reactos/sdk/include/ddk/d3dkmddi.h

/*
 * PROJECT:     ReactOS Display Driver Model
 * LICENSE:     MIT (https://spdx.org/licenses/MIT)
 * PURPOSE:     Header file for WDDM style DDIs
 * COPYRIGHT:   Copyright 2024 Justin Miller <justin.miller@reactos.org>
 */

#ifndef _D3DKMDDI_H_
#define _D3DKMDDI_H_

#include <d3dkmdt.h>

typedef struct _DXGK_ALLOCATIONINFOFLAGS_WDDM2_0
{
    union
    {
        struct
        {
            UINT    CpuVisible                      : 1;
            UINT    PermanentSysMem                 : 1;
            UINT    Cached                          : 1;
            UINT    Protected                       : 1;
            UINT    ExistingSysMem                  : 1;
            UINT    ExistingKernelSysMem            : 1;
            UINT    FromEndOfSegment                : 1;
            UINT    DisableLargePageMapping         : 1;
            UINT    Overlay                         : 1;
            UINT    Capture                         : 1;
#if (DXGKDDI_INTERFACE_VERSION >= DXGKDDI_INTERFACE_VERSION_WDDM2_1)
            UINT    CreateInVpr                     : 1;
#else
            UINT    Reserved00                      : 1;
#endif
            UINT    DXGK_ALLOC_RESERVED17           : 1;
            UINT    Reserved02                      : 1;
#if (DXGKDDI_INTERFACE_VERSION >= DXGKDDI_INTERFACE_VERSION_WDDM2_9)
            UINT    MapApertureCpuVisible           : 1;
#else
            UINT    Reserved03                      : 1;
#endif
            UINT    HistoryBuffer                   : 1;
            UINT    AccessedPhysically              : 1;
            UINT    ExplicitResidencyNotification   : 1;
            UINT    HardwareProtected               : 1;
            UINT    CpuVisibleOnDemand              : 1;
            UINT    DXGK_ALLOC_RESERVED16           : 1;
            UINT    DXGK_ALLOC_RESERVED15           : 1;
            UINT    DXGK_ALLOC_RESERVED14           : 1;
            UINT    DXGK_ALLOC_RESERVED13           : 1;
            UINT    DXGK_ALLOC_RESERVED12           : 1;
            UINT    DXGK_ALLOC_RESERVED11           : 1;
            UINT    DXGK_ALLOC_RESERVED10           : 1;
            UINT    DXGK_ALLOC_RESERVED9            : 1;
            UINT    DXGK_ALLOC_RESERVED4            : 1;
            UINT    DXGK_ALLOC_RESERVED3            : 1;
            UINT    DXGK_ALLOC_RESERVED2            : 1;
            UINT    DXGK_ALLOC_RESERVED1            : 1;
            UINT    DXGK_ALLOC_RESERVED0            : 1;
        };
        UINT Value;
    };
} DXGK_ALLOCATIONINFOFLAGS_WDDM2_0;
C_ASSERT(sizeof(DXGK_ALLOCATIONINFOFLAGS_WDDM2_0) == 0x4);

typedef struct _DXGK_SEGMENTPREFERENCE
{
    union
    {
        struct
        {
            UINT SegmentId0 : 5;
            UINT Direction0 : 1;
            UINT SegmentId1 : 5;
            UINT Direction1 : 1;
            UINT SegmentId2 : 5;
            UINT Direction2 : 1;
            UINT SegmentId3 : 5;
            UINT Direction3 : 1;
            UINT SegmentId4 : 5;
            UINT Direction4 : 1;
            UINT Reserved   : 2;
        };
        UINT Value;
    };
} DXGK_SEGMENTPREFERENCE, *PDXGK_SEGMENTPREFERENCE;
C_ASSERT(sizeof(DXGK_SEGMENTPREFERENCE) == 0x4);

typedef struct _DXGK_SEGMENTBANKPREFERENCE
{
    union
    {
        struct
        {
            UINT Bank0          : 7;
            UINT Direction0     : 1;
            UINT Bank1          : 7;
            UINT Direction1     : 1;
            UINT Bank2          : 7;
            UINT Direction2     : 1;
            UINT Bank3          : 7;
            UINT Direction3     : 1;
        };
        UINT Value;
    };
} DXGK_SEGMENTBANKPREFERENCE;
C_ASSERT(sizeof(DXGK_SEGMENTBANKPREFERENCE) == 0x4);

typedef struct _DXGK_ALLOCATIONINFOFLAGS
{
    union
    {
        struct
        {
            UINT CpuVisible              : 1;
            UINT PermanentSysMem         : 1;
            UINT Cached                  : 1;
            UINT Protected               : 1;
            UINT ExistingSysMem          : 1;
            UINT ExistingKernelSysMem    : 1;
            UINT FromEndOfSegment        : 1;
            UINT Swizzled                : 1;
            UINT Overlay                 : 1;
            UINT Capture                 : 1;
            UINT UseAlternateVA          : 1;
            UINT SynchronousPaging       : 1;
            UINT LinkMirrored            : 1;
            UINT LinkInstanced           : 1;
            UINT HistoryBuffer           : 1;
#if (DXGKDDI_INTERFACE_VERSION >= DXGKDDI_INTERFACE_VERSION_WDDM2_0)
            UINT AccessedPhysically      : 1;
            UINT ExplicitResidencyNotification : 1;
            UINT HardwareProtected       : 1;
            UINT CpuVisibleOnDemand      : 1;
#else
            UINT Reserved                : 4;
#endif
            UINT DXGK_ALLOC_RESERVED16   : 1;
            UINT DXGK_ALLOC_RESERVED15   : 1;
            UINT DXGK_ALLOC_RESERVED14   : 1;
            UINT DXGK_ALLOC_RESERVED13   : 1;
            UINT DXGK_ALLOC_RESERVED12   : 1;
            UINT DXGK_ALLOC_RESERVED11   : 1;
            UINT DXGK_ALLOC_RESERVED10   : 1;
            UINT DXGK_ALLOC_RESERVED9    : 1;
            UINT DXGK_ALLOC_RESERVED4    : 1;
            UINT DXGK_ALLOC_RESERVED3    : 1;
            UINT DXGK_ALLOC_RESERVED2    : 1;
            UINT DXGK_ALLOC_RESERVED1    : 1;
            UINT DXGK_ALLOC_RESERVED0    : 1;
        };
        UINT Value;
    };
} DXGK_ALLOCATIONINFOFLAGS;
C_ASSERT(sizeof(DXGK_ALLOCATIONINFOFLAGS) == 0x4);

typedef struct _DXGK_ALLOCATIONUSAGEINFO1
{
    union
    {
        struct
        {
            UINT PrivateFormat  : 1;
            UINT Swizzled       : 1;
            UINT MipMap         : 1;
            UINT Cube           : 1;
            UINT Volume         : 1;
            UINT Vertex         : 1;
            UINT Index          : 1;
            UINT Reserved       : 25;
        };
        UINT Value;
    } Flags;
    union
    {
        D3DDDIFORMAT Format;
        UINT         PrivateFormat;
    };
    UINT SwizzledFormat;
    UINT ByteOffset;
    UINT Width;
    UINT Height;
    UINT Pitch;
    UINT Depth;
    UINT SlicePitch;
} DXGK_ALLOCATIONUSAGEINFO1;
C_ASSERT(sizeof(DXGK_ALLOCATIONUSAGEINFO1) == 0x24);

typedef struct _DXGK_ALLOCATIONUSAGEHINT
{
    UINT                      Version;
    DXGK_ALLOCATIONUSAGEINFO1 v1;
} DXGK_ALLOCATIONUSAGEHINT;
C_ASSERT(sizeof(DXGK_ALLOCATIONUSAGEHINT) == 0x28);

typedef struct _DXGK_ALLOCATIONINFO
{
    VOID*                      pPrivateDriverData;
    UINT                       PrivateDriverDataSize;
    UINT                       Alignment;
    SIZE_T                     Size;
    SIZE_T                     PitchAlignedSize;
    DXGK_SEGMENTBANKPREFERENCE HintedBank;
    DXGK_SEGMENTPREFERENCE     PreferredSegment;
    UINT                       SupportedReadSegmentSet;
    UINT                       SupportedWriteSegmentSet;
    UINT                       EvictionSegmentSet;
    union
    {
        UINT MaximumRenamingListLength;
        UINT PhysicalAdapterIndex;
    };
    HANDLE hAllocation;
    union
    {
        DXGK_ALLOCATIONINFOFLAGS Flags;
#if (DXGKDDI_INTERFACE_VERSION >= DXGKDDI_INTERFACE_VERSION_WDDM2_0)
        DXGK_ALLOCATIONINFOFLAGS_WDDM2_0 FlagsWddm2;
#endif
    };
    DXGK_ALLOCATIONUSAGEHINT* pAllocationUsageHint;
    UINT                      AllocationPriority;
#if (DXGKDDI_INTERFACE_VERSION >= DXGKDDI_INTERFACE_VERSION_WDDM3_0)
    DXGK_ALLOCATIONINFOFLAGS2 Flags2;
#endif
} DXGK_ALLOCATIONINFO;

#ifdef _WIN64
#if (DXGKDDI_INTERFACE_VERSION >= DXGKDDI_INTERFACE_VERSION_WDDM3_0)
C_ASSERT(sizeof(DXGK_ALLOCATIONINFO) == 0x5C);
#else
C_ASSERT(sizeof(DXGK_ALLOCATIONINFO) == 0x58);
#endif
#else
#if (DXGKDDI_INTERFACE_VERSION >= DXGKDDI_INTERFACE_VERSION_WDDM3_0)
C_ASSERT(sizeof(DXGK_ALLOCATIONINFO) == 0x40);
#else
C_ASSERT(sizeof(DXGK_ALLOCATIONINFO) == 0x3C);
#endif
#endif

#endif // _D3DKMDDI_H_