FreeBSD/Linux Kernel Cross Reference
sys/mips/nlm/uart_bus_xlp_iodi.c

     /*-
      * Copyright 2003-2011 Netlogic Microsystems (Netlogic). All rights
      * reserved.
      *
      * Redistribution and use in source and binary forms, with or without
      * modification, are permitted provided that the following conditions are
      * met:
      *
      * 1. Redistributions of source code must retain the above copyright
     *    notice, this list of conditions and the following disclaimer.
     * 2. Redistributions in binary form must reproduce the above copyright
     *    notice, this list of conditions and the following disclaimer in
     *    the documentation and/or other materials provided with the
     *    distribution.
     * 
     * THIS SOFTWARE IS PROVIDED BY Netlogic Microsystems ``AS IS'' AND
     * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL NETLOGIC OR CONTRIBUTORS BE 
     * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
     * THE POSSIBILITY OF SUCH DAMAGE.
     *
     * NETLOGIC_BSD */
    
    #include <sys/cdefs.h>
    __FBSDID("$FreeBSD: releng/9.2/sys/mips/nlm/uart_bus_xlp_iodi.c 225394 2011-09-05 10:45:29Z jchandra $");
    
    #include <sys/param.h>
    #include <sys/systm.h>
    #include <sys/bus.h>
    #include <sys/kernel.h>
    #include <sys/module.h>
    #include <sys/lock.h>
    #include <sys/mutex.h>
    #include <sys/rman.h>
    
    #include <machine/bus.h>
    #include <machine/resource.h>
    
    #include <mips/nlm/hal/haldefs.h>
    #include <mips/nlm/hal/iomap.h>
    #include <mips/nlm/hal/uart.h>
    
    #include <dev/uart/uart.h>
    #include <dev/uart/uart_bus.h>
    #include <dev/uart/uart_cpu.h>
    
    static int uart_iodi_probe(device_t dev);
    
    static device_method_t uart_iodi_methods[] = {
            /* Device interface */
            DEVMETHOD(device_probe, uart_iodi_probe),
            DEVMETHOD(device_attach, uart_bus_attach),
            DEVMETHOD(device_detach, uart_bus_detach),
            {0, 0}
    };
    
    static driver_t uart_iodi_driver = {
            uart_driver_name,
            uart_iodi_methods,
            sizeof(struct uart_softc),
    };
    
    extern SLIST_HEAD(uart_devinfo_list, uart_devinfo) uart_sysdevs;
    
    static int
    uart_iodi_probe(device_t dev)
    {
            struct uart_softc *sc;
    
            sc = device_get_softc(dev);
            sc->sc_sysdev = SLIST_FIRST(&uart_sysdevs);
            sc->sc_class = &uart_ns8250_class;
            bcopy(&sc->sc_sysdev->bas, &sc->sc_bas, sizeof(sc->sc_bas));
            sc->sc_sysdev->bas.bst = rmi_bus_space;
            sc->sc_sysdev->bas.bsh = nlm_get_uart_regbase(0, 0);
            sc->sc_bas.bst = rmi_bus_space;
            sc->sc_bas.bsh = nlm_get_uart_regbase(0, 0);
            /* regshft = 2, rclk = 66000000, rid = 0, chan = 0 */
            return (uart_bus_probe(dev, 2, 133000000, 0, 0));
    }
    
    DRIVER_MODULE(uart, iodi, uart_iodi_driver, uart_devclass, 0, 0);

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