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106 lines
2.6 KiB
C
106 lines
2.6 KiB
C
/*
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* ntagp.h
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*
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* NT AGP bus driver 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 Gregor Anich <blight@blight.eu.org>
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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 __NTAGP_H
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#define __NTAGP_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 AGP_BUS_INTERFACE_V1 1L
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#define AGP_BUS_INTERFACE_V2 2L
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/* Indicates wether the GART supports mapping of physical memory for the CPU */
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#define AGP_CAPABILITIES_MAP_PHYSICAL 0x00000001L
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typedef NTSTATUS
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(DDKAPI *PAGP_BUS_COMMIT_MEMORY)(
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IN PVOID AgpContext,
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IN PVOID MapHandle,
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IN ULONG NumberOfPages,
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IN ULONG OffsetInPages,
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IN OUT PMDL Mdl OPTIONAL,
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OUT PHYSICAL_ADDRESS *MemoryBase);
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typedef NTSTATUS
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(DDKAPI *PAGP_BUS_FREE_MEMORY)(
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IN PVOID AgpContext,
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IN PVOID MapHandle,
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IN ULONG NumberOfPages,
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IN ULONG OffsetInPages);
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typedef NTSTATUS
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(DDKAPI *PAGP_BUS_RELEASE_MEMORY)(
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IN PVOID AgpContext,
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IN PVOID MapHandle);
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typedef NTSTATUS
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(DDKAPI *PAGP_BUS_RESERVE_MEMORY)(
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IN PVOID AgpContext,
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IN ULONG NumberOfPages,
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IN MEMORY_CACHING_TYPE MemoryType,
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OUT PVOID *MapHandle,
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OUT PHYSICAL_ADDRESS *PhysicalAddress OPTIONAL);
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typedef NTSTATUS
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(DDKAPI *PAGP_BUS_SET_RATE)(
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IN PVOID AgpContext,
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IN ULONG AgpRate);
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typedef NTSTATUS
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(DDKAPI *PAGP_GET_MAPPED_PAGES)(
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IN PVOID AgpContext,
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IN PVOID MapHandle,
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IN ULONG NumberOfPages,
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IN ULONG OffsetInPages,
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OUT PMDL Mdl);
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typedef struct _AGP_BUS_INTERFACE_STANDARD {
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USHORT Size;
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USHORT Version;
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PVOID AgpContext;
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PINTERFACE_REFERENCE InterfaceReference;
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PINTERFACE_DEREFERENCE InterfaceDereference;
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ULONG Capabilities;
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PAGP_BUS_RESERVE_MEMORY ReserveMemory;
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PAGP_BUS_RELEASE_MEMORY ReleaseMemory;
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PAGP_BUS_COMMIT_MEMORY CommitMemory;
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PAGP_BUS_FREE_MEMORY FreeMemory;
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PAGP_GET_MAPPED_PAGES GetMappedPages;
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PAGP_BUS_SET_RATE SetRate;
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} AGP_BUS_INTERFACE_STANDARD, *PAGP_BUS_INTERFACE_STANDARD;
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#define AGP_BUS_INTERFACE_V2_SIZE sizeof(AGP_BUS_INTERFACE_STANDARD)
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#define AGP_BUS_INTERFACE_V1_SIZE \
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(AGP_BUS_INTERFACE_V2_SIZE - sizeof(PAGP_BUS_SET_RATE))
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#ifdef __cplusplus
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}
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#endif
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#endif /* __NTAGP_H */
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