ym_acpi.c revision 1.2
1/* $NetBSD: ym_acpi.c,v 1.2 2006/10/12 01:30:55 christos Exp $ */ 2 3/* 4 * Copyright (c) 2006 Jasper Wallace <jasper@pointless.net> 5 * All rights reserved. 6 * 7 * Copyright (c) 2002 Jared D. McNeill <jmcneill@invisible.ca> 8 * All rights reserved. 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. The name of the author may not be used to endorse or promote products 16 * derived from this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 23 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 24 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 25 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 26 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28 * SUCH DAMAGE. 29 */ 30 31#include <sys/cdefs.h> 32__KERNEL_RCSID(0, "$NetBSD: ym_acpi.c,v 1.2 2006/10/12 01:30:55 christos Exp $"); 33 34#include "mpu_ym.h" 35 36#include <sys/param.h> 37#include <machine/bus.h> 38 39#include <dev/acpi/acpivar.h> 40 41#include <dev/audio_if.h> 42 43#include <dev/ic/ad1848reg.h> 44#include <dev/isa/ad1848var.h> 45 46#include <dev/ic/opl3sa3reg.h> 47#include <dev/isa/wssreg.h> 48#include <dev/isa/ymvar.h> 49 50 51static int ym_acpi_match(struct device *, struct cfdata *, void *); 52static void ym_acpi_attach(struct device *, struct device *, void *); 53 54CFATTACH_DECL(ym_acpi, sizeof(struct ym_softc), ym_acpi_match, 55 ym_acpi_attach, NULL, NULL); 56 57/* 58 * ym_acpi_match: autoconf(9) match routine 59 */ 60static int 61ym_acpi_match(struct device *parent __unused, struct cfdata *match __unused, 62 void *aux) 63{ 64 struct acpi_attach_args *aa = aux; 65 66 if (aa->aa_node->ad_type != ACPI_TYPE_DEVICE) 67 return 0; 68 /* Yamaha OPL3-SA2 or OPL3-SA3 */ 69 if (strcmp("YMH0021", aa->aa_node->ad_devinfo->HardwareId.Value)) 70 return 0; 71 72 return 1; 73} 74 75/* 76 * ym_acpi_attach: autoconf(9) attach routine 77 */ 78static void 79ym_acpi_attach(struct device *parent __unused, struct device *self, void *aux) 80{ 81 struct ym_softc *sc = (struct ym_softc *)self; 82 struct acpi_attach_args *aa = aux; 83 struct acpi_resources res; 84 struct acpi_io *sb_io, *codec_io, *opl_io, *control_io; 85#if NMPU_YM > 0 86 struct acpi_io *mpu_io; 87#endif 88 struct acpi_irq *irq; 89 struct acpi_drq *playdrq, *recdrq; 90 struct ad1848_softc *ac = &sc->sc_ad1848.sc_ad1848; 91 ACPI_STATUS rv; 92 93 aprint_naive("\n"); 94 aprint_normal("\n"); 95 96 /* Parse our resources */ 97 rv = acpi_resource_parse(&sc->sc_ad1848.sc_ad1848.sc_dev, 98 aa->aa_node->ad_handle, "_CRS", &res, 99 &acpi_resource_parse_ops_default); 100 if (ACPI_FAILURE(rv)) 101 return; 102 103 /* 104 * sc_sb_ioh @ 0 105 * sc_ioh @ 1 106 * sc_opl_ioh @ 2 107 * sc_mpu_ioh @ 3 108 * sc_controlioh @ 4 109 */ 110 111 /* Find and map our i/o registers */ 112 sc->sc_iot = aa->aa_iot; 113 sb_io = acpi_res_io(&res, 0); 114 codec_io = acpi_res_io(&res, 1); 115 opl_io = acpi_res_io(&res, 2); 116#if NMPU_YM > 0 117 mpu_io = acpi_res_io(&res, 3); 118#endif 119 control_io = acpi_res_io(&res, 4); 120 121 if (sb_io == NULL || codec_io == NULL || opl_io == NULL || 122#if NMPU_YM > 0 123 mpu_io == NULL || 124#endif 125 control_io == NULL) { 126 aprint_error("%s: unable to find i/o registers resource\n", 127 self->dv_xname); 128 goto out; 129 } 130 if (bus_space_map(sc->sc_iot, sb_io->ar_base, sb_io->ar_length, 131 0, &sc->sc_sb_ioh) != 0) { 132 aprint_error("%s: unable to map i/o registers (sb)\n", 133 self->dv_xname); 134 goto out; 135 } 136 if (bus_space_map(sc->sc_iot, codec_io->ar_base, codec_io->ar_length, 137 0, &sc->sc_ioh) != 0) { 138 aprint_error("%s: unable to map i/o registers (codec)\n", 139 self->dv_xname); 140 goto out; 141 } 142 if (bus_space_map(sc->sc_iot, opl_io->ar_base, opl_io->ar_length, 143 0, &sc->sc_opl_ioh) != 0) { 144 aprint_error("%s: unable to map i/o registers (opl)\n", 145 self->dv_xname); 146 goto out; 147 } 148#if NMPU_YM > 0 149 if (bus_space_map(sc->sc_iot, mpu_io->ar_base, mpu_io->ar_length, 150 0, &sc->sc_mpu_ioh) != 0) { 151 aprint_error("%s: unable to map i/o registers (mpu)\n", 152 self->dv_xname); 153 goto out; 154 } 155#endif 156 if (bus_space_map(sc->sc_iot, control_io->ar_base, 157 control_io->ar_length, 0, &sc->sc_controlioh) != 0) { 158 aprint_error("%s: unable to map i/o registers (control)\n", 159 self->dv_xname); 160 goto out; 161 } 162 163 sc->sc_ic = aa->aa_ic; 164 165 /* Find our IRQ */ 166 irq = acpi_res_irq(&res, 0); 167 if (irq == NULL) { 168 aprint_error("%s: unable to find irq resource\n", 169 self->dv_xname); 170 /* XXX bus_space_unmap */ 171 goto out; 172 } 173 sc->ym_irq = irq->ar_irq; 174 175 /* Find our playback and record DRQs */ 176 playdrq = acpi_res_drq(&res, 0); 177 recdrq = acpi_res_drq(&res, 1); 178 if (playdrq == NULL) { 179 aprint_error("%s: unable to find drq resources\n", 180 self->dv_xname); 181 /* XXX bus_space_unmap */ 182 goto out; 183 } 184 if (recdrq == NULL) { 185 /* half-duplex mode */ 186 sc->ym_recdrq = sc->ym_playdrq = playdrq->ar_drq; 187 } else { 188 sc->ym_playdrq = playdrq->ar_drq; 189 sc->ym_recdrq = recdrq->ar_drq; 190 } 191 192 ac->sc_iot = sc->sc_iot; 193 if (bus_space_subregion(sc->sc_iot, sc->sc_ioh, WSS_CODEC, 194 AD1848_NPORT, &ac->sc_ioh)) { 195 aprint_error("%s: bus_space_subregion failed\n", 196 self->dv_xname); 197 /* XXX cleanup */ 198 goto out; 199 } 200 201 aprint_normal("%s", self->dv_xname); 202 203 ac->mode = 2; 204 ac->MCE_bit = MODE_CHANGE_ENABLE; 205 206 sc->sc_ad1848.sc_ic = sc->sc_ic; 207 208 /* Attach our ym device */ 209 ym_attach(sc); 210 211 out: 212 acpi_resource_cleanup(&res); 213} 214