1 /* $NetBSD: ibus.c,v 1.10 2004/09/13 14:57:31 drochner Exp $ */ 2 3 /* 4 * Copyright (c) 1998 Jonathan Stone. All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 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 * 3. All advertising materials mentioning features or use of this software 15 * must display the following acknowledgement: 16 * This product includes software developed by Jonathan Stone for 17 * the NetBSD Project. 18 * 4. The name of the author may not be used to endorse or promote products 19 * derived from this software without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 22 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 23 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 24 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 26 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 30 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 #include <sys/cdefs.h> /* RCS ID & Copyright macro defns */ 34 __KERNEL_RCSID(0, "$NetBSD: ibus.c,v 1.10 2004/09/13 14:57:31 drochner Exp $"); 35 36 #include <sys/param.h> 37 #include <sys/systm.h> 38 #include <sys/device.h> 39 40 #include <machine/sysconf.h> 41 #include <pmax/ibus/ibusvar.h> 42 43 #include "locators.h" 44 45 static int ibussubmatch __P((struct device *, struct cfdata *, 46 const locdesc_t *, void *)); 47 48 void 49 ibusattach(parent, self, aux) 50 struct device *parent, *self; 51 void *aux; 52 { 53 struct ibus_dev_attach_args *ida = aux; 54 struct ibus_attach_args *ia; 55 int i; 56 int help[2]; 57 locdesc_t *ldesc = (void *)help; /* XXX */ 58 59 printf("\n"); 60 61 /* 62 * Loop through the devices and attach them. If a probe-size 63 * is specified, it's an optional item on the platform and 64 * do a badaddr() test to make sure it's there. 65 */ 66 for (i = 0; i < ida->ida_ndevs; i++) { 67 ia = &ida->ida_devs[i]; 68 if (ia->ia_basz != 0 && 69 badaddr((caddr_t)ia->ia_addr, ia->ia_basz) != 0) 70 continue; 71 72 ldesc->len = 1; 73 ldesc->locs[IBUSCF_ADDR] = MIPS_KSEG1_TO_PHYS(ia->ia_addr); 74 75 config_found_sm_loc(self, "ibus", ldesc, ia, 76 ibusprint, ibussubmatch); 77 } 78 } 79 80 static int 81 ibussubmatch(parent, cf, ldesc, aux) 82 struct device *parent; 83 struct cfdata *cf; 84 const locdesc_t *ldesc; 85 void *aux; 86 { 87 88 if (cf->cf_loc[IBUSCF_ADDR] != IBUSCF_ADDR_DEFAULT && 89 cf->cf_loc[IBUSCF_ADDR] != ldesc->locs[IBUSCF_ADDR]) 90 return (0); 91 92 return (config_match(parent, cf, aux)); 93 } 94 95 int 96 ibusprint(aux, pnp) 97 void *aux; 98 const char *pnp; 99 { 100 struct ibus_attach_args *ia = aux; 101 102 if (pnp) 103 aprint_normal("%s at %s", ia->ia_name, pnp); 104 105 aprint_normal(" addr 0x%x", MIPS_KSEG1_TO_PHYS(ia->ia_addr)); 106 107 return (UNCONF); 108 } 109 110 void 111 ibus_intr_establish(dev, cookie, level, handler, arg) 112 struct device *dev; 113 void *cookie; 114 int level; 115 int (*handler) __P((void *)); 116 void *arg; 117 { 118 (*platform.intr_establish)(dev, cookie, level, handler, arg); 119 } 120