1 /* $NetBSD: txsim.c,v 1.16 2008/04/28 20:23:22 martin 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 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 #include <sys/cdefs.h> 33 __KERNEL_RCSID(0, "$NetBSD: txsim.c,v 1.16 2008/04/28 20:23:22 martin Exp $"); 34 35 #include "opt_vr41xx.h" 36 #include "opt_tx39xx.h" 37 /* 38 * TX System Internal Module. 39 */ 40 41 #include <sys/param.h> 42 #include <sys/systm.h> 43 #include <sys/device.h> 44 45 #include <machine/bus.h> 46 #include <machine/autoconf.h> 47 #include <machine/platid.h> 48 #include <machine/platid_mask.h> 49 50 #include <hpcmips/tx/tx39var.h> 51 #include <hpcmips/tx/txsnd.h> 52 53 int txsim_match(struct device *, struct cfdata *, void *); 54 void txsim_attach(struct device *, struct device *, void *); 55 int txsim_print(void *, const char*); 56 int txsim_search(struct device *, struct cfdata *, 57 const int *, void *); 58 59 struct txsim_softc { 60 struct device sc_dev; 61 int sc_pri; /* attaching device priority */ 62 }; 63 64 CFATTACH_DECL(txsim, sizeof(struct txsim_softc), 65 txsim_match, txsim_attach, NULL, NULL); 66 67 int 68 txsim_match(struct device *parent, struct cfdata *match, void *aux) 69 { 70 struct mainbus_attach_args *ma = aux; 71 72 #ifdef VR41XX 73 if (platid_match(&platid, &platid_mask_CPU_MIPS_VR_41XX)) 74 return (0); 75 #endif /* VR41XX */ 76 if (strcmp(ma->ma_name, match->cf_name)) 77 return (0); 78 79 return (1); 80 } 81 82 void 83 txsim_attach(struct device *parent, struct device *self, void *aux) 84 { 85 struct txsim_softc *sc = (void*)self; 86 87 printf("\n"); 88 89 tx_sound_init(tx_conf_get_tag()); 90 /* 91 * interrupt, clock module is used by other system module. 92 * so attach first. 93 */ 94 sc->sc_pri = ATTACH_FIRST; 95 config_search_ia(txsim_search, self, "txsim", txsim_print); 96 /* 97 * unified I/O manager requires all I/O capable module already 98 * attached. 99 */ 100 sc->sc_pri = ATTACH_NORMAL; 101 config_search_ia(txsim_search, self, "txsim", txsim_print); 102 /* 103 * UART module uses platform dependent config_hooks. 104 */ 105 sc->sc_pri = ATTACH_LAST; 106 config_search_ia(txsim_search, self, "txsim", txsim_print); 107 } 108 109 int 110 txsim_print(void *aux, const char *pnp) 111 { 112 return (pnp ? QUIET : UNCONF); 113 } 114 115 int 116 txsim_search(struct device *parent, struct cfdata *cf, 117 const int *ldesc, void *aux) 118 { 119 struct txsim_softc *sc = (void*)parent; 120 struct txsim_attach_args ta; 121 122 ta.ta_tc = tx_conf_get_tag(); 123 124 if (config_match(parent, cf, &ta) == sc->sc_pri) 125 config_attach(parent, cf, &ta, txsim_print); 126 127 return (0); 128 } 129