1 /*- 2 * Copyright 2008 by Nathan Whitehorn. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 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 * 13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 14 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 15 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 16 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 17 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 18 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 19 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 20 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 21 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 23 * SUCH DAMAGE. 24 * 25 */ 26 27 #include <sys/cdefs.h> 28 __FBSDID("$FreeBSD$"); 29 30 #include <sys/param.h> 31 #include <sys/systm.h> 32 #include <sys/module.h> 33 #include <sys/bus.h> 34 #include <sys/conf.h> 35 #include <sys/kernel.h> 36 37 #include <dev/ofw/ofw_bus.h> 38 #include <dev/ofw/openfirm.h> 39 40 #include <machine/bus.h> 41 42 #include <vm/vm.h> 43 #include <vm/pmap.h> 44 45 #include <sys/rman.h> 46 47 /* 48 * Mambo interface 49 */ 50 static int mambobus_probe(device_t); 51 static int mambobus_attach(device_t); 52 53 static device_method_t mambobus_methods[] = { 54 /* Device interface */ 55 DEVMETHOD(device_probe, mambobus_probe), 56 DEVMETHOD(device_attach, mambobus_attach), 57 58 /* Bus interface */ 59 DEVMETHOD(bus_add_child, bus_generic_add_child), 60 DEVMETHOD(bus_read_ivar, bus_generic_read_ivar), 61 DEVMETHOD(bus_setup_intr, bus_generic_setup_intr), 62 DEVMETHOD(bus_teardown_intr, bus_generic_teardown_intr), 63 DEVMETHOD(bus_alloc_resource, bus_generic_alloc_resource), 64 DEVMETHOD(bus_release_resource, bus_generic_release_resource), 65 DEVMETHOD(bus_activate_resource,bus_generic_activate_resource), 66 67 DEVMETHOD_END 68 }; 69 70 static driver_t mambobus_driver = { 71 "mambo", 72 mambobus_methods, 73 0 74 }; 75 76 static devclass_t mambobus_devclass; 77 78 DRIVER_MODULE(mambo, nexus, mambobus_driver, mambobus_devclass, 0, 0); 79 80 static int 81 mambobus_probe(device_t dev) 82 { 83 const char *name = ofw_bus_get_name(dev); 84 85 if (name && !strcmp(name, "mambo")) { 86 device_set_desc(dev, "Mambo Simulator"); 87 return (0); 88 } 89 90 return (ENXIO); 91 } 92 93 static int 94 mambobus_attach(device_t dev) 95 { 96 bus_generic_probe(dev); 97 return (bus_generic_attach(dev)); 98 } 99 100