1 /* $NetBSD: spc_pcmcia.c,v 1.15 2005/12/11 12:23:23 christos Exp $ */ 2 3 /*- 4 * Copyright (c) 2000, 2004 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Charles M. Hannum. 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 #include <sys/cdefs.h> 40 __KERNEL_RCSID(0, "$NetBSD: spc_pcmcia.c,v 1.15 2005/12/11 12:23:23 christos Exp $"); 41 42 #include <sys/param.h> 43 #include <sys/systm.h> 44 #include <sys/device.h> 45 #include <sys/buf.h> 46 47 #include <machine/bus.h> 48 #include <machine/intr.h> 49 50 #include <dev/scsipi/scsi_all.h> 51 #include <dev/scsipi/scsipi_all.h> 52 #include <dev/scsipi/scsiconf.h> 53 54 #include <dev/pcmcia/pcmciareg.h> 55 #include <dev/pcmcia/pcmciavar.h> 56 #include <dev/pcmcia/pcmciadevs.h> 57 58 #include <dev/ic/mb89352var.h> 59 60 struct spc_pcmcia_softc { 61 struct spc_softc sc_spc; /* glue to MI code */ 62 63 /* PCMCIA-specific goo. */ 64 struct pcmcia_function *sc_pf; /* our PCMCIA function */ 65 void *sc_ih; /* interrupt handler */ 66 67 int sc_state; 68 #define SPC_PCMCIA_ATTACHED 3 69 }; 70 71 int spc_pcmcia_match(struct device *, struct cfdata *, void *); 72 int spc_pcmcia_validate_config(struct pcmcia_config_entry *); 73 void spc_pcmcia_attach(struct device *, struct device *, void *); 74 int spc_pcmcia_detach(struct device *, int); 75 int spc_pcmcia_enable(struct device *, int); 76 77 CFATTACH_DECL(spc_pcmcia, sizeof(struct spc_pcmcia_softc), 78 spc_pcmcia_match, spc_pcmcia_attach, spc_pcmcia_detach, spc_activate); 79 80 const struct pcmcia_product spc_pcmcia_products[] = { 81 { PCMCIA_VENDOR_FUJITSU, PCMCIA_PRODUCT_FUJITSU_SCSI600, 82 PCMCIA_CIS_FUJITSU_SCSI600 }, 83 }; 84 const size_t spc_pcmcia_nproducts = 85 sizeof(spc_pcmcia_products) / sizeof(spc_pcmcia_products[0]); 86 87 int 88 spc_pcmcia_match(parent, match, aux) 89 struct device *parent; 90 struct cfdata *match; 91 void *aux; 92 { 93 struct pcmcia_attach_args *pa = aux; 94 95 if (pcmcia_product_lookup(pa, spc_pcmcia_products, spc_pcmcia_nproducts, 96 sizeof(spc_pcmcia_products[0]), NULL)) 97 return (1); 98 return (0); 99 } 100 101 int 102 spc_pcmcia_validate_config(cfe) 103 struct pcmcia_config_entry *cfe; 104 { 105 if (cfe->iftype != PCMCIA_IFTYPE_IO || 106 cfe->num_memspace != 0 || 107 cfe->num_iospace != 1) 108 return (EINVAL); 109 return (0); 110 } 111 112 void 113 spc_pcmcia_attach(parent, self, aux) 114 struct device *parent, *self; 115 void *aux; 116 { 117 struct spc_pcmcia_softc *sc = (void *)self; 118 struct spc_softc *spc = (void *)self; 119 struct pcmcia_attach_args *pa = aux; 120 struct pcmcia_config_entry *cfe; 121 struct pcmcia_function *pf = pa->pf; 122 int error; 123 124 sc->sc_pf = pf; 125 126 error = pcmcia_function_configure(pf, spc_pcmcia_validate_config); 127 if (error) { 128 aprint_error("%s: configure failed, error=%d\n", self->dv_xname, 129 error); 130 return; 131 } 132 133 cfe = pf->cfe; 134 spc->sc_iot = cfe->iospace[0].handle.iot; 135 spc->sc_ioh = cfe->iospace[0].handle.ioh; 136 137 error = spc_pcmcia_enable(self, 1); 138 if (error) 139 goto fail; 140 141 spc->sc_initiator = 7; /* XXX */ 142 spc->sc_adapter.adapt_enable = spc_pcmcia_enable; 143 spc->sc_adapter.adapt_refcnt = 1; 144 145 /* 146 * Initialize nca board itself. 147 */ 148 spc_attach(spc); 149 scsipi_adapter_delref(&spc->sc_adapter); 150 sc->sc_state = SPC_PCMCIA_ATTACHED; 151 return; 152 153 fail: 154 pcmcia_function_unconfigure(pf); 155 } 156 157 int 158 spc_pcmcia_detach(self, flags) 159 struct device *self; 160 int flags; 161 { 162 struct spc_pcmcia_softc *sc = (void *)self; 163 int error; 164 165 if (sc->sc_state != SPC_PCMCIA_ATTACHED) 166 return (0); 167 168 error = spc_detach(self, flags); 169 if (error) 170 return (error); 171 172 pcmcia_function_unconfigure(sc->sc_pf); 173 174 return (0); 175 } 176 177 int 178 spc_pcmcia_enable(arg, onoff) 179 struct device *arg; 180 int onoff; 181 { 182 struct spc_pcmcia_softc *sc = (void *)arg; 183 int error; 184 185 if (onoff) { 186 /* Establish the interrupt handler. */ 187 sc->sc_ih = pcmcia_intr_establish(sc->sc_pf, IPL_BIO, 188 spc_intr, &sc->sc_spc); 189 if (!sc->sc_ih) 190 return (EIO); 191 192 error = pcmcia_function_enable(sc->sc_pf); 193 if (error) { 194 pcmcia_intr_disestablish(sc->sc_pf, sc->sc_ih); 195 sc->sc_ih = 0; 196 return (error); 197 } 198 199 /* Initialize only chip. */ 200 spc_init(&sc->sc_spc, 0); 201 } else { 202 pcmcia_function_disable(sc->sc_pf); 203 pcmcia_intr_disestablish(sc->sc_pf, sc->sc_ih); 204 sc->sc_ih = 0; 205 } 206 207 return (0); 208 } 209