1 /* $NetBSD: vme_machdep.c,v 1.15 2008/04/28 20:23:15 martin Exp $ */ 2 3 /*- 4 * Copyright (c) 1997 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 17 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 18 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 19 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26 * POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #include <sys/cdefs.h> 30 __KERNEL_RCSID(0, "$NetBSD: vme_machdep.c,v 1.15 2008/04/28 20:23:15 martin Exp $"); 31 32 #include <sys/types.h> 33 #include <sys/param.h> 34 #include <sys/time.h> 35 #include <sys/systm.h> 36 #include <sys/errno.h> 37 #include <sys/device.h> 38 39 #include <uvm/uvm_extern.h> 40 41 #include <machine/bus.h> 42 #include <machine/cpu.h> 43 #include <machine/iomap.h> 44 #include <machine/mfp.h> 45 46 #include <atari/atari/device.h> 47 #include <atari/vme/vmevar.h> 48 49 static int vmebusprint __P((void *auxp, const char *)); 50 static int vmebusmatch __P((struct device *, struct cfdata *, void *)); 51 static void vmebusattach __P((struct device *, struct device *, void *)); 52 53 CFATTACH_DECL(avmebus, sizeof(struct device), 54 vmebusmatch, vmebusattach, NULL, NULL); 55 56 int vmebus_attached; 57 58 int 59 vmebusmatch(pdp, cfp, auxp) 60 struct device *pdp; 61 struct cfdata *cfp; 62 void *auxp; 63 { 64 if(atari_realconfig == 0) 65 return (0); 66 if (strcmp((char *)auxp, "avmebus") || vmebus_attached) 67 return(0); 68 return(machineid & ATARI_FALCON ? 0 : 1); 69 } 70 71 void 72 vmebusattach(pdp, dp, auxp) 73 struct device *pdp, *dp; 74 void *auxp; 75 { 76 struct vmebus_attach_args vba; 77 78 vmebus_attached = 1; 79 80 vba.vba_busname = "vme"; 81 vba.vba_iot = beb_alloc_bus_space_tag(NULL); 82 vba.vba_memt = beb_alloc_bus_space_tag(NULL); 83 if ((vba.vba_iot == NULL) || (vba.vba_memt == NULL)) { 84 printf("beb_alloc_bus_space_tag failed!\n"); 85 return; 86 } 87 88 /* 89 * XXX: Should we use zero or the actual (phys) start of VME memory. 90 */ 91 vba.vba_iot->base = 0; 92 vba.vba_memt->base = 0; 93 94 printf("\n"); 95 config_found(dp, &vba, vmebusprint); 96 } 97 98 int 99 vmebusprint(auxp, name) 100 void *auxp; 101 const char *name; 102 { 103 if(name == NULL) 104 return(UNCONF); 105 return(QUIET); 106 } 107