1*5c4a5fe1SAndy Fiddaman /*- 2*5c4a5fe1SAndy Fiddaman * SPDX-License-Identifier: BSD-2-Clause 3*5c4a5fe1SAndy Fiddaman * 4*5c4a5fe1SAndy Fiddaman * Copyright (c) 2013 Neel Natu <neel@freebsd.org> 5*5c4a5fe1SAndy Fiddaman * All rights reserved. 6*5c4a5fe1SAndy Fiddaman * 7*5c4a5fe1SAndy Fiddaman * Redistribution and use in source and binary forms, with or without 8*5c4a5fe1SAndy Fiddaman * modification, are permitted provided that the following conditions 9*5c4a5fe1SAndy Fiddaman * are met: 10*5c4a5fe1SAndy Fiddaman * 1. Redistributions of source code must retain the above copyright 11*5c4a5fe1SAndy Fiddaman * notice, this list of conditions and the following disclaimer. 12*5c4a5fe1SAndy Fiddaman * 2. Redistributions in binary form must reproduce the above copyright 13*5c4a5fe1SAndy Fiddaman * notice, this list of conditions and the following disclaimer in the 14*5c4a5fe1SAndy Fiddaman * documentation and/or other materials provided with the distribution. 15*5c4a5fe1SAndy Fiddaman * 16*5c4a5fe1SAndy Fiddaman * THIS SOFTWARE IS PROVIDED BY NETAPP, INC ``AS IS'' AND 17*5c4a5fe1SAndy Fiddaman * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18*5c4a5fe1SAndy Fiddaman * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19*5c4a5fe1SAndy Fiddaman * ARE DISCLAIMED. IN NO EVENT SHALL NETAPP, INC OR CONTRIBUTORS BE LIABLE 20*5c4a5fe1SAndy Fiddaman * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21*5c4a5fe1SAndy Fiddaman * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22*5c4a5fe1SAndy Fiddaman * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23*5c4a5fe1SAndy Fiddaman * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24*5c4a5fe1SAndy Fiddaman * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25*5c4a5fe1SAndy Fiddaman * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26*5c4a5fe1SAndy Fiddaman * SUCH DAMAGE. 27*5c4a5fe1SAndy Fiddaman */ 28*5c4a5fe1SAndy Fiddaman 29*5c4a5fe1SAndy Fiddaman #ifndef _UART_EMUL_H_ 30*5c4a5fe1SAndy Fiddaman #define _UART_EMUL_H_ 31*5c4a5fe1SAndy Fiddaman 32*5c4a5fe1SAndy Fiddaman #define UART_NS16550_IO_BAR_SIZE 8 33*5c4a5fe1SAndy Fiddaman 34*5c4a5fe1SAndy Fiddaman struct uart_ns16550_softc; 35*5c4a5fe1SAndy Fiddaman 36*5c4a5fe1SAndy Fiddaman typedef void (*uart_intr_func_t)(void *arg); 37*5c4a5fe1SAndy Fiddaman 38*5c4a5fe1SAndy Fiddaman int uart_legacy_alloc(int unit, int *ioaddr, int *irq); 39*5c4a5fe1SAndy Fiddaman 40*5c4a5fe1SAndy Fiddaman struct uart_ns16550_softc *uart_ns16550_init(uart_intr_func_t intr_assert, 41*5c4a5fe1SAndy Fiddaman uart_intr_func_t intr_deassert, void *arg); 42*5c4a5fe1SAndy Fiddaman uint8_t uart_ns16550_read(struct uart_ns16550_softc *sc, int offset); 43*5c4a5fe1SAndy Fiddaman void uart_ns16550_write(struct uart_ns16550_softc *sc, int offset, 44*5c4a5fe1SAndy Fiddaman uint8_t value); 45*5c4a5fe1SAndy Fiddaman int uart_ns16550_tty_open(struct uart_ns16550_softc *sc, 46*5c4a5fe1SAndy Fiddaman const char *device); 47*5c4a5fe1SAndy Fiddaman 48*5c4a5fe1SAndy Fiddaman #endif /* _UART_EMUL_H_ */ 49