1 /* $NetBSD: hpcioman.c,v 1.6 2002/01/13 14:00:38 takemura 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 1.6 2002/01/13 14:00:38 takemura 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 *, void *); 60 61 struct hpcioman_softc { 62 struct device sc_dev; 63 }; 64 65 struct cfattach hpcioman_ca = { 66 sizeof(struct hpcioman_softc), hpcioman_match, hpcioman_attach 67 }; 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(hpcioman_search, self, aux); 89 } 90 91 int 92 hpcioman_search(struct device *parent, struct cfdata *cf, void *aux) 93 { 94 //struct hpcioman_softc *sc = (struct hpcioman_softc *)parent; 95 struct hpcio_attach_args *haa = aux; 96 struct hpcioman_attach_args hma; 97 98 /* get io chip */ 99 hma.hma_hc = (*haa->haa_getchip)(haa->haa_sc, cf->cf_iochip); 100 101 /* interrupt mode */ 102 if (cf->cf_level != HPCIOMANCF_LEVEL_DEFAULT) { 103 switch (cf->cf_hold) { 104 case 1: 105 hma.hma_intr_mode = HPCIO_INTR_HOLD; 106 break; 107 case 0: 108 case HPCIOMANCF_HOLD_DEFAULT: 109 default: 110 hma.hma_intr_mode = HPCIO_INTR_THROUGH; 111 break; 112 } 113 hma.hma_intr_mode |= HPCIO_INTR_LEVEL; 114 if (cf->cf_level == 0) 115 hma.hma_intr_mode |= HPCIO_INTR_LOW; 116 else 117 hma.hma_intr_mode |= HPCIO_INTR_HIGH; 118 } else { 119 switch (cf->cf_hold) { 120 case 0: 121 hma.hma_intr_mode = HPCIO_INTR_THROUGH; 122 break; 123 case 1: 124 case HPCIOMANCF_HOLD_DEFAULT: 125 default: 126 hma.hma_intr_mode = HPCIO_INTR_HOLD; 127 break; 128 } 129 hma.hma_intr_mode |= HPCIO_INTR_EDGE; 130 switch (cf->cf_edge) { 131 case 1: 132 hma.hma_intr_mode |= HPCIO_INTR_POSEDGE; 133 break; 134 case 2: 135 hma.hma_intr_mode |= HPCIO_INTR_NEGEDGE; 136 break; 137 case 0: 138 case 3: 139 case HPCIOMANCF_EDGE_DEFAULT: 140 hma.hma_intr_mode |= HPCIO_INTR_POSEDGE; 141 hma.hma_intr_mode |= HPCIO_INTR_NEGEDGE; 142 break; 143 default: 144 printf("%s(%d): invalid configuration, edge=%d", 145 __FILE__, __LINE__, cf->cf_edge); 146 break; 147 } 148 } 149 150 hma.hma_type = cf->cf_type; 151 hma.hma_id = cf->cf_id; 152 hma.hma_port = cf->cf_port; 153 if (cf->cf_active == 0) { 154 hma.hma_on = 0; 155 hma.hma_off = 1; 156 } else { 157 hma.hma_on = 1; 158 hma.hma_off = 0; 159 } 160 hma.hma_initvalue = -1; /* none */ 161 if (cf->cf_initvalue != HPCIOMANCF_INITVALUE_DEFAULT) { 162 if (cf->cf_initvalue == 0) 163 hma.hma_initvalue = hma.hma_off; 164 else 165 hma.hma_initvalue = hma.hma_on; 166 } 167 hma.hma_connect = cf->cf_connect; 168 169 config_attach(parent, cf, &hma, hpcioman_print); 170 171 return (0); 172 } 173 174 int 175 hpcioman_print(void *aux, const char *pnp) 176 { 177 struct hpcioman_attach_args *hma = aux; 178 int type = hma->hma_type; 179 180 if (!pnp) { 181 printf(" iochip %s, port %d, type %d, id %d", 182 hma->hma_hc ? hma->hma_hc->hc_name : "not found", 183 hma->hma_port, type, hma->hma_id); 184 if (type == CONFIG_HOOK_BUTTONEVENT || 185 type == CONFIG_HOOK_PMEVENT || 186 type == CONFIG_HOOK_EVENT || 187 type == CONFIG_HOOK_PCIINTR) { 188 if (hma->hma_intr_mode & HPCIO_INTR_EDGE) 189 printf (", interrupt edge [%s%s]", 190 (hma->hma_intr_mode&HPCIO_INTR_POSEDGE) 191 ? "p" : "", 192 (hma->hma_intr_mode&HPCIO_INTR_NEGEDGE) 193 ? "n" : ""); 194 else 195 printf (", interrupt level %s", 196 (hma->hma_intr_mode&HPCIO_INTR_HIGH) ? 197 "high" : "low"); 198 } 199 if (hma->hma_initvalue != -1) 200 printf(", initial value %d", hma->hma_initvalue); 201 if (hma->hma_on == 0) 202 printf(", active low"); 203 } 204 205 return (QUIET); 206 } 207