1 /*- 2 * Copyright (c) 2015 Justin Hibbits 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 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, BUT 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 */ 26 27 #include <sys/cdefs.h> 28 __FBSDID("$FreeBSD$"); 29 30 #include <sys/param.h> 31 #include <sys/systm.h> 32 #include <sys/kernel.h> 33 #include <sys/bus.h> 34 #include <sys/malloc.h> 35 #include <sys/smp.h> 36 37 #include <machine/platform.h> 38 #include <machine/platformvar.h> 39 40 #include <dev/ofw/openfirm.h> 41 42 #include <powerpc/mpc85xx/mpc85xx.h> 43 44 #include "platform_if.h" 45 46 static int rb_probe(platform_t); 47 static int rb_attach(platform_t); 48 49 static platform_method_t rb_methods[] = { 50 PLATFORMMETHOD(platform_probe, rb_probe), 51 PLATFORMMETHOD(platform_attach, rb_attach), 52 PLATFORMMETHOD_END 53 }; 54 55 DEFINE_CLASS_1(rb, rb_platform, rb_methods, 0, mpc85xx_platform); 56 57 PLATFORM_DEF(rb_platform); 58 59 static int 60 rb_probe(platform_t plat) 61 { 62 phandle_t rootnode; 63 char model[32]; 64 65 rootnode = OF_finddevice("/"); 66 67 if (OF_getprop(rootnode, "model", model, sizeof(model)) > 0) { 68 if (strcmp(model, "RB800") == 0) 69 return (BUS_PROBE_SPECIFIC); 70 } 71 72 return (ENXIO); 73 } 74 75 static int 76 rb_attach(platform_t plat) 77 { 78 int error; 79 80 error = mpc85xx_attach(plat); 81 if (error) 82 return (error); 83 84 return (0); 85 } 86