reactos/sdk/include/ddk/videoagp.h

120 lines
2.8 KiB
C

/*
* videoagp.h
*
* Video miniport AGP interface
*
* This file is part of the w32api package.
*
* Contributors:
* Created by Casper S. Hornstrup <chorns@users.sourceforge.net>
*
* THIS SOFTWARE IS NOT COPYRIGHTED
*
* This source code is offered for use in the public domain. You may
* use, modify or distribute it freely.
*
* This code is distributed in the hope that it will be useful but
* WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
* DISCLAIMED. This includes but is not limited to warranties of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*
*/
#pragma once
#define __VIDEOAGP_H__
#ifdef __cplusplus
extern "C" {
#endif
#define VIDEO_AGP_RATE_1X 0x00000001
#define VIDEO_AGP_RATE_2X 0x00000002
#define VIDEO_AGP_RATE_4X 0x00000004
#define VIDEO_AGP_RATE_8X 0x00000008
typedef enum _VIDEO_PORT_CACHE_TYPE {
VpNonCached = 0,
VpWriteCombined,
VpCached
} VIDEO_PORT_CACHE_TYPE;
typedef BOOLEAN
(NTAPI *PAGP_COMMIT_PHYSICAL)(
IN PVOID HwDeviceExtension,
IN PVOID PhysicalReserveContext,
IN ULONG Pages,
IN ULONG Offset);
typedef PVOID
(NTAPI *PAGP_COMMIT_VIRTUAL)(
IN PVOID HwDeviceExtension,
IN PVOID VirtualReserveContext,
IN ULONG Pages,
IN ULONG Offset);
typedef VOID
(NTAPI *PAGP_FREE_PHYSICAL)(
IN PVOID HwDeviceExtension,
IN PVOID PhysicalReserveContext,
IN ULONG Pages,
IN ULONG Offset);
typedef VOID
(NTAPI *PAGP_FREE_VIRTUAL)(
IN PVOID HwDeviceExtension,
IN PVOID VirtualReserveContext,
IN ULONG Pages,
IN ULONG Offset);
typedef VOID
(NTAPI *PAGP_RELEASE_PHYSICAL)(
IN PVOID HwDeviceExtension,
IN PVOID PhysicalReserveContext);
typedef VOID
(NTAPI *PAGP_RELEASE_VIRTUAL)(
IN PVOID HwDeviceExtension,
IN PVOID VirtualReserveContext);
typedef PHYSICAL_ADDRESS
(NTAPI *PAGP_RESERVE_PHYSICAL)(
IN PVOID HwDeviceExtension,
IN ULONG Pages,
IN VIDEO_PORT_CACHE_TYPE Caching,
OUT PVOID *PhysicalReserveContext);
typedef PVOID
(NTAPI *PAGP_RESERVE_VIRTUAL)(
IN PVOID HwDeviceExtension,
IN HANDLE ProcessHandle,
IN PVOID PhysicalReserveContext,
OUT PVOID *VirtualReserveContext);
typedef BOOLEAN
(NTAPI *PAGP_SET_RATE)(
IN PVOID HwDeviceExtension,
IN ULONG AgpRate);
typedef struct _VIDEO_PORT_AGP_SERVICES {
PAGP_RESERVE_PHYSICAL AgpReservePhysical;
PAGP_RELEASE_PHYSICAL AgpReleasePhysical;
PAGP_COMMIT_PHYSICAL AgpCommitPhysical;
PAGP_FREE_PHYSICAL AgpFreePhysical;
PAGP_RESERVE_VIRTUAL AgpReserveVirtual;
PAGP_RELEASE_VIRTUAL AgpReleaseVirtual;
PAGP_COMMIT_VIRTUAL AgpCommitVirtual;
PAGP_FREE_VIRTUAL AgpFreeVirtual;
ULONGLONG AllocationLimit;
} VIDEO_PORT_AGP_SERVICES, *PVIDEO_PORT_AGP_SERVICES;
BOOLEAN
NTAPI
VideoPortGetAgpServices(
IN PVOID HwDeviceExtension,
IN PVIDEO_PORT_AGP_SERVICES AgpServices);
#ifdef __cplusplus
}
#endif