1 /* $NetBSD: hpcioman.c,v 1.11 2004/09/13 12:55:47 drochner Exp $ */ 2 3 /*- 4 * Copyright (c) 1999-2001 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by UCHIYAMA Yasushi. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 39 #include <sys/cdefs.h> 40 __KERNEL_RCSID(0, "$NetBSD: hpcioman.c,v 1.11 2004/09/13 12:55:47 drochner Exp $"); 41 42 #include <sys/param.h> 43 #include <sys/systm.h> 44 #include <sys/device.h> 45 46 #include <machine/config_hook.h> 47 #include <machine/platid.h> 48 #include <machine/platid_mask.h> 49 50 #include <machine/bus.h> 51 #include <dev/hpc/hpciovar.h> 52 #include <dev/hpc/hpciomanvar.h> 53 54 #include "locators.h" 55 56 int hpcioman_match(struct device *, struct cfdata *, void *); 57 void hpcioman_attach(struct device *, struct device *, void *); 58 int hpcioman_print(void *, const char *); 59 int hpcioman_search(struct device *, struct cfdata *, 60 const locdesc_t *, void *); 61 62 struct hpcioman_softc { 63 struct device sc_dev; 64 }; 65 66 CFATTACH_DECL(hpcioman, sizeof(struct hpcioman_softc), 67 hpcioman_match, hpcioman_attach, NULL, NULL); 68 69 int 70 hpcioman_match(struct device *parent, struct cfdata *cf, void *aux) 71 { 72 struct hpcio_attach_args *haa = aux; 73 platid_mask_t mask; 74 75 if (strcmp(haa->haa_busname, HPCIO_BUSNAME)) 76 return (0); 77 /* select platform */ 78 mask = PLATID_DEREF(cf->cf_loc[HPCIOIFCF_PLATFORM]); 79 80 return (platid_match(&platid, &mask)); 81 } 82 83 void 84 hpcioman_attach(struct device *parent, struct device *self, void *aux) 85 { 86 printf("\n"); 87 88 config_search_ia(hpcioman_search, self, "hpcioman", aux); 89 } 90 91 int 92 hpcioman_search(struct device *parent, struct cfdata *cf, 93 const locdesc_t *ldesc, void *aux) 94 { 95 //struct hpcioman_softc *sc = (struct hpcioman_softc *)parent; 96 struct hpcio_attach_args *haa = aux; 97 struct hpcioman_attach_args hma; 98 99 /* get io chip */ 100 hma.hma_hc = (*haa->haa_getchip)(haa->haa_sc, cf->cf_iochip); 101 102 /* interrupt mode */ 103 if (cf->cf_level != HPCIOMANCF_LEVEL_DEFAULT) { 104 switch (cf->cf_hold) { 105 case 1: 106 hma.hma_intr_mode = HPCIO_INTR_HOLD; 107 break; 108 case 0: 109 case HPCIOMANCF_HOLD_DEFAULT: 110 default: 111 hma.hma_intr_mode = HPCIO_INTR_THROUGH; 112 break; 113 } 114 hma.hma_intr_mode |= HPCIO_INTR_LEVEL; 115 if (cf->cf_level == 0) 116 hma.hma_intr_mode |= HPCIO_INTR_LOW; 117 else 118 hma.hma_intr_mode |= HPCIO_INTR_HIGH; 119 } else { 120 switch (cf->cf_hold) { 121 case 0: 122 hma.hma_intr_mode = HPCIO_INTR_THROUGH; 123 break; 124 case 1: 125 case HPCIOMANCF_HOLD_DEFAULT: 126 default: 127 hma.hma_intr_mode = HPCIO_INTR_HOLD; 128 break; 129 } 130 hma.hma_intr_mode |= HPCIO_INTR_EDGE; 131 switch (cf->cf_edge) { 132 case 1: 133 hma.hma_intr_mode |= HPCIO_INTR_POSEDGE; 134 break; 135 case 2: 136 hma.hma_intr_mode |= HPCIO_INTR_NEGEDGE; 137 break; 138 case 0: 139 case 3: 140 case HPCIOMANCF_EDGE_DEFAULT: 141 hma.hma_intr_mode |= HPCIO_INTR_POSEDGE; 142 hma.hma_intr_mode |= HPCIO_INTR_NEGEDGE; 143 break; 144 default: 145 printf("%s(%d): invalid configuration, edge=%d", 146 __FILE__, __LINE__, cf->cf_edge); 147 break; 148 } 149 } 150 151 hma.hma_type = cf->cf_type; 152 hma.hma_id = cf->cf_id; 153 hma.hma_port = cf->cf_port; 154 if (cf->cf_active == 0) { 155 hma.hma_on = 0; 156 hma.hma_off = 1; 157 } else { 158 hma.hma_on = 1; 159 hma.hma_off = 0; 160 } 161 hma.hma_initvalue = -1; /* none */ 162 if (cf->cf_initvalue != HPCIOMANCF_INITVALUE_DEFAULT) { 163 if (cf->cf_initvalue == 0) 164 hma.hma_initvalue = hma.hma_off; 165 else 166 hma.hma_initvalue = hma.hma_on; 167 } 168 hma.hma_connect = cf->cf_connect; 169 170 config_attach(parent, cf, &hma, hpcioman_print); 171 172 return (0); 173 } 174 175 int 176 hpcioman_print(void *aux, const char *pnp) 177 { 178 struct hpcioman_attach_args *hma = aux; 179 int type = hma->hma_type; 180 181 if (!pnp) { 182 aprint_normal(" iochip %s, port %d, type %d, id %d", 183 hma->hma_hc ? hma->hma_hc->hc_name : "not found", 184 hma->hma_port, type, hma->hma_id); 185 if (type == CONFIG_HOOK_BUTTONEVENT || 186 type == CONFIG_HOOK_PMEVENT || 187 type == CONFIG_HOOK_EVENT || 188 type == CONFIG_HOOK_PCIINTR) { 189 if (hma->hma_intr_mode & HPCIO_INTR_EDGE) 190 aprint_normal (", interrupt edge [%s%s]", 191 (hma->hma_intr_mode&HPCIO_INTR_POSEDGE) 192 ? "p" : "", 193 (hma->hma_intr_mode&HPCIO_INTR_NEGEDGE) 194 ? "n" : ""); 195 else 196 aprint_normal (", interrupt level %s", 197 (hma->hma_intr_mode&HPCIO_INTR_HIGH) ? 198 "high" : "low"); 199 } 200 if (hma->hma_initvalue != -1) 201 aprint_normal(", initial value %d", hma->hma_initvalue); 202 if (hma->hma_on == 0) 203 aprint_normal(", active low"); 204 } 205 206 return (QUIET); 207 } 208