READ_REGISTER_BUFFER_USHORT function

The READ_REGISTER_BUFFER_USHORT routine reads a number of USHORT values from the specified register address into a buffer.

Syntax

NTKERNELAPI VOID READ_REGISTER_BUFFER_USHORT(
  USHORT  *Register,
  PUSHORT Buffer,
  ULONG   Count
);

Parameters

Register

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

Buffer

Pointer to a buffer into which an array of USHORT values is read.

Count

Specifies the number of USHORT values to be read into the buffer.

Return Value

None

Remarks

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

Callers of READ_REGISTER_BUFFER_USHORT can be running at any IRQL, assuming the Buffer is resident and the Register is resident, mapped device memory.

Requirements

   
Windows version Available starting with Windows 2000.
Target Platform Universal
Header wdm.h (include Wdm.h, Ntddk.h, Ntifs.h, Miniport.h, Wudfwdm.h)
Library NtosKrnl.lib
DLL NtosKrnl.exe
IRQL Any level (see Remarks section)