPAPI
	658	VOID
	659	DDKAPI
	660	VideoPortAcquireSpinLockAtDpcLevel(
	661	/IN/ PVOID HwDeviceExtension,
	662	/IN/ PSPIN_LOCK SpinLock);
	663
	664	VPAPI
	665	VP_STATUS
	666	DDKAPI
	667	VideoPortAllocateBuffer(
	668	/IN/ PVOID HwDeviceExtension,
	669	/IN/ ULONG Size,
	670	/OUT/ PVOID *Buffer);
	671
	672	VPAPI
	673	PVOID
	674	DDKAPI
	675	VideoPortAllocateCommonBuffer(
	676	/IN/ PVOID HwDeviceExtension,
	677	/IN/ PVP_DMA_ADAPTER VpDmaAdapter,
	678	/IN/ ULONG DesiredLength,
	679	/OUT/ PPHYSICAL_ADDRESS LogicalAddress,
	680	/IN/ BOOLEAN CacheEnabled,
	681	PVOID Reserved);
	682
	683	VPAPI
	684	PVOID
	685	DDKAPI
	686	VideoPortAllocateContiguousMemory(
	687	/IN/ PVOID HwDeviceExtension,
	688	/IN/ ULONG NumberOfBytes,
	689	/IN/ PHYSICAL_ADDRESS HighestAcceptableAddress);
	690
	691	/* VideoPortAllocatePool.PoolType constants */
	692	typedef enum _VP_POOL_TYPE {
	693	VpNonPagedPool = 0,
	694	VpPagedPool,
	695	VpNonPagedPoolCacheAligned = 4,
	696	VpPagedPoolCacheAligned
	697	} VP_POOL_TYPE, *PVP_POOL_TYPE;
	698
	699	VPAPI
	700	PVOID
	701	DDKAPI
	702	VideoPortAllocatePool(
	703	/IN/ PVOID HwDeviceExtension,
	704	/IN/ VP_POOL_TYPE PoolType,
	705	/IN/ SIZE_T NumberOfBytes,
	706	/IN/ ULONG Tag);
	707
	708	VPAPI
	709	PDMA
	710	DDKAPI
	711	VideoPortAssociateEventsWithDmaHandle(
	712	/IN/ PVOID HwDeviceExtension,
	713	/IN OUT/ PVIDEO_REQUEST_PACKET pVrp,
	714	/IN/ PVOID MappedUserEvent,
	715	/IN/ PVOID DisplayDriverEvent);
	716
	717	/* VideoPortCheckForDeviceExistence.Flags constants */
	718	#define CDE_USE_SUBSYSTEM_IDS 0x00000001
	719	#define CDE_USE_REVISION 0x00000002
	720
	721	VPAPI
	722	BOOLEAN
	723	DDKAPI
	724	VideoPortCheckForDeviceExistence(
	725	/IN/ PVOID HwDeviceExtension,
	726	/IN/ USHORT VendorId,
	727	/IN/ USHORT DeviceId,
	728	/IN/ UCHAR RevisionId,
	729	/IN/ USHORT SubVendorId,
	730	/IN/ USHORT SubSystemId,
	731	/IN/ ULONG Flags);
	732
	733	VPAPI
	734	VOID
	735	DDKAPI
	736	VideoPortClearEvent(
	737	/IN/ PVOID HwDeviceExtension,
	738	/IN/ PEVENT pEvent);
	739
	740	VPAPI
	741	ULONG
	742	DDKAPI
	743	VideoPortCompareMemory(
	744	/IN/ PVOID Source1,
	745	/IN/ PVOID Source2,
	746	/IN/ ULONG Length);
	747
	748	VPAPI
	749	VP_STATUS
	750	DDKAPI
	751	VideoPortCompleteDma(
	752	/IN/ PVOID HwDeviceExtension,
	753	/IN/ PVP_DMA_ADAPTER VpDmaAdapter,
	754	/IN/ PVP_SCATTER_GATHER_LIST VpScatterGather,
	755	/IN/ BOOLEAN WriteToDevice);
	756
	757	VPAPI
	758	VP_STATUS
	759	DDKAPI
	760	VideoPortCreateEvent(
	761	/IN/ PVOID HwDeviceExtension,
	762	/IN/ ULONG EventFlag,
	763	/IN/ PVOID Unused,
	764	/OUT/ PEVENT *ppEvent);
	765
	766	VPAPI
	767	VP_STATUS
	768	DDKAPI
	769	VideoPortCreateSecondaryDisplay(
	770	/IN/ PVOID HwDeviceExtension,
	771	/IN OUT/ PVOID *SecondaryDeviceExtension,
	772	/IN/ ULONG ulFlag);
	773
	774	VPAPI
	775	VP_STATUS
	776	DDKAPI
	777	VideoPortCreateSpinLock(
	778	/IN/ PVOID HwDeviceExtension,
	779	/OUT/ PSPIN_LOCK *SpinLock);
	780
	781	typedef struct _DDC_CONTROL {
	782	/IN/ ULONG Size;
	783	/IN/ I2C_CALLBACKS I2CCallbacks;
	784	/IN/ UCHAR EdidSegment;
	785	} DDC_CONTROL, *PDDC_CONTROL;
	786
	787	VPAPI
	788	BOOLEAN
	789	DDKAPI
	790	VideoPortDDCMonitorHelper(
	791	/IN/ PVOID HwDeviceExtension,
	792	/IN/ PVOID DDCControl,
	793	/IN OUT/ PUCHAR EdidBuffer,
	794	/IN/ ULONG EdidBufferSize);
	795
	796	VPAPI
	797	VOID
	798	DDKCDECLAPI
	799	VideoPortDebugPrint(
	800	/IN/ VIDEO_DEBUG_LEVEL DebugPrintLevel,
	801	/IN/ PCHAR DebugMessage,
	802	/IN/ ...);
	803
	804	VPAPI
	805	VP_STATUS
	806	DDKAPI
	807	VideoPortDeleteEvent(
	808	/IN/ PVOID HwDeviceExtension,
	809	/IN/ PEVENT pEvent);
	810
	811	VPAPI
	812	VP_STATUS
	813	DDKAPI
	814	VideoPortDeleteSpinLock(
	815	/IN/ PVOID HwDeviceExtension,
	816	/IN/ PSPIN_LOCK SpinLock);
	817
	818	VPAPI
	819	VP_STATUS
	820	DDKAPI
	821	VideoPortDisableInterrupt(
	822	/IN/ PVOID HwDeviceExtension);
	823
	824	VPAPI
	825	PDMA
	826	DDKAPI
	827	VideoPortDoDma(
	828	/IN/ PVOID HwDeviceExtension,
	829	/IN/ PDMA pDma,
	830	/IN/ DMA_FLAGS DmaFlags);
	831
	832	VPAPI
	833	VP_STATUS
	834	DDKAPI
	835	VideoPortEnableInterrupt(
	836	/IN/ PVOID HwDeviceExtension);
	837
	838	VPAPI
	839	VP_STATUS
	840	DDKAPI
	841	VideoPortEnumerateChildren(
	842	/IN/ PVOID HwDeviceExtension,
	843	/IN/ PVOID Reserved);
	844
	845	VPAPI
	846	VOID
	847	DDKAPI
	848	VideoPortFreeCommonBuffer(
	849	/IN/ PVOID HwDeviceExtension,
	850	/IN/ ULONG Length,
	851	/IN/ PVOID VirtualAddress,
	852	/IN/ PHYSICAL_ADDRESS LogicalAddress,
	853	/IN/ BOOLEAN CacheEnabled);
	854
	855	VPAPI
	856	VOID
	857	DDKAPI
	858	VideoPortFreeDeviceBase(
	859	/IN/ PVOID HwDeviceExtension,
	860	/IN/ PVOID MappedAddress);
	861
	862	VPAPI
	863	VOID
	864	DDKAPI
	865	VideoPortFreePool(
	866	/IN/ PVOID HwDeviceExtension,
	867	/IN/ PVOID Ptr);
	868
	869	VPAPI
	870	VP_STATUS
	871	DDKAPI
	872	VideoPortGetAccessRanges(
	873	/IN/ PVOID HwDeviceExtension,
	874	/IN/ ULONG NumRequestedResources,
	875	/IN/ PIO_RESOURCE_DESCRIPTOR RequestedResources /OPTIONAL/,
	876	/IN/ ULONG NumAccessRanges,
	877	/OUT/ PVIDEO_ACCESS_RANGE AccessRanges,
	878	/IN/ PVOID VendorId,
	879	/IN/ PVOID DeviceId,
	880	/OUT/ PULONG Slot);
	881
	882	VPAPI
	883	PVOID
	884	DDKAPI
	885	VideoPortGetAssociatedDeviceExtension(
	886	/IN/ PVOID DeviceObject);
	887
	888	VPAPI
	889	ULONG
	890	DDKAPI
	891	VideoPortGetAssociatedDeviceID(
	892	/IN/ PVOID DeviceObject);
	893
	894	VPAPI
	895	ULONG
	896	DDKAPI
	897	VideoPortGetBusData(
	898	/IN/ PVOID HwDeviceExtension,
	899	/IN/ BUS_DATA_TYPE BusDataType,
	900	/IN/ ULONG SlotNumber,
	901	/IN OUT/ PVOID Buffer,
	902	/IN/ ULONG Offset,
	903	/IN/ ULONG Length);
	904
	905	VPAPI
	906	ULONG
	907	DDKAPI
	908	VideoPortGetBytesUsed(
	909	/IN/ PVOID HwDeviceExtension,
	910	/IN/ PDMA pDma);
	911
	912	VPAPI
	913	PVOID
	914	DDKAPI
	915	VideoPortGetCommonBuffer(
	916	/IN/ PVOID HwDeviceExtension,
	917	/IN/ ULONG DesiredLength,
	918	/IN/ ULONG Alignment,
	919	/OUT/ PPHYSICAL_ADDRESS LogicalAddress,
	920	/OUT/ PULONG pActualLength,
	921	/IN/ BOOLEAN CacheEnabled);
	922
	923	VPAPI
	924	UCHAR
	925	DDKAPI
	926	VideoPortGetCurrentIrql(
	927	VOID);
	928
	929	VPAPI
	930	PVOID
	931	DDKAPI
	932	VideoPortGetDeviceBase(
	933	/IN/ PVOID HwDeviceExtension,
	934	/IN/ PHYSICAL_ADDRESS IoAddress,
	935	/IN/ ULONG NumberOfUchars,
	936	/IN/ UCHAR InIoSpace);
	937
	938	VPAPI
	939	VP_STATUS
	940	DDKAPI
	941	VideoPortGetDeviceData(
	942	/IN/ PVOID HwDeviceExtension,
	943	/IN/ VIDEO_DEVICE_DATA_TYPE DeviceDataType,
	944	/IN/ PMINIPORT_QUERY_DEVICE_ROUTINE CallbackRoutine,
	945	/IN/ PVOID Context);
	946
	947	VPAPI
	948	PVP_DMA_ADAPTER
	949	DDKAPI
	950	VideoPortGetDmaAdapter(
	951	/IN/ PVOID HwDeviceExtension,
	952	/IN/ PVP_DEVICE_DESCRIPTION VpDeviceDescription);
	953
	954	VPAPI
	955	PVOID
	956	DDKAPI
	957	VideoPortGetDmaContext(
	958	/IN/ PVOID HwDeviceExtension,
	959	/IN/ PDMA pDma);
	960
	961	VPAPI
	962	PVOID
	963	DDKAPI
	964	VideoPortGetMdl(
	965	/IN/ PVOID HwDeviceExtension,
	966	/IN/ PDMA pDma);
	967
	968	VPAPI
	969	VP_STATUS
	970	DDKAPI
	971	VideoPortGetRegistryParameters(
	972	/IN/ PVOID HwDeviceExtension,
	973	/IN/ PWSTR ParameterName,
	974	/IN/ UCHAR IsParameterFileName,
	975	/IN/ PMINIPORT_GET_REGISTRY_ROUTINE CallbackRoutine,
	976	/IN/ PVOID Context);
	977
	978	VPAPI
	979	PVOID
	980	DDKAPI
	981	VideoPortGetRomImage(
	982	/IN/ PVOID HwDeviceExtension,
	983	/IN/ PVOID Unused1,
	984	/IN/ ULONG Unused2,
	985	/IN/ ULONG Length);
	986
	987	VPAPI
	988	VP_STATUS
	989	DDKAPI
	990	VideoPortGetVersion(
	991	/IN/ PVOID HwDeviceExtension,
	992	/IN OUT/ PVPOSVERSIONINFO pVpOsVersionInfo);
	993
	994	VPAPI
	995	VP_STATUS
	996	DDKAPI
	997	VideoPortGetVgaStatus(
	998	/IN/ PVOID HwDeviceExtension,
	999	/OUT/ PULONG VgaStatus);
	1000
	1001	VPAPI
	1002	ULONG
	1003	DDKAPI
	1004	VideoPortInitialize(
	1005	/IN/ PVOID Argument1,
	1006	/IN/ PVOID Argument2,
	1007	/IN/ PVIDEO_HW_INITIALIZATION_DATA HwInitializationData,
	1008	/IN/ PVOID HwContext);
	1009
	1010	VPAPI
	1011	VP_STATUS
	1012	DDKAPI
	1013	VideoPortInt10(
	1014	/IN/ PVOID HwDeviceExtension,
	1015	/IN/ PVIDEO_X86_BIOS_ARGUMENTS BiosArguments);
	1016
	1017	VPAPI
	1018	LONG
	1019	DDKFASTAPI
	1020	VideoPortInterlockedDecrement(
	1021	/IN/ PLONG Addend);
	1022
	1023	VPAPI
	1024	LONG
	1025	DDKFASTAPI
	1026	VideoPortInterlockedExchange(
	1027	/IN OUT/ PLONG Target,
	1028	/IN/ LONG Value);
	1029
	1030	VPAPI
	1031	LONG
	1032	DDKFASTAPI
	1033	VideoPortInterlockedIncrement(
	1034	/IN/ PLONG Addend);
	1035
	1036	typedef enum _VP_LOCK_OPERATION {
	1037	VpReadAccess = 0,
	1038	VpWriteAccess,
	1039	VpModifyAccess
	1040	} VP_LOCK_OPERATION;
	1041
	1042	VPAPI
	1043	PVOID
	1044	DDKAPI
	1045	VideoPortLockBuffer(
	1046	/IN/ PVOID HwDeviceExtension,
	1047	/IN/ PVOID BaseAddress,
	1048	/IN/ ULONG Length,
	1049	/IN/ VP_LOCK_OPERATION Operation);
	1050
	1051	VPAPI
	1052	BOOLEAN
	1053	DDKAPI
	1054	VideoPortLockPages(
	1055	/IN/ PVOID HwDeviceExtension,
	1056	/IN OUT/ PVIDEO_REQUEST_PACKET pVrp,
	1057	/IN OUT/ PEVENT pUEvent,
	1058	/IN/ PEVENT pDisplayEvent,
	1059	/IN/ DMA_FLAGS DmaFlags);
	1060
	1061	VPAPI
	1062	VOID
	1063	DDKAPI
	1064	VideoPortLogError(
	1065	/IN/ PVOID HwDeviceExtension,
	1066	/IN/ PVIDEO_REQUEST_PACKET Vrp /OPTIONAL/,
	1067	/IN/ VP_STATUS ErrorCode,
	1068	/IN/ ULONG UniqueId);
	1069
	1070	VPAPI
	1071	VP_STATUS
	1072	DDKAPI
	1073	VideoPortMapBankedMemory(
	1074	/IN/ PVOID HwDeviceExtension,
	1075	/IN/ PHYSICAL_ADDRESS PhysicalAddress,
	1076	/IN OUT/ PULONG Length,
	1077	PULONG InIoSpace,
	1078	PVOID *VirtualAddress,
	1079	ULONG BankLength,
	1080	UCHAR ReadWriteBank,
	1081	PBANKED_SECTION_ROUTINE BankRoutine,
	1082	PVOID Context);
	1083
	1084	VPAPI
	1085	PDMA
	1086	DDKAPI
	1087	VideoPortMapDmaMemory(
	1088	/IN/ PVOID HwDeviceExtension,
	1089	/IN/ PVIDEO_REQUEST_PACKET pVrp,
	1090	/IN/ PHYSICAL_ADDRESS BoardAddress,
	1091	/IN/ PULONG Length,
	1092	/IN/ PULONG InIoSpace,
	1093	/IN/ PVOID MappedUserEvent,
	1094	/IN/ PVOID DisplayDriverEvent,
	1095	/IN OUT/ PVOID *VirtualAddress);
	1096
	1097	VPAPI
	1098	VP_STATUS
	1099	DDKAPI
	1100	VideoPortMapMemory(
	1101	/IN/ PVOID HwDeviceExtension,
	1102	/IN/ PHYSICAL_ADDRESS PhysicalAddress,
	1103	/IN OUT/ PULONG Length,
	1104	/IN/ PULONG InIoSpace,
	1105	/IN OUT/ PVOID *VirtualAddress);
	1106
	1107	VPAPI
	1108	VOID
	1109	DDKAPI
	1110	VideoPortMoveMemory(
	1111	/IN/ PVOID Destination,
	1112	/IN/ PVOID Source,
	1113	/IN/ ULONG Length);
	1114
	1115	VPAPI
	1116	VOID
	1117	DDKAPI
	1118	VideoPortPutDmaAdapter(
	1119	/IN/ PVOID HwDeviceExtension,
	1120	/IN/ PVP_DMA_ADAPTER VpDmaAdapter);
	1121
	1122	VPAPI
	1123	LONGLONG
	1124	DDKAPI
	1125	VideoPortQueryPerformanceCounter(
	1126	/IN/ PVOID HwDeviceExtension,
	1127	/OUT/ PLONGLONG PerformanceFrequency /OPTIONAL/);
	1128
	1129	/* VideoPortQueryServices.ServicesType constants */
	1130	typedef enum _VIDEO_PORT_SERVICES {
	1131	VideoPortServicesAGP = 1,
	1132	VideoPortServicesI2C,
	1133	VideoPortServicesHeadless,
	1134	VideoPortServicesInt10
	1135	} VIDEO_PORT_SERVICES;
	1136
	1137	VPAPI
	1138	VP_STATUS
	1139	DDKAPI
	1140	VideoPortQueryServices(
	1141	/IN/ PVOID HwDeviceExtension,
	1142	/IN/ VIDEO_PORT_SERVICES ServicesType,
	1143	/IN OUT/ PINTERFACE Interface);
	1144
	1145	VPAPI
	1146	VOID
	1147	DDKAPI
	1148	VideoPortQuerySystemTime(
	1149	/OUT/ PLARGE_INTEGER CurrentTime);
	1150
	1151	VPAPI
	1152	BOOLEAN
	1153	DDKAPI
	1154	VideoPortQueueDpc(
	1155	/IN/ PVOID HwDeviceExtension,
	1156	/IN/ PMINIPORT_DPC_ROUTINE CallbackRoutine,
	1157	/IN/ PVOID Context);
	1158
	1159	VPAPI
	1160	VOID
	1161	DDKAPI
	1162	VideoPortReadPortBufferUchar(
	1163	/IN/ PUCHAR Port,
	1164	/OUT/ PUCHAR Buffer,
	1165	/IN/ ULONG Count);
	1166
	1167	VPAPI
	1168	VOID
	1169	DDKAPI
	1170	VideoPortReadPortBufferUlong(
	1171	/IN/ PULONG Port,
	1172	/OUT/ PULONG Buffer,
	1173	/IN/ ULONG Count);
	1174
	1175	VPAPI
	1176	VOID
	1177	DDKAPI
	1178	VideoPortReadPortBufferUshort(
	1179	/IN/ PUSHORT Port,
	1180	/OUT/ PUSHORT Buffer,
	1181	/IN/ ULONG Count);
	1182
	1183	VPAPI
	1184	UCHAR
	1185	DDKAPI
	1186	VideoPortReadPortUchar(
	1187	/IN/ PUCHAR Port);
	1188
	1189	VPAPI
	1190	ULONG
	1191	DDKAPI
	1192	VideoPortReadPortUlong(
	1193	/IN/ PULONG Port);
	1194
	1195	VPAPI
	1196	USHORT
	1197	DDKAPI
	1198	VideoPortReadPortUshort(
	1199	/IN/ PUSHORT Port);
	1200
	1201	VPAPI
	1202	VOID
	1203	DDKAPI
	1204	VideoPortReadRegisterBufferUchar(
	1205	/IN/ PUCHAR Register,
	1206	/OUT/ PUCHAR Buffer,
	1207	/IN/ ULONG Count);
	1208
	1209	VPAPI
	1210	VOID
	1211	DDKAPI
	1212	VideoPortReadRegisterBufferUlong(
	1213	/IN/ PULONG Register,
	1214	/OUT/ PULONG Buffer,
	1215	/IN/ ULONG Count);
	1216
	1217	VPAPI
	1218	VOID
	1219	DDKAPI
	1220	VideoPortReadRegisterBufferUshort(
	1221	/IN/ PUSHORT Register,
	1222	/OUT/ PUSHORT Buffer,
	1223	/IN/ ULONG Count);
	1224
	1225	VPAPI
	1226	UCHAR
	1227	DDKAPI
	1228	VideoPortReadRegisterUchar(
	1229	/IN/ PUCHAR Register);
	1230
	1231	VPAPI
	1232	ULONG
	1233	DDKAPI
	1234	VideoPortReadRegisterUlong(
	1235	/IN/ PULONG Register);
	1236
	1237	VPAPI
	1238	USHORT
	1239	DDKAPI
	1240	VideoPortReadRegisterUshort(
	1241	/IN/ PUSHORT Register);
	1242
	1243	VPAPI
	1244	LONG
	1245	DDKAPI
	1246	VideoPortReadStateEvent(
	1247	/IN/ PVOID HwDeviceExtension,
	1248	/IN/ PEVENT pEvent);
	1249
	1250	VPAPI
	1251	VOID
	1252	DDKAPI
	1253	VideoPortReleaseBuffer(
	1254	/IN/ PVOID HwDeviceExtension,
	1255	/IN/ PVOID Buffer);
	1256
	1257	VPAPI
	1258	VOID
	1259	DDKAPI
	1260	VideoPortReleaseCommonBuffer(
	1261	/IN/ PVOID HwDeviceExtension,
	1262	/IN/ PVP_DMA_ADAPTER VpDmaAdapter,
	1263	/IN/ ULONG Length,
	1264	/IN/ PHYSICAL_ADDRESS LogicalAddress,
	1265	/IN/ PVOID VirtualAddress,
	1266	/IN/ BOOLEAN CacheEnabled);
	1267
	1268	VPAPI
	1269	VOID
	1270	DDKAPI
	1271	VideoPortReleaseDeviceLock(
	1272	/IN/ PVOID HwDeviceExtension);
	1273
	1274	VPAPI
	1275	VOID
	1276	DDKAPI
	1277	VideoPortReleaseSpinLock(
	1278	/IN/ PVOID HwDeviceExtension,
	1279	/IN/ PSPIN_LOCK SpinLock,
	1280	/IN/ UCHAR NewIrql);
	1281
	1282	VPAPI
	1283	VOID
	1284	DDKAPI
	1285	VideoPortReleaseSpinLockFromDpcLevel(
	1286	/IN/ PVOID HwDeviceExtension,
	1287	/IN/ PSPIN_LOCK SpinLock);
	1288
	1289	VPAPI
	1290	BOOLEAN
	1291	DDKAPI
	1292	VideoPortScanRom(
	1293	PVOID HwDeviceExtension,
	1294	PUCHAR RomBase,
	1295	ULONG RomLength,
	1296	PUCHAR String);
	1297
	1298	VPAPI
	1299	ULONG
	1300	DDKAPI
	1301	VideoPortSetBusData(
	1302	/IN/ PVOID HwDeviceExtension,
	1303	/IN/ BUS_DATA_TYPE BusDataType,
	1304	/IN/ ULONG SlotNumber,
	1305	/IN/ PVOID Buffer,
	1306	/IN/ ULONG Offset,
	1307	/IN/ ULONG Length);
	1308
	1309	VPAPI
	1310	VOID
	1311	DDKAPI
	1312	VideoPortSetBytesUsed(
	1313	/IN/ PVOID HwDeviceExtension,
	1314	/IN OUT/ PDMA pDma,
	1315	/IN/ ULONG BytesUsed);
	1316
	1317	VPAPI
	1318	VOID
	1319	DDKAPI
	1320	VideoPortSetDmaContext(
	1321	/IN/ PVOID HwDeviceExtension,
	1322	/OUT/ PDMA pDma,
	1323	/IN/ PVOID InstanceContext);
	1324
	1325	VPAPI
	1326	LONG
	1327	DDKAPI
	1328	VideoPortSetEvent(
	1329	/IN/ PVOID HwDeviceExtension,
	1330	/IN/ PEVENT pEvent);
	1331
	1332	VPAPI
	1333	VP_STATUS
	1334	DDKAPI
	1335	VideoPortSetRegistryParameters(
	1336	/IN/ PVOID HwDeviceExtension,
	1337	/IN/ PWSTR ValueName,
	1338	/IN/ PVOID ValueData,
	1339	/IN/ ULONG ValueLength);
	1340
	1341	VPAPI
	1342	VP_STATUS
	1343	DDKAPI
	1344	VideoPortSetTrappedEmulatorPorts(
	1345	/IN/ PVOID HwDeviceExtension,
	1346	/IN/ ULONG NumAccessRanges,
	1347	/IN/ PVIDEO_ACCESS_RANGE AccessRange);
	1348
	1349	VPAPI
	1350	BOOLEAN
	1351	DDKAPI
	1352	VideoPortSignalDmaComplete(
	1353	/IN/ PVOID HwDeviceExtension,
	1354	/IN/ PVOID pDmaHandle);
	1355
	1356	VPAPI
	1357	VOID
	1358	DDKAPI
	1359	VideoPortStallExecution(
	1360	/IN/ ULONG Microseconds);
	1361
	1362	VPAPI
	1363	VP_STATUS
	1364	DDKAPI
	1365	VideoPortStartDma(
	1366	/IN/ PVOID HwDeviceExtension,
	1367	/IN/ PVP_DMA_ADAPTER VpDmaAdapter,
	1368	/IN/ PVOID Mdl,
	1369	/IN/ ULONG Offset,
	1370	/IN OUT/ PULONG pLength,
	1371	/IN/ PEXECUTE_DMA ExecuteDmaRoutine,
	1372	/IN/ PVOID Context,
	1373	/IN/ BOOLEAN WriteToDevice);
	1374
	1375	VPAPI
	1376	VOID
	1377	DDKAPI
	1378	VideoPortStartTimer(
	1379	/IN/ PVOID HwDeviceExtension);
	1380
	1381	VPAPI
	1382	VOID
	1383	DDKAPI
	1384	VideoPortStopTimer(
	1385	/IN/ PVOID HwDeviceExtension);
	1386
	1387	/* VideoPortSynchronizeExecution.Priority constants */
	1388	typedef enum VIDEO_SYNCHRONIZE_PRIORITY {
	1389	VpLowPriority = 0,
	1390	VpMediumPriority,
	1391	VpHighPriority
	1392	} VIDEO_SYNCHRONIZE_PRIORITY, *PVIDEO_SYNCHRONIZE_PRIORITY;
	1393
	1394	VPAPI
	1395	BOOLEAN
	1396	DDKAPI
	1397	VideoPortSynchronizeExecution(
	1398	/IN/ PVOID HwDeviceExtension,
	1399	/IN/ VIDEO_SYNCHRONIZE_PRIORITY Priority,
	1400	/IN/ PMINIPORT_SYNCHRONIZE_ROUTINE SynchronizeRoutine,
	1401	/IN/ PVOID Context);
	1402
	1403	VPAPI
	1404	VOID
	1405	DDKAPI
	1406	VideoPortUnLockBuffer(
	1407	/IN/ PVOID HwDeviceExtension,
	1408	/IN/ PVOID Mdl);
	1409
	1410	VPAPI
	1411	BOOLEAN
	1412	DDKAPI
	1413	VideoPortUnlockPages(
	1414	/IN/ PVOID hwDeviceExtension,
	1415	/IN OUT/ PDMA pDma);
	1416
	1417	VPAPI
	1418	BOOLEAN
	1419	DDKAPI
	1420	VideoPortUnmapDmaMemory(
	1421	/IN/ PVOID HwDeviceExtension,
	1422	/IN/ PVOID VirtualAddress,
	1423	/IN/ HANDLE ProcessHandle,
	1424	/IN/ PDMA BoardMemoryHandle);
	1425
	1426	VPAPI
	1427	VP_STATUS
	1428	DDKAPI
	1429	VideoPortUnmapMemory(
	1430	/IN/ PVOID HwDeviceExtension,
	1431	/IN OUT/ PVOID VirtualAddress,
	1432	/IN/ HANDLE ProcessHandle);
	1433
	1434	VPAPI
	1435	VP_STATUS
	1436	DDKAPI
	1437	VideoPortVerifyAccessRanges(
	1438	/IN/ PVOID HwDeviceExtension,
	1439	/IN/ ULONG NumAccessRanges,
	1440	/IN/ PVIDEO_ACCESS_RANGE AccessRanges);
	1441
	1442	VPAPI
	1443	VP_STATUS
	1444	DDKAPI
	1445	VideoPortWaitForSingleObject(
	1446	/IN/ PVOID HwDeviceExtension,
	1447	/IN/ PVOID Object,
	1448	/IN/ PLARGE_INTEGER Timeout /OPTIONAL/);
	1449
	1450	VPAPI
	1451	VOID
	1452	DDKAPI
	1453	VideoPortWritePortBufferUchar(
	1454	/IN/ PUCHAR Port,
	1455	/IN/ PUCHAR Buffer,
	1456	/IN/ ULONG Count);
	1457
	1458	VPAPI
	1459	VOID
	1460	DDKAPI
	1461	VideoPortWritePortBufferUlong(
	1462	/IN/ PULONG Port,
	1463	/IN/ PULONG Buffer,
	1464	/IN/ ULONG Count);
	1465
	1466	VPAPI
	1467	VOID
	1468	DDKAPI
	1469	VideoPortWritePortBufferUshort(
	1470	/IN/ PUSHORT Port,
	1471	/IN/ PUSHORT Buffer,
	1472	/IN/ ULONG Count);
	1473
	1474	VPAPI
	1475	VOID
	1476	DDKAPI
	1477	VideoPortWritePortUchar(
	1478	/IN/ PUCHAR Port,
	1479	/IN/ UCHAR Value);
	1480
	1481	VPAPI
	1482	VOID
	1483	DDKAPI
	1484	VideoPortWritePortUlong(
	1485	/IN/ PULONG Port,
	1486	/IN/ ULONG Value);
	1487
	1488	VPAPI
	1489	VOID
	1490	DDKAPI
	1491	VideoPortWritePortUshort(
	1492	/IN/ PUSHORT Port,
	1493	/IN/ USHORT Value);
	1494
	1495	VPAPI
	1496	VOID
	1497	DDKAPI
	1498	VideoPortWriteRegisterBufferUchar(
	1499	/IN/ PUCHAR Register,
	1500	/IN/ PUCHAR Buffer,
	1501	/IN/ ULONG Count);
	1502
	1503	VPAPI
	1504	VOID
	1505	DDKAPI
	1506	VideoPortWriteRegisterBufferUlong(
	1507	/IN/ PULONG Register,
	1508	/IN/ PULONG Buffer,
	1509	/IN/ ULONG Count);
	1510
	1511	VPAPI
	1512	VOID
	1513	DDKAPI
	1514	VideoPortWriteRegisterBufferUshort(
	1515	/IN/ PUSHORT Register,
	1516	/IN/ PUSHORT Buffer,
	1517	/IN/ ULONG Count);
	1518
	1519	VPAPI
	1520	VOID
	1521	DDKAPI
	1522	VideoPortWriteRegisterUchar(
	1523	/IN/ PUCHAR Register,
	1524	/IN/ UCHAR Value);
	1525
	1526	VPAPI
	1527	VOID
	1528	DDKAPI
	1529	VideoPortWriteRegisterUlong(
	1530	/IN/ PULONG Register,
	1531	/IN/ ULONG Value);
	1532
	1533	VPAPI
	1534	VOID
	1535	DDKAPI
	1536	VideoPortWriteRegisterUshort(
	1537	/IN/ PUSHORT Register,
	1538	/IN/ USHORT Value);
	1539
	1540	VPAPI
	1541	VOID
	1542	DDKAPI
	1543	VideoPortZeroDeviceMemory(
	1544	/IN/ PVOID Destination,
	1545	/IN/ ULONG Length);
	1546
	1547	VPAPI
	1548	VOID
	1549	DDKAPI
	1550	VideoPortZeroMemory(
	1551	/IN/ PVOID Destination,
	1552	/2IN/ ULONG Length);
	1553
	1554	#ifdef DBG
	1555	#define VideoDebugPrint(x) VideoPortDebugPrint x
	1556	#else
	1557	#define VideoDebugPrint(x)
	1558	#endif
	1559
	1560	#ifdef __cplusplus
	1561	}
	1562	#endif
	1563
	1564	#endif /* defined __WINDDI_H */
	1565
	1566	#endif /* __VIDEO_H */

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