aic_pcmcia.c revision 1.14
1 /* $NetBSD: aic_pcmcia.c,v 1.14 1999/11/18 14:20:11 enami Exp $ */ 2 3 /* 4 * Copyright (c) 1997 Marc Horowitz. All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. All advertising materials mentioning features or use of this software 15 * must display the following acknowledgement: 16 * This product includes software developed by Marc Horowitz. 17 * 4. The name of the author may not be used to endorse or promote products 18 * derived from this software without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 21 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 22 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 23 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 24 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 25 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 29 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 #include <sys/param.h> 33 #include <sys/systm.h> 34 #include <sys/select.h> 35 #include <sys/device.h> 36 37 #include <machine/cpu.h> 38 #include <machine/bus.h> 39 #include <machine/intr.h> 40 41 #include <dev/scsipi/scsipi_all.h> 42 #include <dev/scsipi/scsipiconf.h> 43 #include <dev/scsipi/scsi_all.h> 44 45 #include <dev/ic/aic6360var.h> 46 47 #include <dev/pcmcia/pcmciareg.h> 48 #include <dev/pcmcia/pcmciavar.h> 49 #include <dev/pcmcia/pcmciadevs.h> 50 51 int aic_pcmcia_match __P((struct device *, struct cfdata *, void *)); 52 void aic_pcmcia_attach __P((struct device *, struct device *, void *)); 53 int aic_pcmcia_detach __P((struct device *, int)); 54 55 struct aic_pcmcia_softc { 56 struct aic_softc sc_aic; /* real "aic" softc */ 57 58 /* PCMCIA-specific goo. */ 59 struct pcmcia_io_handle sc_pcioh; /* PCMCIA i/o space info */ 60 int sc_io_window; /* our i/o window */ 61 struct pcmcia_function *sc_pf; /* our PCMCIA function */ 62 void *sc_ih; /* interrupt handler */ 63 int sc_flags; 64 #define AIC_PCMCIA_ATTACH 0x0001 /* attach is in progress */ 65 }; 66 67 struct cfattach aic_pcmcia_ca = { 68 sizeof(struct aic_pcmcia_softc), aic_pcmcia_match, aic_pcmcia_attach, 69 aic_pcmcia_detach, aic_activate 70 }; 71 72 int aic_pcmcia_enable __P((void *, int)); 73 74 struct aic_pcmcia_product { 75 u_int32_t app_vendor; /* PCMCIA vendor ID */ 76 u_int32_t app_product; /* PCMCIA product ID */ 77 int app_expfunc; /* expected function number */ 78 const char *app_name; /* device name */ 79 } aic_pcmcia_products[] = { 80 { PCMCIA_VENDOR_ADAPTEC, PCMCIA_PRODUCT_ADAPTEC_APA1460, 81 0, PCMCIA_STR_ADAPTEC_APA1460 }, 82 { PCMCIA_VENDOR_ADAPTEC, PCMCIA_PRODUCT_ADAPTEC_APA1460A, 83 0, PCMCIA_STR_ADAPTEC_APA1460A }, 84 { PCMCIA_VENDOR_NEWMEDIA, PCMCIA_PRODUCT_NEWMEDIA_BUSTOASTER, 85 0, PCMCIA_STR_NEWMEDIA_BUSTOASTER }, 86 87 { 0, 0, 88 0, NULL }, 89 }; 90 91 struct aic_pcmcia_product *aic_pcmcia_lookup __P((struct pcmcia_attach_args *)); 92 93 struct aic_pcmcia_product * 94 aic_pcmcia_lookup(pa) 95 struct pcmcia_attach_args *pa; 96 { 97 struct aic_pcmcia_product *app; 98 99 for (app = aic_pcmcia_products; app->app_name != NULL; app++) { 100 if (pa->manufacturer == app->app_vendor && 101 pa->product == app->app_product && 102 pa->pf->number == app->app_expfunc) 103 return (app); 104 } 105 return (NULL); 106 } 107 108 int 109 aic_pcmcia_match(parent, match, aux) 110 struct device *parent; 111 struct cfdata *match; 112 void *aux; 113 { 114 struct pcmcia_attach_args *pa = aux; 115 116 if (aic_pcmcia_lookup(pa) != NULL) 117 return (1); 118 return (0); 119 } 120 121 void 122 aic_pcmcia_attach(parent, self, aux) 123 struct device *parent, *self; 124 void *aux; 125 { 126 struct aic_pcmcia_softc *psc = (void *)self; 127 struct aic_softc *sc = &psc->sc_aic; 128 struct pcmcia_attach_args *pa = aux; 129 struct pcmcia_config_entry *cfe; 130 struct pcmcia_function *pf = pa->pf; 131 struct aic_pcmcia_product *app; 132 133 psc->sc_pf = pf; 134 135 for (cfe = SIMPLEQ_FIRST(&pf->cfe_head); cfe != NULL; 136 cfe = SIMPLEQ_NEXT(cfe, cfe_list)) { 137 if (cfe->num_memspace != 0 || 138 cfe->num_iospace != 1) 139 continue; 140 141 /* 142 * The bustoaster has a default config as first 143 * entry, we don't want to use that. 144 */ 145 if (pa->manufacturer == PCMCIA_VENDOR_NEWMEDIA && 146 pa->product == PCMCIA_PRODUCT_NEWMEDIA_BUSTOASTER && 147 cfe->iospace[0].start == 0) 148 continue; 149 150 if (pcmcia_io_alloc(pa->pf, cfe->iospace[0].start, 151 cfe->iospace[0].length, 0, &psc->sc_pcioh) == 0) 152 break; 153 } 154 155 if (cfe == 0) { 156 printf(": can't alloc i/o space\n"); 157 return; 158 } 159 160 sc->sc_iot = psc->sc_pcioh.iot; 161 sc->sc_ioh = psc->sc_pcioh.ioh; 162 163 /* Enable the card. */ 164 pcmcia_function_init(pf, cfe); 165 if (pcmcia_function_enable(pf)) { 166 printf(": function enable failed\n"); 167 return; 168 } 169 170 /* Map in the io space */ 171 if (pcmcia_io_map(pa->pf, PCMCIA_WIDTH_AUTO, 0, psc->sc_pcioh.size, 172 &psc->sc_pcioh, &psc->sc_io_window)) { 173 printf(": can't map i/o space\n"); 174 return; 175 } 176 177 if (!aic_find(sc->sc_iot, sc->sc_ioh)) { 178 printf(": unable to detect chip!\n"); 179 return; 180 } 181 182 app = aic_pcmcia_lookup(pa); 183 if (app == NULL) { 184 printf("\n"); 185 panic("aic_pcmcia_attach: impossible"); 186 } 187 188 printf(": %s\n", app->app_name); 189 190 /* We can enable and disable the controller. */ 191 sc->sc_adapter.scsipi_enable = aic_pcmcia_enable; 192 193 psc->sc_flags |= AIC_PCMCIA_ATTACH; 194 aicattach(sc); 195 psc->sc_flags &= ~AIC_PCMCIA_ATTACH; 196 } 197 198 int 199 aic_pcmcia_detach(self, flags) 200 struct device *self; 201 int flags; 202 { 203 struct aic_pcmcia_softc *sc = (struct aic_pcmcia_softc *)self; 204 int error; 205 206 if ((error = aic_detach(self, flags)) != 0) 207 return (error); 208 209 /* Unmap our i/o window and i/o space. */ 210 pcmcia_io_unmap(sc->sc_pf, sc->sc_io_window); 211 pcmcia_io_free(sc->sc_pf, &sc->sc_pcioh); 212 213 return (0); 214 } 215 int 216 aic_pcmcia_enable(arg, onoff) 217 void *arg; 218 int onoff; 219 { 220 struct aic_pcmcia_softc *psc = arg; 221 222 if (onoff) { 223 /* Establish the interrupt handler. */ 224 psc->sc_ih = pcmcia_intr_establish(psc->sc_pf, IPL_BIO, 225 aicintr, &psc->sc_aic); 226 if (psc->sc_ih == NULL) { 227 printf("%s: couldn't establish interrupt handler\n", 228 psc->sc_aic.sc_dev.dv_xname); 229 return (EIO); 230 } 231 232 /* 233 * If attach is in progress, we know that card power is 234 * enabled and chip will be initialized later. 235 * Otherwise, enable and reset now. 236 */ 237 if ((psc->sc_flags & AIC_PCMCIA_ATTACH) == 0) { 238 if (pcmcia_function_enable(psc->sc_pf)) { 239 printf("%s: couldn't enable PCMCIA function\n", 240 psc->sc_aic.sc_dev.dv_xname); 241 pcmcia_intr_disestablish(psc->sc_pf, 242 psc->sc_ih); 243 return (EIO); 244 } 245 246 /* Initialize only chip. */ 247 aic_init(&psc->sc_aic, 0); 248 } 249 } else { 250 pcmcia_function_disable(psc->sc_pf); 251 pcmcia_intr_disestablish(psc->sc_pf, psc->sc_ih); 252 } 253 254 return (0); 255 } 256
Indexes created Fri Oct 03 02:09:57 GMT 2025