mingw/include/ddk/videoagp.h

   1 /*
   2  * videoagp.h
   3  *
   4  * Video miniport AGP 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 __VIDEOAGP_H
  24 #define __VIDEOAGP_H
  25
  26 #if __GNUC__ >=3
  27 #pragma GCC system_header
  28 #endif
  29
  30 #ifdef __cplusplus
  31 extern "C" {
  32 #endif
  33
  34 #include "ntddk.h"
  35 #include "video.h"
  36
  37
  38 #define VIDEO_AGP_RATE_1X                 0x00000001
  39 #define VIDEO_AGP_RATE_2X                 0x00000002
  40 #define VIDEO_AGP_RATE_4X                 0x00000004
  41 #define VIDEO_AGP_RATE_8X                 0x00000008
  42
  43 typedef enum _VIDEO_PORT_CACHE_TYPE {
  44         VpNonCached = 0,
  45         VpWriteCombined,
  46         VpCached
  47 } VIDEO_PORT_CACHE_TYPE;
  48
  49 typedef BOOLEAN DDKAPI
  50 (*PAGP_COMMIT_PHYSICAL)(
  51   /*IN*/ PVOID  HwDeviceExtension,
  52   /*IN*/ PVOID  PhysicalReserveContext,
  53   /*IN*/ ULONG  Pages,
  54   /*IN*/ ULONG  Offset);
  55
  56 typedef PVOID DDKAPI
  57 (*PAGP_COMMIT_VIRTUAL)(
  58   /*IN*/  PVOID  HwDeviceExtension,
  59   /*IN*/  PVOID  VirtualReserveContext,
  60   /*IN*/  ULONG  Pages,
  61   /*IN*/  ULONG  Offset);
  62
  63 typedef VOID DDKAPI
  64 (*PAGP_FREE_PHYSICAL)(
  65   /*IN*/  PVOID  HwDeviceExtension,
  66   /*IN*/  PVOID  PhysicalReserveContext,
  67   /*IN*/  ULONG  Pages,
  68   /*IN*/  ULONG  Offset);
  69
  70 typedef VOID DDKAPI
  71 (*PAGP_FREE_VIRTUAL)(
  72   /*IN*/ PVOID  HwDeviceExtension,
  73   /*IN*/ PVOID  VirtualReserveContext,
  74   /*IN*/ ULONG  Pages,
  75   /*IN*/ ULONG  Offset);
  76
  77 typedef VOID DDKAPI
  78 (*PAGP_RELEASE_PHYSICAL)(
  79   /*IN*/ PVOID  HwDeviceExtension,
  80   /*IN*/ PVOID  PhysicalReserveContext);
  81
  82 typedef VOID DDKAPI
  83 (*PAGP_RELEASE_VIRTUAL)(
  84   /*IN*/  PVOID  HwDeviceExtension,
  85   /*IN*/  PVOID  VirtualReserveContext);
  86
  87 typedef PHYSICAL_ADDRESS DDKAPI
  88 (*PAGP_RESERVE_PHYSICAL)(
  89   /*IN*/ PVOID  HwDeviceExtension,
  90   /*IN*/ ULONG  Pages,
  91   /*IN*/ VIDEO_PORT_CACHE_TYPE  Caching,
  92   /*OUT*/ PVOID  *PhysicalReserveContext);
  93
  94 typedef PVOID DDKAPI
  95 (*PAGP_RESERVE_VIRTUAL)(
  96   /*IN*/ PVOID  HwDeviceExtension,
  97   /*IN*/ HANDLE  ProcessHandle,
  98   /*IN*/ PVOID  PhysicalReserveContext,
  99   /*OUT*/ PVOID  *VirtualReserveContext);
 100
 101 typedef BOOLEAN DDKAPI
 102 (*PAGP_SET_RATE)(
 103   /*IN*/ PVOID  HwDeviceExtension,
 104   /*IN*/ ULONG  AgpRate);
 105
 106 typedef struct _VIDEO_PORT_AGP_SERVICES {
 107   PAGP_RESERVE_PHYSICAL  AgpReservePhysical;
 108   PAGP_RELEASE_PHYSICAL  AgpReleasePhysical;
 109   PAGP_COMMIT_PHYSICAL  AgpCommitPhysical;
 110   PAGP_FREE_PHYSICAL  AgpFreePhysical;
 111   PAGP_RESERVE_VIRTUAL  AgpReserveVirtual;
 112   PAGP_RELEASE_VIRTUAL  AgpReleaseVirtual;
 113   PAGP_COMMIT_VIRTUAL  AgpCommitVirtual;
 114   PAGP_FREE_VIRTUAL  AgpFreeVirtual;
 115   ULONGLONG  AllocationLimit;
 116 } VIDEO_PORT_AGP_SERVICES, *PVIDEO_PORT_AGP_SERVICES;
 117
 118 VPAPI
 119 BOOLEAN
 120 DDKAPI
 121 VideoPortGetAgpServices(
 122   /*IN*/ PVOID  HwDeviceExtension,
 123   /*IN*/ PVIDEO_PORT_AGP_SERVICES  AgpServices);
 124
 125 #ifdef __cplusplus
 126 }
 127 #endif
 128
 129 #endif /* __VIDEOAGP_H */