WDF_WRITE_REGISTER_BUFFER_ULONG64 function (wdfhwaccess.h)

[Applies to UMDF only]

The WDF_WRITE_REGISTER_BUFFER_ULONG64 function writes a number of ULONG64 values from a buffer to the specified register.

Syntax

VOID WDF_WRITE_REGISTER_BUFFER_ULONG64(
  [in] WDFDEVICE Device,
  [in] PULONG64  Register,
  [in] PULONG64  Buffer,
  [in] ULONG     Count
);

Parameters

[in] Device

A handle to a framework device object.

[in] Register

A pointer to the register, which must be a mapped range in memory space.

[in] Buffer

A pointer to a buffer into which an array of ULONG64 values is to be written.

[in] Count

Specifies the number of ULONG64 values to write to the register.

Return value

None

Remarks

The size of the buffer must be large enough to contain at least the specified number of bytes.

Requirements