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/* |
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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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|
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#pragma once |
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|
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#define __VIDEOAGP_H__ |
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|
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#ifdef __cplusplus |
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extern "C" { |
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#endif |
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|
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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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|
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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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|
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typedef BOOLEAN |
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(NTAPI *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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|
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typedef PVOID |
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(NTAPI *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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|
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typedef VOID |
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(NTAPI *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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|
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typedef VOID |
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(NTAPI *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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|
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typedef VOID |
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(NTAPI *PAGP_RELEASE_PHYSICAL)( |
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IN PVOID HwDeviceExtension, |
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IN PVOID PhysicalReserveContext); |
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|
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typedef VOID |
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(NTAPI *PAGP_RELEASE_VIRTUAL)( |
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IN PVOID HwDeviceExtension, |
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IN PVOID VirtualReserveContext); |
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|
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typedef PHYSICAL_ADDRESS |
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(NTAPI *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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|
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typedef PVOID |
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(NTAPI *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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|
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typedef BOOLEAN |
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(NTAPI *PAGP_SET_RATE)( |
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IN PVOID HwDeviceExtension, |
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IN ULONG AgpRate); |
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|
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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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|
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BOOLEAN |
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NTAPI |
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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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|
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#ifdef __cplusplus |
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} |
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#endif |
