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StorPortReadRegisterBufferUlong64 macro (storport.h)

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This StorPortReadRegisterBufferUlong64 routine reads a number of ULONG64 values from the specified 64-bit register address into a buffer.

Syntax

void StorPortReadRegisterBufferUlong64(
  [in]   h,
  [in]   r,
  [out]  b,
  [in]   c
);

Parameters

[in] h

A pointer to the hardware device extension.

[in] r

A pointer to the register where the data is to be read. The register must be a mapped range in memory space.

[out] b

A pointer to the buffer that receives the data that is read.

[in] c

specifies the number of data values to read. Each data item has a size of sizeof(ULONG64).

Return value

None

Remarks

The StorPortReadRegisterBufferUlong64 routine is only available on the 64-bit version of Windows.

Requirements

Requirement Value
Minimum supported client Windows 8
Target Platform Universal
Header storport.h (include Storport.h)

See also

StorPortWriteRegisterBufferUlong64