1 /* $NetBSD: txsim.c,v 1.3 2000/10/22 10:42:33 uch Exp $ */ 2 3 /*- 4 * Copyright (c) 1999, 2000 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by UCHIYAMA Yasushi. 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. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 39 /* 40 * TX System Internal Module. 41 */ 42 #include "opt_tx39_debug.h" 43 44 #include <sys/param.h> 45 #include <sys/systm.h> 46 #include <sys/device.h> 47 48 #include <machine/bus.h> 49 #include <machine/autoconf.h> 50 51 #include <hpcmips/tx/tx39var.h> 52 #include <hpcmips/tx/txsnd.h> 53 54 int txsim_match(struct device *, struct cfdata *, void *); 55 void txsim_attach(struct device *, struct device *, void *); 56 int txsim_print(void *, const char*); 57 int txsim_search(struct device *, struct cfdata *, void *); 58 59 struct txsim_softc { 60 struct device sc_dev; 61 int sc_pri; /* attaching device priority */ 62 }; 63 64 struct cfattach txsim_ca = { 65 sizeof(struct txsim_softc), txsim_match, txsim_attach 66 }; 67 68 int 69 txsim_match(struct device *parent, struct cfdata *match, void *aux) 70 { 71 struct mainbus_attach_args *ma = aux; 72 73 if (strcmp(ma->ma_name, match->cf_driver->cd_name)) 74 return 0; 75 return 1; 76 } 77 78 void 79 txsim_attach(struct device *parent, struct device *self, void *aux) 80 { 81 struct txsim_softc *sc = (void*)self; 82 83 printf("\n"); 84 85 tx_sound_init(tx_conf_get_tag()); 86 /* 87 * interrupt, clock module is used by other system module. 88 * so attach first. 89 */ 90 sc->sc_pri = ATTACH_FIRST; 91 config_search(txsim_search, self, txsim_print); 92 /* 93 * unified I/O manager requires all I/O capable module already 94 * attached. 95 */ 96 sc->sc_pri = ATTACH_NORMAL; 97 config_search(txsim_search, self, txsim_print); 98 /* 99 * UART module uses platform dependent config_hooks. 100 */ 101 sc->sc_pri = ATTACH_LAST; 102 config_search(txsim_search, self, txsim_print); 103 } 104 105 int 106 txsim_print(void *aux, const char *pnp) 107 { 108 return pnp ? QUIET : UNCONF; 109 } 110 111 int 112 txsim_search(struct device *parent, struct cfdata *cf, void *aux) 113 { 114 struct txsim_softc *sc = (void*)parent; 115 struct txsim_attach_args ta; 116 117 ta.ta_tc = tx_conf_get_tag(); 118 119 if ((*cf->cf_attach->ca_match)(parent, cf, &ta) == sc->sc_pri) { 120 config_attach(parent, cf, &ta, txsim_print); 121 } 122 123 return 0; 124 } 125