DXGKARG_SETROOTPAGETABLE structure (d3dkmddi.h)

DXGKARG_SETROOTPAGETABLE is used by the DxgkDdiSetRootPageTabledevice driver interface (DDI) to notify a context when its associated root page table is resized or moved in memory.

Syntax

typedef struct _DXGKARG_SETROOTPAGETABLE {
  HANDLE                  hContext;
  D3DGPU_PHYSICAL_ADDRESS Address;
  UINT                    NumEntries;
} DXGKARG_SETROOTPAGETABLE;

Members

hContext

A context handle returned by DxgkDdiCreateContext.

Address

The GPU physical address of the root page table.

NumEntries

The root page table size in entries. GPU should generate invalid fault when a virtual address has a top level page table entry index, which is greater or equal this value.

Requirements

See also

DxgkDdiCreateContext

DxgkDdiSetRootPageTable