mpu_isa.c revision 1.3.2.2
1 1.3.2.2 thorpej /* $NetBSD: mpu_isa.c,v 1.3.2.2 1999/08/02 21:59:29 thorpej Exp $ */ 2 1.3.2.2 thorpej 3 1.3.2.2 thorpej /*- 4 1.3.2.2 thorpej * Copyright (c) 1999 The NetBSD Foundation, Inc. 5 1.3.2.2 thorpej * All rights reserved. 6 1.3.2.2 thorpej * 7 1.3.2.2 thorpej * This code is derived from software contributed to The NetBSD Foundation 8 1.3.2.2 thorpej * by Lennart Augustsson. 9 1.3.2.2 thorpej * 10 1.3.2.2 thorpej * Redistribution and use in source and binary forms, with or without 11 1.3.2.2 thorpej * modification, are permitted provided that the following conditions 12 1.3.2.2 thorpej * are met: 13 1.3.2.2 thorpej * 1. Redistributions of source code must retain the above copyright 14 1.3.2.2 thorpej * notice, this list of conditions and the following disclaimer. 15 1.3.2.2 thorpej * 2. Redistributions in binary form must reproduce the above copyright 16 1.3.2.2 thorpej * notice, this list of conditions and the following disclaimer in the 17 1.3.2.2 thorpej * documentation and/or other materials provided with the distribution. 18 1.3.2.2 thorpej * 3. All advertising materials mentioning features or use of this software 19 1.3.2.2 thorpej * must display the following acknowledgement: 20 1.3.2.2 thorpej * This product includes software developed by the NetBSD 21 1.3.2.2 thorpej * Foundation, Inc. and its contributors. 22 1.3.2.2 thorpej * 4. Neither the name of The NetBSD Foundation nor the names of its 23 1.3.2.2 thorpej * contributors may be used to endorse or promote products derived 24 1.3.2.2 thorpej * from this software without specific prior written permission. 25 1.3.2.2 thorpej * 26 1.3.2.2 thorpej * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 1.3.2.2 thorpej * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 1.3.2.2 thorpej * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 1.3.2.2 thorpej * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 1.3.2.2 thorpej * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 1.3.2.2 thorpej * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 1.3.2.2 thorpej * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 1.3.2.2 thorpej * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 1.3.2.2 thorpej * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 1.3.2.2 thorpej * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 1.3.2.2 thorpej * POSSIBILITY OF SUCH DAMAGE. 37 1.3.2.2 thorpej */ 38 1.3.2.2 thorpej 39 1.3.2.2 thorpej #include <sys/param.h> 40 1.3.2.2 thorpej #include <sys/systm.h> 41 1.3.2.2 thorpej #include <sys/kernel.h> 42 1.3.2.2 thorpej #include <sys/errno.h> 43 1.3.2.2 thorpej #include <sys/device.h> 44 1.3.2.2 thorpej #include <sys/proc.h> 45 1.3.2.2 thorpej #include <sys/conf.h> 46 1.3.2.2 thorpej #include <sys/midiio.h> 47 1.3.2.2 thorpej 48 1.3.2.2 thorpej #include <machine/bus.h> 49 1.3.2.2 thorpej 50 1.3.2.2 thorpej #include <dev/midi_if.h> 51 1.3.2.2 thorpej 52 1.3.2.2 thorpej #include <dev/isa/isavar.h> 53 1.3.2.2 thorpej #include <dev/ic/mpuvar.h> 54 1.3.2.2 thorpej 55 1.3.2.2 thorpej struct mpu_isa_softc { 56 1.3.2.2 thorpej struct mpu_softc sc_mpu; /* generic part */ 57 1.3.2.2 thorpej void *sc_ih; /* ISA interrupt handler */ 58 1.3.2.2 thorpej }; 59 1.3.2.2 thorpej 60 1.3.2.2 thorpej int mpu_isa_match __P((struct device *, struct cfdata *, void *)); 61 1.3.2.2 thorpej void mpu_isa_attach __P((struct device *, struct device *, void *)); 62 1.3.2.2 thorpej 63 1.3.2.2 thorpej struct cfattach mpu_isa_ca = { 64 1.3.2.2 thorpej sizeof (struct mpu_isa_softc), mpu_isa_match, mpu_isa_attach 65 1.3.2.2 thorpej }; 66 1.3.2.2 thorpej 67 1.3.2.2 thorpej int 68 1.3.2.2 thorpej mpu_isa_match(parent, match, aux) 69 1.3.2.2 thorpej struct device *parent; 70 1.3.2.2 thorpej struct cfdata *match; 71 1.3.2.2 thorpej void *aux; 72 1.3.2.2 thorpej { 73 1.3.2.2 thorpej struct isa_attach_args *ia = aux; 74 1.3.2.2 thorpej struct mpu_isa_softc sc; 75 1.3.2.2 thorpej int r; 76 1.3.2.2 thorpej 77 1.3.2.2 thorpej memset(&sc, 0, sizeof sc); 78 1.3.2.2 thorpej sc.sc_mpu.iot = ia->ia_iot; 79 1.3.2.2 thorpej if (bus_space_map(sc.sc_mpu.iot, ia->ia_iobase, MPU401_NPORT, 0, 80 1.3.2.2 thorpej &sc.sc_mpu.ioh)) 81 1.3.2.2 thorpej return (0); 82 1.3.2.2 thorpej r = mpu_find(&sc.sc_mpu); 83 1.3.2.2 thorpej bus_space_unmap(sc.sc_mpu.iot, sc.sc_mpu.ioh, MPU401_NPORT); 84 1.3.2.2 thorpej if (r) { 85 1.3.2.2 thorpej ia->ia_iosize = MPU401_NPORT; 86 1.3.2.2 thorpej ia->ia_msize = 0; 87 1.3.2.2 thorpej } 88 1.3.2.2 thorpej return (r); 89 1.3.2.2 thorpej } 90 1.3.2.2 thorpej 91 1.3.2.2 thorpej void 92 1.3.2.2 thorpej mpu_isa_attach(parent, self, aux) 93 1.3.2.2 thorpej struct device *parent; 94 1.3.2.2 thorpej struct device *self; 95 1.3.2.2 thorpej void *aux; 96 1.3.2.2 thorpej { 97 1.3.2.2 thorpej struct mpu_isa_softc *sc = (struct mpu_isa_softc *)self; 98 1.3.2.2 thorpej struct isa_attach_args *ia = aux; 99 1.3.2.2 thorpej 100 1.3.2.2 thorpej printf("\n"); 101 1.3.2.2 thorpej 102 1.3.2.2 thorpej if (bus_space_map(sc->sc_mpu.iot, ia->ia_iobase, MPU401_NPORT, 0, 103 1.3.2.2 thorpej &sc->sc_mpu.ioh)) { 104 1.3.2.2 thorpej printf("mpu_isa_attach: bus_space_map failed\n"); 105 1.3.2.2 thorpej return; 106 1.3.2.2 thorpej } 107 1.3.2.2 thorpej 108 1.3.2.2 thorpej sc->sc_ih = isa_intr_establish(ia->ia_ic, ia->ia_irq, IST_EDGE, IPL_AUDIO, 109 1.3.2.2 thorpej mpu_intr, sc); 110 1.3.2.2 thorpej 111 1.3.2.2 thorpej sc->model = "Roland MPU-401 MIDI UART"; 112 1.3.2.2 thorpej mpu_attach(&sc->sc_mpu); 113 1.3.2.2 thorpej } 114 1.3.2.2 thorpej 115
Indexes created Fri Oct 03 02:09:57 GMT 2025