1 /* $NetBSD: txsim.c,v 1.18 2021/04/24 23:36:38 thorpej 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 1.18 2021/04/24 23:36:38 thorpej 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(device_t, cfdata_t, void *); 54 void txsim_attach(device_t, device_t, void *); 55 int txsim_print(void *, const char*); 56 int txsim_search(device_t, cfdata_t, const int *, void *); 57 58 struct txsim_softc { 59 int sc_pri; /* attaching device priority */ 60 }; 61 62 CFATTACH_DECL_NEW(txsim, sizeof(struct txsim_softc), 63 txsim_match, txsim_attach, NULL, NULL); 64 65 int 66 txsim_match(device_t parent, cfdata_t match, void *aux) 67 { 68 struct mainbus_attach_args *ma = aux; 69 70 #ifdef VR41XX 71 if (platid_match(&platid, &platid_mask_CPU_MIPS_VR_41XX)) 72 return (0); 73 #endif /* VR41XX */ 74 if (strcmp(ma->ma_name, match->cf_name)) 75 return (0); 76 77 return (1); 78 } 79 80 void 81 txsim_attach(device_t parent, device_t self, void *aux) 82 { 83 struct txsim_softc *sc = device_private(self); 84 85 printf("\n"); 86 87 tx_sound_init(tx_conf_get_tag()); 88 /* 89 * interrupt, clock module is used by other system module. 90 * so attach first. 91 */ 92 sc->sc_pri = ATTACH_FIRST; 93 config_search(self, NULL, 94 CFARG_SEARCH, txsim_search, 95 CFARG_EOL); 96 97 /* 98 * unified I/O manager requires all I/O capable module already 99 * attached. 100 */ 101 sc->sc_pri = ATTACH_NORMAL; 102 config_search(self, NULL, 103 CFARG_SEARCH, txsim_search, 104 CFARG_EOL); 105 106 /* 107 * UART module uses platform dependent config_hooks. 108 */ 109 sc->sc_pri = ATTACH_LAST; 110 config_search(self, NULL, 111 CFARG_SEARCH, txsim_search, 112 CFARG_EOL); 113 } 114 115 int 116 txsim_print(void *aux, const char *pnp) 117 { 118 return (pnp ? QUIET : UNCONF); 119 } 120 121 int 122 txsim_search(device_t parent, cfdata_t cf, const int *ldesc, void *aux) 123 { 124 struct txsim_softc *sc = device_private(parent); 125 struct txsim_attach_args ta; 126 127 ta.ta_tc = tx_conf_get_tag(); 128 129 if (/*XXX*/config_probe(parent, cf, &ta) == sc->sc_pri) 130 config_attach(parent, cf, &ta, txsim_print, CFARG_EOL); 131 132 return (0); 133 } 134