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