2 * Copyright 2002 by Peter Grehan. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 * 3. The name of the author may not be used to endorse or promote products
13 * derived from this software without specific prior written permission.
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
20 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
21 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
22 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
23 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * PSIM local bus 16550
34 #include <sys/param.h>
35 #include <sys/systm.h>
38 #include <sys/kernel.h>
40 #include <sys/malloc.h>
41 #include <sys/mutex.h>
42 #include <sys/module.h>
44 #include <machine/bus.h>
45 #include <sys/timepps.h>
47 #include <dev/ofw/openfirm.h>
48 #include <powerpc/psim/iobusvar.h>
50 #include <dev/uart/uart.h>
51 #include <dev/uart/uart_bus.h>
53 static int uart_iobus_probe(device_t dev);
55 static device_method_t uart_iobus_methods[] = {
56 /* Device interface */
57 DEVMETHOD(device_probe, uart_iobus_probe),
58 DEVMETHOD(device_attach, uart_bus_attach),
59 DEVMETHOD(device_detach, uart_bus_detach),
64 static driver_t uart_iobus_driver = {
67 sizeof(struct uart_softc),
71 uart_iobus_probe(device_t dev)
73 struct uart_softc *sc;
76 type = iobus_get_name(dev);
77 if (strncmp(type, "com", 3) != 0)
80 sc = device_get_softc(dev);
81 sc->sc_class = &uart_ns8250_class;
83 device_set_desc(dev, "PSIM serial port");
84 return (uart_bus_probe(dev, 0, 0, 0, 0));
87 DRIVER_MODULE(uart, iobus, uart_iobus_driver, uart_devclass, 0, 0);