ym_acpi.c revision 1.7
1/* $NetBSD: ym_acpi.c,v 1.7 2009/05/12 09:29:46 cegger 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 1.7 2009/05/12 09:29:46 cegger Exp $"); 33 34#include "mpu_ym.h" 35 36#include <sys/param.h> 37#include <sys/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 *, cfdata_t, 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, cfdata_t match, 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, 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 /* Parse our resources */ 94 rv = acpi_resource_parse(&sc->sc_ad1848.sc_ad1848.sc_dev, 95 aa->aa_node->ad_handle, "_CRS", &res, 96 &acpi_resource_parse_ops_default); 97 if (ACPI_FAILURE(rv)) 98 return; 99 100 /* 101 * sc_sb_ioh @ 0 102 * sc_ioh @ 1 103 * sc_opl_ioh @ 2 104 * sc_mpu_ioh @ 3 105 * sc_controlioh @ 4 106 */ 107 108 /* Find and map our i/o registers */ 109 sc->sc_iot = aa->aa_iot; 110 sb_io = acpi_res_io(&res, 0); 111 codec_io = acpi_res_io(&res, 1); 112 opl_io = acpi_res_io(&res, 2); 113#if NMPU_YM > 0 114 mpu_io = acpi_res_io(&res, 3); 115#endif 116 control_io = acpi_res_io(&res, 4); 117 118 if (sb_io == NULL || codec_io == NULL || opl_io == NULL || 119#if NMPU_YM > 0 120 mpu_io == NULL || 121#endif 122 control_io == NULL) { 123 aprint_error_dev(self, "unable to find i/o registers resource\n"); 124 goto out; 125 } 126 if (bus_space_map(sc->sc_iot, sb_io->ar_base, sb_io->ar_length, 127 0, &sc->sc_sb_ioh) != 0) { 128 aprint_error_dev(self, "unable to map i/o registers (sb)\n"); 129 goto out; 130 } 131 if (bus_space_map(sc->sc_iot, codec_io->ar_base, codec_io->ar_length, 132 0, &sc->sc_ioh) != 0) { 133 aprint_error_dev(self, "unable to map i/o registers (codec)\n"); 134 goto out; 135 } 136 if (bus_space_map(sc->sc_iot, opl_io->ar_base, opl_io->ar_length, 137 0, &sc->sc_opl_ioh) != 0) { 138 aprint_error_dev(self, "unable to map i/o registers (opl)\n"); 139 goto out; 140 } 141#if NMPU_YM > 0 142 if (bus_space_map(sc->sc_iot, mpu_io->ar_base, mpu_io->ar_length, 143 0, &sc->sc_mpu_ioh) != 0) { 144 aprint_error_dev(self, "unable to map i/o registers (mpu)\n"); 145 goto out; 146 } 147#endif 148 if (bus_space_map(sc->sc_iot, control_io->ar_base, 149 control_io->ar_length, 0, &sc->sc_controlioh) != 0) { 150 aprint_error_dev(self, "unable to map i/o registers (control)\n"); 151 goto out; 152 } 153 154 sc->sc_ic = aa->aa_ic; 155 156 /* Find our IRQ */ 157 irq = acpi_res_irq(&res, 0); 158 if (irq == NULL) { 159 aprint_error_dev(self, "unable to find irq resource\n"); 160 /* XXX bus_space_unmap */ 161 goto out; 162 } 163 sc->ym_irq = irq->ar_irq; 164 165 /* Find our playback and record DRQs */ 166 playdrq = acpi_res_drq(&res, 0); 167 recdrq = acpi_res_drq(&res, 1); 168 if (playdrq == NULL) { 169 aprint_error_dev(self, "unable to find drq resources\n"); 170 /* XXX bus_space_unmap */ 171 goto out; 172 } 173 if (recdrq == NULL) { 174 /* half-duplex mode */ 175 sc->ym_recdrq = sc->ym_playdrq = playdrq->ar_drq; 176 } else { 177 sc->ym_playdrq = playdrq->ar_drq; 178 sc->ym_recdrq = recdrq->ar_drq; 179 } 180 181 ac->sc_iot = sc->sc_iot; 182 if (bus_space_subregion(sc->sc_iot, sc->sc_ioh, WSS_CODEC, 183 AD1848_NPORT, &ac->sc_ioh)) { 184 aprint_error_dev(self, "bus_space_subregion failed\n"); 185 /* XXX cleanup */ 186 goto out; 187 } 188 189 aprint_normal_dev(self, ""); 190 191 ac->mode = 2; 192 ac->MCE_bit = MODE_CHANGE_ENABLE; 193 194 sc->sc_ad1848.sc_ic = sc->sc_ic; 195 196 /* Attach our ym device */ 197 ym_attach(sc); 198 199 out: 200 acpi_resource_cleanup(&res); 201} 202