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