1 /* $NetBSD: hpcioman.c,v 1.4 2001/06/13 19:02:14 uch 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/param.h> 40 #include <sys/systm.h> 41 #include <sys/device.h> 42 43 #include <machine/config_hook.h> 44 #include <machine/platid.h> 45 #include <machine/platid_mask.h> 46 47 #include <machine/bus.h> 48 #include <dev/hpc/hpciovar.h> 49 #include <dev/hpc/hpciomanvar.h> 50 51 #include "locators.h" 52 53 int hpcioman_match(struct device *, struct cfdata *, void *); 54 void hpcioman_attach(struct device *, struct device *, void *); 55 int hpcioman_print(void *, const char *); 56 int hpcioman_search(struct device *, struct cfdata *, void *); 57 58 struct hpcioman_softc { 59 struct device sc_dev; 60 }; 61 62 struct cfattach hpcioman_ca = { 63 sizeof(struct hpcioman_softc), hpcioman_match, hpcioman_attach 64 }; 65 66 int 67 hpcioman_match(struct device *parent, struct cfdata *cf, void *aux) 68 { 69 struct hpcio_attach_args *haa = aux; 70 platid_mask_t mask; 71 72 if (strcmp(haa->haa_busname, HPCIO_BUSNAME)) 73 return (0); 74 /* select platform */ 75 mask = PLATID_DEREF(cf->cf_loc[HPCIOIFCF_PLATFORM]); 76 77 return (platid_match(&platid, &mask)); 78 } 79 80 void 81 hpcioman_attach(struct device *parent, struct device *self, void *aux) 82 { 83 printf("\n"); 84 85 config_search(hpcioman_search, self, aux); 86 } 87 88 int 89 hpcioman_search(struct device *parent, struct cfdata *cf, void *aux) 90 { 91 //struct hpcioman_softc *sc = (struct hpcioman_softc *)parent; 92 struct hpcio_attach_args *haa = aux; 93 struct hpcioman_attach_args hma; 94 95 /* get io chip */ 96 hma.hma_hc = (*haa->haa_getchip)(haa->haa_sc, cf->cf_iochip); 97 98 /* interrupt mode */ 99 hma.hma_intr_mode = HPCIO_INTR_HOLD; 100 if (cf->cf_level != HPCIOMANCF_LEVEL_DEFAULT) { 101 hma.hma_intr_mode |= HPCIO_INTR_LEVEL; 102 if (cf->cf_level == 0) 103 hma.hma_intr_mode |= HPCIO_INTR_LOW; 104 else 105 hma.hma_intr_mode |= HPCIO_INTR_HIGH; 106 } else { 107 hma.hma_intr_mode |= HPCIO_INTR_EDGE; 108 switch (cf->cf_edge) { 109 case 1: 110 hma.hma_intr_mode |= HPCIO_INTR_POSEDGE; 111 break; 112 case 2: 113 hma.hma_intr_mode |= HPCIO_INTR_NEGEDGE; 114 break; 115 case 0: 116 case 3: 117 case HPCIOMANCF_EDGE_DEFAULT: 118 hma.hma_intr_mode |= HPCIO_INTR_POSEDGE; 119 hma.hma_intr_mode |= HPCIO_INTR_NEGEDGE; 120 break; 121 default: 122 printf("%s(%d): invalid configuration, edge=%d", 123 __FILE__, __LINE__, cf->cf_edge); 124 break; 125 } 126 } 127 128 hma.hma_type = cf->cf_type; 129 hma.hma_id = cf->cf_id; 130 hma.hma_port = cf->cf_port; 131 if (cf->cf_active == 0) { 132 hma.hma_on = 0; 133 hma.hma_off = 1; 134 } else { 135 hma.hma_on = 1; 136 hma.hma_off = 0; 137 } 138 hma.hma_initvalue = -1; /* none */ 139 if (cf->cf_initvalue != HPCIOMANCF_INITVALUE_DEFAULT) { 140 if (cf->cf_initvalue == 0) 141 hma.hma_initvalue = hma.hma_off; 142 else 143 hma.hma_initvalue = hma.hma_on; 144 } 145 146 config_attach(parent, cf, &hma, hpcioman_print); 147 148 return (0); 149 } 150 151 int 152 hpcioman_print(void *aux, const char *pnp) 153 { 154 struct hpcioman_attach_args *hma = aux; 155 int type = hma->hma_type; 156 157 if (!pnp) { 158 printf(" iochip %s, port %d, type %d, id %d", 159 hma->hma_hc ? hma->hma_hc->hc_name : "not found", 160 hma->hma_port, type, hma->hma_id); 161 if (type == CONFIG_HOOK_BUTTONEVENT || 162 type == CONFIG_HOOK_PMEVENT || 163 type == CONFIG_HOOK_EVENT) { 164 if (hma->hma_intr_mode & HPCIO_INTR_EDGE) 165 printf (", interrupt edge [%s%s]", 166 (hma->hma_intr_mode&HPCIO_INTR_POSEDGE) 167 ? "p" : "", 168 (hma->hma_intr_mode&HPCIO_INTR_NEGEDGE) 169 ? "n" : ""); 170 else 171 printf (", interrupt level %s", 172 (hma->hma_intr_mode&HPCIO_INTR_HIGH) ? 173 "high" : "low"); 174 } 175 if (hma->hma_initvalue != -1) 176 printf(", initial value %d", hma->hma_initvalue); 177 if (hma->hma_on == 0) 178 printf(", active low"); 179 } 180 181 return (QUIET); 182 } 183