UART_PUT_CTRL
UART_PUT_CTRL(port,
UART_PUT_CTRL(port,
UART_PUT_CTRL(port, cr);
UART_PUT_CTRL(port, ctrl | UART_CTRL_TE);
UART_PUT_CTRL(port, ctrl & ~(UART_CTRL_TE));
UART_PUT_CTRL(port, ctrl);
UART_PUT_CTRL(port, new_cr);
UART_PUT_CTRL(port, old_cr);
UART_PUT_CTRL(port, cr);
UART_PUT_CTRL(port, cr);
UART_PUT_CTRL(port, cr);