4 * Video miniport AGP interface
6 * This file is part of the w32api package.
9 * Created by Casper S. Hornstrup <chorns@users.sourceforge.net>
11 * THIS SOFTWARE IS NOT COPYRIGHTED
13 * This source code is offered for use in the public domain. You may
14 * use, modify or distribute it freely.
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.
25 #define __VIDEOAGP_H__
31 #define VIDEO_AGP_RATE_1X 0x00000001
32 #define VIDEO_AGP_RATE_2X 0x00000002
33 #define VIDEO_AGP_RATE_4X 0x00000004
34 #define VIDEO_AGP_RATE_8X 0x00000008
36 typedef enum _VIDEO_PORT_CACHE_TYPE
{
40 } VIDEO_PORT_CACHE_TYPE
;
43 (NTAPI
*PAGP_COMMIT_PHYSICAL
)(
44 IN PVOID HwDeviceExtension
,
45 IN PVOID PhysicalReserveContext
,
50 (NTAPI
*PAGP_COMMIT_VIRTUAL
)(
51 IN PVOID HwDeviceExtension
,
52 IN PVOID VirtualReserveContext
,
57 (NTAPI
*PAGP_FREE_PHYSICAL
)(
58 IN PVOID HwDeviceExtension
,
59 IN PVOID PhysicalReserveContext
,
64 (NTAPI
*PAGP_FREE_VIRTUAL
)(
65 IN PVOID HwDeviceExtension
,
66 IN PVOID VirtualReserveContext
,
71 (NTAPI
*PAGP_RELEASE_PHYSICAL
)(
72 IN PVOID HwDeviceExtension
,
73 IN PVOID PhysicalReserveContext
);
76 (NTAPI
*PAGP_RELEASE_VIRTUAL
)(
77 IN PVOID HwDeviceExtension
,
78 IN PVOID VirtualReserveContext
);
80 typedef PHYSICAL_ADDRESS
81 (NTAPI
*PAGP_RESERVE_PHYSICAL
)(
82 IN PVOID HwDeviceExtension
,
84 IN VIDEO_PORT_CACHE_TYPE Caching
,
85 OUT PVOID
*PhysicalReserveContext
);
88 (NTAPI
*PAGP_RESERVE_VIRTUAL
)(
89 IN PVOID HwDeviceExtension
,
90 IN HANDLE ProcessHandle
,
91 IN PVOID PhysicalReserveContext
,
92 OUT PVOID
*VirtualReserveContext
);
95 (NTAPI
*PAGP_SET_RATE
)(
96 IN PVOID HwDeviceExtension
,
99 typedef struct _VIDEO_PORT_AGP_SERVICES
{
100 PAGP_RESERVE_PHYSICAL AgpReservePhysical
;
101 PAGP_RELEASE_PHYSICAL AgpReleasePhysical
;
102 PAGP_COMMIT_PHYSICAL AgpCommitPhysical
;
103 PAGP_FREE_PHYSICAL AgpFreePhysical
;
104 PAGP_RESERVE_VIRTUAL AgpReserveVirtual
;
105 PAGP_RELEASE_VIRTUAL AgpReleaseVirtual
;
106 PAGP_COMMIT_VIRTUAL AgpCommitVirtual
;
107 PAGP_FREE_VIRTUAL AgpFreeVirtual
;
108 ULONGLONG AllocationLimit
;
109 } VIDEO_PORT_AGP_SERVICES
, *PVIDEO_PORT_AGP_SERVICES
;
113 VideoPortGetAgpServices(
114 IN PVOID HwDeviceExtension
,
115 IN PVIDEO_PORT_AGP_SERVICES AgpServices
);