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.
29 #define VIDEO_AGP_RATE_1X 0x00000001
30 #define VIDEO_AGP_RATE_2X 0x00000002
31 #define VIDEO_AGP_RATE_4X 0x00000004
32 #define VIDEO_AGP_RATE_8X 0x00000008
34 typedef enum _VIDEO_PORT_CACHE_TYPE
{
38 } VIDEO_PORT_CACHE_TYPE
;
41 (NTAPI
*PAGP_COMMIT_PHYSICAL
)(
42 IN PVOID HwDeviceExtension
,
43 IN PVOID PhysicalReserveContext
,
48 (NTAPI
*PAGP_COMMIT_VIRTUAL
)(
49 IN PVOID HwDeviceExtension
,
50 IN PVOID VirtualReserveContext
,
55 (NTAPI
*PAGP_FREE_PHYSICAL
)(
56 IN PVOID HwDeviceExtension
,
57 IN PVOID PhysicalReserveContext
,
62 (NTAPI
*PAGP_FREE_VIRTUAL
)(
63 IN PVOID HwDeviceExtension
,
64 IN PVOID VirtualReserveContext
,
69 (NTAPI
*PAGP_RELEASE_PHYSICAL
)(
70 IN PVOID HwDeviceExtension
,
71 IN PVOID PhysicalReserveContext
);
74 (NTAPI
*PAGP_RELEASE_VIRTUAL
)(
75 IN PVOID HwDeviceExtension
,
76 IN PVOID VirtualReserveContext
);
78 typedef PHYSICAL_ADDRESS
79 (NTAPI
*PAGP_RESERVE_PHYSICAL
)(
80 IN PVOID HwDeviceExtension
,
82 IN VIDEO_PORT_CACHE_TYPE Caching
,
83 OUT PVOID
*PhysicalReserveContext
);
86 (NTAPI
*PAGP_RESERVE_VIRTUAL
)(
87 IN PVOID HwDeviceExtension
,
88 IN HANDLE ProcessHandle
,
89 IN PVOID PhysicalReserveContext
,
90 OUT PVOID
*VirtualReserveContext
);
93 (NTAPI
*PAGP_SET_RATE
)(
94 IN PVOID HwDeviceExtension
,
97 typedef struct _VIDEO_PORT_AGP_SERVICES
{
98 PAGP_RESERVE_PHYSICAL AgpReservePhysical
;
99 PAGP_RELEASE_PHYSICAL AgpReleasePhysical
;
100 PAGP_COMMIT_PHYSICAL AgpCommitPhysical
;
101 PAGP_FREE_PHYSICAL AgpFreePhysical
;
102 PAGP_RESERVE_VIRTUAL AgpReserveVirtual
;
103 PAGP_RELEASE_VIRTUAL AgpReleaseVirtual
;
104 PAGP_COMMIT_VIRTUAL AgpCommitVirtual
;
105 PAGP_FREE_VIRTUAL AgpFreeVirtual
;
106 ULONGLONG AllocationLimit
;
107 } VIDEO_PORT_AGP_SERVICES
, *PVIDEO_PORT_AGP_SERVICES
;
111 VideoPortGetAgpServices(
112 IN PVOID HwDeviceExtension
,
113 IN PVIDEO_PORT_AGP_SERVICES AgpServices
);