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