1 /* $NetBSD: drsupio.c,v 1.10 2002/01/28 09:56:54 aymeric Exp $ */ 2 3 /*- 4 * Copyright (c) 1997 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Ignatios Souvatzis. 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: drsupio.c,v 1.10 2002/01/28 09:56:54 aymeric Exp $"); 41 42 /* 43 * DraCo multi-io chip bus space stuff 44 */ 45 46 #include <sys/types.h> 47 48 #include <sys/conf.h> 49 #include <sys/device.h> 50 #include <sys/systm.h> 51 #include <sys/param.h> 52 53 #include <machine/bus.h> 54 #include <machine/conf.h> 55 56 #include <amiga/include/cpu.h> 57 58 #include <amiga/amiga/device.h> 59 #include <amiga/amiga/drcustom.h> 60 61 #include <amiga/dev/supio.h> 62 63 struct drsupio_softc { 64 struct device sc_dev; 65 struct bus_space_tag sc_bst; 66 }; 67 68 int drsupiomatch(struct device *, struct cfdata *, void *); 69 void drsupioattach(struct device *, struct device *, void *); 70 int drsupprint(void *auxp, const char *); 71 void drlptintack(void *); 72 73 struct cfattach drsupio_ca = { 74 sizeof(struct drsupio_softc), drsupiomatch, drsupioattach 75 }; 76 77 int 78 drsupiomatch(struct device *parent, struct cfdata *cfp, void *auxp) 79 { 80 static int drsupio_matched = 0; 81 82 /* Exactly one of us lives on the DraCo */ 83 if (!is_draco() || !matchname(auxp, "drsupio") || drsupio_matched) 84 return 0; 85 86 drsupio_matched = 1; 87 return 1; 88 } 89 90 struct drsupio_devs { 91 char *name; 92 int off; 93 int arg; 94 } drsupiodevs[] = { 95 { "com", 0x3f8, 115200 * 16 }, 96 { "com", 0x2f8, 115200 * 16 }, 97 { "lpt", 0x278, (int)drlptintack }, 98 { "fdc", 0x3f0, 0 }, 99 /* WD port? */ 100 { 0 } 101 }; 102 103 void 104 drsupioattach(struct device *parent, struct device *self, void *auxp) 105 { 106 struct drsupio_softc *drsc; 107 struct drsupio_devs *drsd; 108 struct drioct *ioct; 109 struct supio_attach_args supa; 110 111 drsc = (struct drsupio_softc *)self; 112 drsd = drsupiodevs; 113 114 if (parent) 115 printf("\n"); 116 117 drsc->sc_bst.base = DRCCADDR + NBPG * DRSUPIOPG + 1; 118 drsc->sc_bst.absm = &amiga_bus_stride_4; 119 120 supa.supio_iot = &drsc->sc_bst; 121 supa.supio_ipl = 5; 122 123 while (drsd->name) { 124 supa.supio_name = drsd->name; 125 supa.supio_iobase = drsd->off; 126 supa.supio_arg = drsd->arg; 127 config_found(self, &supa, drsupprint); /* XXX */ 128 ++drsd; 129 } 130 131 drlptintack(0); 132 ioct = (struct drioct *)(DRCCADDR + NBPG * DRIOCTLPG); 133 ioct->io_status2 |= DRSTAT2_PARIRQENA; 134 } 135 136 void 137 drlptintack(void *p) 138 { 139 struct drioct *ioct; 140 141 (void)p; 142 ioct = (struct drioct *)(DRCCADDR + NBPG * DRIOCTLPG); 143 144 ioct->io_parrst = 0; /* any value works */ 145 } 146 147 int 148 drsupprint(void *auxp, const char *pnp) 149 { 150 struct supio_attach_args *supa; 151 supa = auxp; 152 153 if (pnp == NULL) 154 return(QUIET); 155 156 printf("%s at %s port 0x%02x", 157 supa->supio_name, pnp, supa->supio_iobase); 158 159 return(UNCONF); 160 } 161