/* Clear the fifo read and write pointers and set the length to zero.  */
void cdcBufferClearFIFO()
/* Clear the fifo read and write pointers and set the length to zero.  */
void cdcBufferClearFIFO()
{
  cdcfifo.rd_ptr = 0;
  cdcfifo.wr_ptr = 0;
  cdcfifo.len = 0;
}