FreeBSD/Linux Kernel Cross Reference
sys/powerpc/powermac/openpic_macio.c

     /*-
      * Copyright 2003 by Peter Grehan. 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.
     * 3. The name of the author may not be used to endorse or promote products
     *    derived from this software without specific prior written permission.
     *
     * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 THE AUTHOR 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.
     *
     */
    
    #include <sys/cdefs.h>
    __FBSDID("$FreeBSD$");
    
    #include <sys/param.h>
    #include <sys/systm.h>
    #include <sys/module.h>
    #include <sys/bus.h>
    #include <sys/conf.h>
    #include <sys/kernel.h>
    
    #include <dev/ofw/ofw_bus.h>
    #include <dev/ofw/openfirm.h>
    
    #include <machine/bus.h>
    #include <machine/intr_machdep.h>
    #include <machine/md_var.h>
    #include <machine/pio.h>
    #include <machine/resource.h>
    
    #include <vm/vm.h>
    #include <vm/pmap.h>
    
    #include <sys/rman.h>
    
    #include <machine/openpicvar.h>
    
    #include "pic_if.h"
    
    /*
     * MacIO interface
     */
    static int      openpic_macio_probe(device_t);
    static int      openpic_macio_attach(device_t);
    
    static device_method_t  openpic_macio_methods[] = {
            /* Device interface */
            DEVMETHOD(device_probe,         openpic_macio_probe),
            DEVMETHOD(device_attach,        openpic_macio_attach),
    
            /* PIC interface */
            DEVMETHOD(pic_bind,             openpic_bind),
            DEVMETHOD(pic_config,           openpic_config),
            DEVMETHOD(pic_dispatch,         openpic_dispatch),
            DEVMETHOD(pic_enable,           openpic_enable),
            DEVMETHOD(pic_eoi,              openpic_eoi),
            DEVMETHOD(pic_ipi,              openpic_ipi),
            DEVMETHOD(pic_mask,             openpic_mask),
            DEVMETHOD(pic_unmask,           openpic_unmask),
    
            { 0, 0 },
    };
    
    static driver_t openpic_macio_driver = {
            "openpic",
            openpic_macio_methods,
            sizeof(struct openpic_softc),
    };
    
    DRIVER_MODULE(openpic, macio, openpic_macio_driver, openpic_devclass, 0, 0);
    
    static int
    openpic_macio_probe(device_t dev)
    {
            const char *type = ofw_bus_get_type(dev);
    
            if (strcmp(type, "open-pic") != 0)
                    return (ENXIO);
    
            /* On some U4 systems, there is a phantom MPIC in the mac-io cell */
            if (OF_finddevice("/u4") != (phandle_t)-1)
                    return (ENXIO);
   
           device_set_desc(dev, OPENPIC_DEVSTR);
           return (0);
   }
   
   static int
   openpic_macio_attach(device_t dev)
   {
    
           return (openpic_common_attach(dev, ofw_bus_get_node(dev)));
   }

Cache object: 6b3473115dc80c0e9eddc8843bffb785