opl_sb.c revision 1.20
11.20Splunky/* $NetBSD: opl_sb.c,v 1.20 2012/04/09 10:18:17 plunky Exp $ */ 21.1Saugustss 31.1Saugustss/* 41.19Sjmcneill * Copyright (c) 1998, 2008 The NetBSD Foundation, Inc. 51.1Saugustss * All rights reserved. 61.1Saugustss * 71.3Saugustss * This code is derived from software contributed to The NetBSD Foundation 81.19Sjmcneill * by Lennart Augustsson (augustss@NetBSD.org) and by Andrew Doran. 91.1Saugustss * 101.1Saugustss * Redistribution and use in source and binary forms, with or without 111.1Saugustss * modification, are permitted provided that the following conditions 121.1Saugustss * are met: 131.1Saugustss * 1. Redistributions of source code must retain the above copyright 141.1Saugustss * notice, this list of conditions and the following disclaimer. 151.1Saugustss * 2. Redistributions in binary form must reproduce the above copyright 161.1Saugustss * notice, this list of conditions and the following disclaimer in the 171.1Saugustss * documentation and/or other materials provided with the distribution. 181.1Saugustss * 191.1Saugustss * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 201.1Saugustss * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 211.1Saugustss * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 221.1Saugustss * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 231.1Saugustss * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 241.1Saugustss * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 251.1Saugustss * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 261.1Saugustss * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 271.1Saugustss * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 281.1Saugustss * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 291.1Saugustss * POSSIBILITY OF SUCH DAMAGE. 301.1Saugustss */ 311.5Slukem 321.5Slukem#include <sys/cdefs.h> 331.20Splunky__KERNEL_RCSID(0, "$NetBSD: opl_sb.c,v 1.20 2012/04/09 10:18:17 plunky Exp $"); 341.1Saugustss 351.1Saugustss#include <sys/param.h> 361.1Saugustss#include <sys/systm.h> 371.1Saugustss#include <sys/kernel.h> 381.1Saugustss#include <sys/errno.h> 391.1Saugustss#include <sys/device.h> 401.1Saugustss#include <sys/malloc.h> 411.1Saugustss#include <sys/proc.h> 421.1Saugustss#include <sys/conf.h> 431.1Saugustss#include <sys/select.h> 441.1Saugustss#include <sys/audioio.h> 451.1Saugustss#include <sys/midiio.h> 461.1Saugustss 471.15Sad#include <sys/bus.h> 481.1Saugustss 491.1Saugustss#include <dev/audio_if.h> 501.1Saugustss#include <dev/midi_if.h> 511.1Saugustss#include <dev/ic/oplreg.h> 521.1Saugustss#include <dev/ic/oplvar.h> 531.1Saugustss 541.1Saugustss#include <dev/isa/isavar.h> 551.1Saugustss#include <dev/isa/sbdspvar.h> 561.1Saugustss 571.16Scubeint opl_sb_match(device_t, cfdata_t, void *); 581.16Scubevoid opl_sb_attach(device_t, device_t, void *); 591.1Saugustss 601.17ScubeCFATTACH_DECL_NEW(opl_sb, sizeof(struct opl_softc), 611.8Sthorpej opl_sb_match, opl_sb_attach, NULL, NULL); 621.1Saugustss 631.1Saugustssint 641.16Scubeopl_sb_match(device_t parent, cfdata_t match, void *aux) 651.1Saugustss{ 661.1Saugustss struct audio_attach_args *aa = (struct audio_attach_args *)aux; 671.16Scube struct sbdsp_softc *ssc = device_private(parent); 681.1Saugustss 691.1Saugustss if (aa->type != AUDIODEV_TYPE_OPL) 701.1Saugustss return (0); 711.12Schristos return opl_match(ssc->sc_iot, ssc->sc_ioh, 0); 721.1Saugustss} 731.1Saugustss 741.1Saugustssvoid 751.16Scubeopl_sb_attach(device_t parent, device_t self, void *aux) 761.1Saugustss{ 771.16Scube struct sbdsp_softc *ssc = device_private(parent); 781.16Scube struct opl_softc *sc = device_private(self); 791.1Saugustss 801.20Splunky sc->dev = self; 811.1Saugustss sc->ioh = ssc->sc_ioh; 821.1Saugustss sc->iot = ssc->sc_iot; 831.1Saugustss sc->offs = 0; 841.2Saugustss sc->spkrctl = sbdsp_speaker_ctl; 851.2Saugustss sc->spkrarg = ssc; 861.19Sjmcneill sc->lock = &ssc->sc_intr_lock; 871.4Saugustss strcpy(sc->syn.name, "SB "); 881.1Saugustss 891.1Saugustss opl_attach(sc); 901.1Saugustss} 91