1/* $NetBSD: spc_pcmcia.c,v 1.20 2008/04/28 20:23:56 martin 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 * 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: spc_pcmcia.c,v 1.20 2008/04/28 20:23:56 martin Exp $"); 34 35#include <sys/param.h> 36#include <sys/systm.h> 37#include <sys/device.h> 38#include <sys/buf.h> 39 40#include <sys/bus.h> 41#include <sys/intr.h> 42 43#include <dev/scsipi/scsi_all.h> 44#include <dev/scsipi/scsipi_all.h> 45#include <dev/scsipi/scsiconf.h> 46 47#include <dev/pcmcia/pcmciareg.h> 48#include <dev/pcmcia/pcmciavar.h> 49#include <dev/pcmcia/pcmciadevs.h> 50 51#include <dev/ic/mb89352var.h> 52 53struct spc_pcmcia_softc { 54 struct spc_softc sc_spc; /* glue to MI code */ 55 56 /* PCMCIA-specific goo. */ 57 struct pcmcia_function *sc_pf; /* our PCMCIA function */ 58 void *sc_ih; /* interrupt handler */ 59 60 int sc_state; 61#define SPC_PCMCIA_ATTACHED 3 62}; 63 64static int spc_pcmcia_match(device_t, cfdata_t, void *); 65static int spc_pcmcia_validate_config(struct pcmcia_config_entry *); 66static void spc_pcmcia_attach(device_t, device_t, void *); 67static int spc_pcmcia_detach(device_t, int); 68static int spc_pcmcia_enable(device_t, int); 69 70CFATTACH_DECL2_NEW(spc_pcmcia, sizeof(struct spc_pcmcia_softc), 71 spc_pcmcia_match, spc_pcmcia_attach, spc_pcmcia_detach, NULL, NULL, 72 spc_childdet); 73 74static const struct pcmcia_product spc_pcmcia_products[] = { 75 { PCMCIA_VENDOR_FUJITSU, PCMCIA_PRODUCT_FUJITSU_SCSI600, 76 PCMCIA_CIS_FUJITSU_SCSI600 }, 77}; 78static const size_t spc_pcmcia_nproducts = __arraycount(spc_pcmcia_products); 79 80int 81spc_pcmcia_match(device_t parent, cfdata_t cf, void *aux) 82{ 83 struct pcmcia_attach_args *pa = aux; 84 85 if (pcmcia_product_lookup(pa, spc_pcmcia_products, spc_pcmcia_nproducts, 86 sizeof(spc_pcmcia_products[0]), NULL)) 87 return 1; 88 return 0; 89} 90 91int 92spc_pcmcia_validate_config(struct pcmcia_config_entry *cfe) 93{ 94 95 if (cfe->iftype != PCMCIA_IFTYPE_IO || 96 cfe->num_memspace != 0 || 97 cfe->num_iospace != 1) 98 return EINVAL; 99 return 0; 100} 101 102void 103spc_pcmcia_attach(device_t parent, device_t self, void *aux) 104{ 105 struct spc_pcmcia_softc *sc = device_private(self); 106 struct spc_softc *spc = &sc->sc_spc; 107 struct pcmcia_attach_args *pa = aux; 108 struct pcmcia_config_entry *cfe; 109 struct pcmcia_function *pf = pa->pf; 110 int error; 111 112 spc->sc_dev = self; 113 sc->sc_pf = pf; 114 115 error = pcmcia_function_configure(pf, spc_pcmcia_validate_config); 116 if (error) { 117 aprint_error_dev(self, "configure failed, error=%d\n", error); 118 return; 119 } 120 121 cfe = pf->cfe; 122 spc->sc_iot = cfe->iospace[0].handle.iot; 123 spc->sc_ioh = cfe->iospace[0].handle.ioh; 124 125 error = spc_pcmcia_enable(self, 1); 126 if (error) 127 goto fail; 128 129 spc->sc_initiator = 7; /* XXX */ 130 spc->sc_adapter.adapt_enable = spc_pcmcia_enable; 131 spc->sc_adapter.adapt_refcnt = 1; 132 133 /* 134 * Initialize nca board itself. 135 */ 136 spc_attach(spc); 137 scsipi_adapter_delref(&spc->sc_adapter); 138 sc->sc_state = SPC_PCMCIA_ATTACHED; 139 return; 140 141 fail: 142 pcmcia_function_unconfigure(pf); 143} 144 145int 146spc_pcmcia_detach(device_t self, int flags) 147{ 148 struct spc_pcmcia_softc *sc = device_private(self); 149 int error; 150 151 if (sc->sc_state != SPC_PCMCIA_ATTACHED) 152 return 0; 153 154 error = spc_detach(self, flags); 155 if (error) 156 return error; 157 158 pcmcia_function_unconfigure(sc->sc_pf); 159 160 return 0; 161} 162 163int 164spc_pcmcia_enable(device_t self, int onoff) 165{ 166 struct spc_pcmcia_softc *sc = device_private(self); 167 int error; 168 169 if (onoff) { 170 /* Establish the interrupt handler. */ 171 sc->sc_ih = pcmcia_intr_establish(sc->sc_pf, IPL_BIO, 172 spc_intr, &sc->sc_spc); 173 if (!sc->sc_ih) 174 return EIO; 175 176 error = pcmcia_function_enable(sc->sc_pf); 177 if (error) { 178 pcmcia_intr_disestablish(sc->sc_pf, sc->sc_ih); 179 sc->sc_ih = 0; 180 return error; 181 } 182 183 /* Initialize only chip. */ 184 spc_init(&sc->sc_spc, 0); 185 } else { 186 pcmcia_function_disable(sc->sc_pf); 187 pcmcia_intr_disestablish(sc->sc_pf, sc->sc_ih); 188 sc->sc_ih = 0; 189 } 190 191 return 0; 192} 193