VideoPortWritePortBufferUchar

VOID VideoPortWritePortBufferUchar(

PUCHAR  Port,
PUCHAR  Buffer,
ULONG  Count
);

VideoPortWritePortBufferUchar writes a number of bytes to a mapped I/O port.

Parameters

Port

Points to the port. The given Port must be in a mapped I/O-space range returned by VideoPortGetDeviceBase.

Buffer

Points to a buffer containing the bytes to be written.

Count

Specifies the number of bytes to be transferred to the adapter.

Comments

A miniport’s HwVidInterrupt or HwVidSynchronizeExecutionCallback function can call VideoPortWritePortBufferUchar.

See Also

VideoPortGetDeviceBase