mingw/include/ddk/video.h

   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 */