D3DKMT_VIDMM_ESCAPE 結構 (d3dkmthk.h)

請勿使用 D3DKMT_VIDMM_ESCAPE 結構;僅供測試之用。

D3DKMT_VIDMM_ESCAPE 結構描述如何控制視訊記憶體管理員 (，這是 呼叫 D3DKMTEscape 函式中 Dxgkrnl.sys) 的一部分。

語法

typedef struct _D3DKMT_VIDMM_ESCAPE {
  D3DKMT_VIDMMESCAPETYPE Type;
  union {
    struct {
      union {
        struct {
          ULONG ProbeAndLock : 1;
          ULONG SplitPoint : 1;
          ULONG NoDemotion : 1;
          ULONG SwizzlingAperture : 1;
          ULONG PagingPathLockSubRange : 1;
          ULONG PagingPathLockMinRange : 1;
          ULONG ComplexLock : 1;
          ULONG FailVARotation : 1;
          ULONG NoWriteCombined : 1;
          ULONG NoPrePatching : 1;
          ULONG AlwaysRepatch : 1;
          ULONG ExpectPreparationFailure : 1;
          ULONG FailUserModeVAMapping : 1;
          ULONG NeverDiscardOfferedAllocation : 1;
          ULONG AlwaysDiscardOfferedAllocation : 1;
#if ...
          ULONG Reserved : 17;
#else
          ULONG Reserved : 19;
#endif
        };
        ULONG Value;
      };
    } SetFault;
    struct {
      D3DKMT_HANDLE ResourceHandle;
      D3DKMT_HANDLE AllocationHandle;
      HANDLE        hProcess;
    } Evict;
    struct {
      D3DKMT_ALIGN64 UINT64 NtHandle;
    } EvictByNtHandle;
    struct {
      union {
        struct {
          UINT NumVads;
        } GetNumVads;
        D3DKMT_VAD_DESC         GetVad;
        D3DKMT_VA_RANGE_DESC    GetVadRange;
        D3DKMT_GET_GPUMMU_CAPS  GetGpuMmuCaps;
        D3DKMT_GET_PTE          GetPte;
        D3DKMT_GET_SEGMENT_CAPS GetSegmentCaps;
      };
      D3DKMT_VAD_ESCAPE_COMMAND Command;
      NTSTATUS                  Status;
    } GetVads;
    struct {
      D3DKMT_ALIGN64 ULONGLONG LocalMemoryBudget;
      D3DKMT_ALIGN64 ULONGLONG SystemMemoryBudget;
    } SetBudget;
    struct {
      HANDLE hProcess;
      BOOL   bAllowWakeOnSubmission;
    } SuspendProcess;
    struct {
      HANDLE hProcess;
    } ResumeProcess;
    struct {
      D3DKMT_ALIGN64 UINT64 NumBytesToTrim;
    } GetBudget;
    struct {
      ULONG MinTrimInterval;
      ULONG MaxTrimInterval;
      ULONG IdleTrimInterval;
    } SetTrimIntervals;
    D3DKMT_EVICTION_CRITERIA EvictByCriteria;
    struct {
      BOOL bFlush;
    } Wake;
    struct {
      D3DKMT_DEFRAG_ESCAPE_OPERATION Operation;
      UINT                           SegmentId;
      D3DKMT_ALIGN64 ULONGLONG       TotalCommitted;
      D3DKMT_ALIGN64 ULONGLONG       TotalFree;
      D3DKMT_ALIGN64 ULONGLONG       LargestGapBefore;
      D3DKMT_ALIGN64 ULONGLONG       LargestGapAfter;
    } Defrag;
    struct {
      D3DKMT_HANDLE            hPagingQueue;
      UINT                     PhysicalAdapterIndex;
      ULONG                    Milliseconds;
      D3DKMT_ALIGN64 ULONGLONG PagingFenceValue;
    } DelayExecution;
    struct {
      UINT SegmentId;
    } VerifyIntegrity;
    struct {
      D3DKMT_ALIGN64 LONGLONG TimerValue;
    } DelayedEvictionConfig;
  };
} D3DKMT_VIDMM_ESCAPE;

成員

Type

SetFault

SplitPoin

HotAddMemory

SetFault.ProbeAndLock

SetFault.SplitPoint

SetFault.NoDemotion

SetFault.SwizzlingAperture

SetFault.PagingPathLockSubRange

SetFault.PagingPathLockMinRange

SetFault.ComplexLock

SetFault.FailVARotation

SetFault.NoWriteCombined

SetFault.NoPrePatching

SetFault.AlwaysRepatch

SetFault.ExpectPreparationFailure

SetFault.FailUserModeVAMapping

SetFault.NeverDiscardOfferedAllocation

SetFault.AlwaysDiscardOfferedAllocation

SetFault.Reserved

SetFault.Value

Evict

Evict.ResourceHandle

Evict.AllocationHandle

Evict.hProcess

進程的句柄。

EvictByNtHandle

EvictByNtHandle.NtHandle

GetVads

GetVads.GetNumVads

GetVads.GetNumVads.NumVads

GetVads.GetVad

GetVads.GetVadRange

GetVads.GetGpuMmuCaps

GPU 記憶體管理功能。

GetVads.GetPte

GetVads.GetSegmentCaps

GetVads.Command

GetVads.Status

SetBudget

SetBudget.LocalMemoryBudget

SetBudget.SystemMemoryBudget

SuspendProcess

SuspendProcess.hProcess

進程的句柄。

SuspendProcess.bAllowWakeOnSubmission

ResumeProcess

ResumeProcess.hProcess

進程的句柄。

GetBudget

GetBudget.NumBytesToTrim

SetTrimIntervals

SetTrimIntervals.MinTrimInterval

SetTrimIntervals.MaxTrimInterval

SetTrimIntervals.IdleTrimInterval

EvictByCriteria

Wake

Wake.bFlush

Defrag

Defrag.Operation

Defrag.SegmentId

Defrag.TotalCommitted

Defrag.TotalFree

Defrag.LargestGapBefore

Defrag.LargestGapAfter

DelayExecution

DelayExecution.hPagingQueue

DelayExecution.PhysicalAdapterIndex

DelayExecution.Milliseconds

DelayExecution.PagingFenceValue

VerifyIntegrity

VerifyIntegrity.SegmentId

DelayedEvictionConfig

DelayedEvictionConfig.TimerValue

規格需求

需求	值
最低支援的用戶端	Windows Vista
標頭	d3dkmthk.h (包含 D3dkmthk.h)

另請參閱

D3DKMTEscape

D3DKMT_ESCAPE