1 /* $NetBSD: ixp425_sip.c,v 1.10 2006/04/10 03:36:03 simonb Exp $ */ 2 3 /* 4 * Copyright (c) 2003 5 * Ichiro FUKUHARA <ichiro@ichiro.org>. 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. All advertising materials mentioning features or use of this software 17 * must display the following acknowledgement: 18 * This product includes software developed by Ichiro FUKUHARA. 19 * 4. The name of the company nor the name of the author may be used to 20 * endorse or promote products derived from this software without specific 21 * prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY ICHIRO FUKUHARA ``AS IS'' AND ANY EXPRESS OR 24 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 25 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 26 * IN NO EVENT SHALL ICHIRO FUKUHARA OR THE VOICES IN HIS HEAD BE LIABLE FOR 27 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 */ 35 36 #include <sys/cdefs.h> 37 __KERNEL_RCSID(0, "$NetBSD: ixp425_sip.c,v 1.10 2006/04/10 03:36:03 simonb Exp $"); 38 39 /* 40 * Slow peripheral bus of IXP425 Processor 41 */ 42 43 #include <sys/param.h> 44 #include <sys/systm.h> 45 #include <sys/device.h> 46 47 #include <machine/autoconf.h> 48 #include <machine/bus.h> 49 50 #include <arm/xscale/ixp425var.h> 51 #include <arm/xscale/ixp425_sipvar.h> 52 53 #include "locators.h" 54 55 static int ixpsip_match(struct device *, struct cfdata *, void *); 56 static void ixpsip_attach(struct device *, struct device *, void *); 57 static int ixpsip_search(struct device *, struct cfdata *, 58 const int *, void *); 59 static int ixpsip_print(void *, const char *); 60 61 CFATTACH_DECL(ixpsip, sizeof(struct ixpsip_softc), 62 ixpsip_match, ixpsip_attach, NULL, NULL); 63 64 struct ixpsip_softc *ixpsip_softc; 65 66 int 67 ixpsip_match(struct device *parent, struct cfdata *cf, void *aux) 68 { 69 return (1); 70 } 71 72 void 73 ixpsip_attach(struct device *parent, struct device *self, void *aux) 74 { 75 struct ixpsip_softc *sc = (void *) self; 76 sc->sc_iot = &ixp425_bs_tag; 77 78 ixpsip_softc = sc; 79 80 printf("\n"); 81 82 if (bus_space_map(sc->sc_iot, IXP425_EXP_HWBASE, IXP425_EXP_SIZE, 83 0, &sc->sc_ioh)) { 84 printf("%s: Can't map expansion bus control registers!\n", 85 sc->sc_dev.dv_xname); 86 return; 87 } 88 89 /* 90 * Attach each devices 91 */ 92 config_search_ia(ixpsip_search, self, "ixpsip", NULL); 93 } 94 95 int 96 ixpsip_search(struct device *parent, struct cfdata *cf, 97 const int *ldesc, void *aux) 98 { 99 struct ixpsip_softc *sc = (struct ixpsip_softc *)parent; 100 struct ixpsip_attach_args sa; 101 102 sa.sa_iot = sc->sc_iot; 103 sa.sa_addr = cf->cf_loc[IXPSIPCF_ADDR]; 104 sa.sa_size = cf->cf_loc[IXPSIPCF_SIZE]; 105 sa.sa_index = cf->cf_loc[IXPSIPCF_INDEX]; 106 sa.sa_intr = cf->cf_loc[IXPSIPCF_INTR]; 107 108 if (config_match(parent, cf, &sa) > 0) 109 config_attach(parent, cf, &sa, ixpsip_print); 110 111 return (0); 112 } 113 114 static int 115 ixpsip_print(void *aux, const char *name) 116 { 117 struct ixpsip_attach_args *sa = (struct ixpsip_attach_args*)aux; 118 119 if (sa->sa_size) 120 aprint_normal(" addr 0x%lx", sa->sa_addr); 121 if (sa->sa_size > 1) 122 aprint_normal("-0x%lx", sa->sa_addr + sa->sa_size - 1); 123 if (sa->sa_index > 1) 124 aprint_normal(" index %d", sa->sa_index); 125 if (sa->sa_intr > 1) 126 aprint_normal(" intr %d", sa->sa_intr); 127 128 return (UNCONF); 129 } 130