1 /* $NetBSD: ess_isapnp.c,v 1.23 2019/05/08 13:40:18 isaki Exp $ */ 2 3 /* 4 * Copyright (c) 1991-1993 Regents of the University of California. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by the Computer Systems 18 * Engineering Group at Lawrence Berkeley Laboratory. 19 * 4. Neither the name of the University nor of the Laboratory may be used 20 * to endorse or promote products derived from this software without 21 * specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 * 35 */ 36 37 #include <sys/cdefs.h> 38 __KERNEL_RCSID(0, "$NetBSD: ess_isapnp.c,v 1.23 2019/05/08 13:40:18 isaki Exp $"); 39 40 #include <sys/param.h> 41 #include <sys/systm.h> 42 #include <sys/errno.h> 43 #include <sys/ioctl.h> 44 #include <sys/syslog.h> 45 #include <sys/device.h> 46 #include <sys/proc.h> 47 48 #include <sys/bus.h> 49 50 #include <sys/audioio.h> 51 #include <dev/audio/audio_if.h> 52 53 #include <dev/isa/isavar.h> 54 #include <dev/isa/isadmavar.h> 55 56 #include <dev/isapnp/isapnpreg.h> 57 #include <dev/isapnp/isapnpvar.h> 58 #include <dev/isapnp/isapnpdevs.h> 59 60 #include <dev/isa/essreg.h> 61 #include <dev/isa/essvar.h> 62 63 int ess_isapnp_match(device_t, cfdata_t, void *); 64 void ess_isapnp_attach(device_t, device_t, void *); 65 66 CFATTACH_DECL_NEW(ess_isapnp, sizeof(struct ess_softc), 67 ess_isapnp_match, ess_isapnp_attach, NULL, NULL); 68 69 /* 70 * Probe / attach routines. 71 */ 72 73 /* 74 * Probe for the ess hardware. 75 */ 76 int 77 ess_isapnp_match(device_t parent, cfdata_t match, void *aux) 78 { 79 int pri, variant; 80 81 pri = isapnp_devmatch(aux, &isapnp_ess_devinfo, &variant); 82 if (pri && variant > 0) 83 pri = 0; 84 return pri; 85 } 86 87 88 /* 89 * Attach hardware to driver, attach hardware driver to audio 90 * pseudo-device driver. 91 */ 92 void 93 ess_isapnp_attach(device_t parent, device_t self, void *aux) 94 { 95 struct ess_softc *sc; 96 struct isapnp_attach_args *ipa; 97 98 sc = device_private(self); 99 sc->sc_dev = self; 100 ipa = aux; 101 102 aprint_naive("\n"); 103 aprint_normal("\n"); 104 105 if (isapnp_config(ipa->ipa_iot, ipa->ipa_memt, ipa)) { 106 aprint_error_dev(self, "error in region allocation\n"); 107 return; 108 } 109 110 sc->sc_ic = ipa->ipa_ic; 111 112 sc->sc_iot = ipa->ipa_iot; 113 sc->sc_iobase = ipa->ipa_io[0].base; 114 sc->sc_ioh = ipa->ipa_io[0].h; 115 116 sc->sc_audio1.irq = ipa->ipa_irq[0].num; 117 sc->sc_audio1.ist = ipa->ipa_irq[0].type; 118 sc->sc_audio1.drq = ipa->ipa_drq[0].num; 119 sc->sc_audio2.irq = -1; 120 sc->sc_audio2.drq = ipa->ipa_drq[1].num; 121 122 if (!essmatch(sc)) { 123 aprint_error_dev(self, "essmatch failed\n"); 124 return; 125 } 126 127 aprint_normal_dev(self, ""); 128 129 essattach(sc, 0); 130 } 131