wdc_pcmcia.c revision 1.23
1 /* $NetBSD: wdc_pcmcia.c,v 1.23 1999/11/21 10:13:08 takemura Exp $ */ 2 3 /*- 4 * Copyright (c) 1998 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, by Onno van der Linden and by Manuel Bouyer. 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/param.h> 40 #include <sys/systm.h> 41 #include <sys/kernel.h> 42 #include <sys/conf.h> 43 #include <sys/file.h> 44 #include <sys/stat.h> 45 #include <sys/ioctl.h> 46 #include <sys/buf.h> 47 #include <sys/uio.h> 48 #include <sys/malloc.h> 49 #include <sys/device.h> 50 #include <sys/disklabel.h> 51 #include <sys/disk.h> 52 #include <sys/syslog.h> 53 #include <sys/proc.h> 54 55 #include <vm/vm.h> 56 57 #include <machine/cpu.h> 58 #include <machine/intr.h> 59 #include <machine/bus.h> 60 61 #include <dev/pcmcia/pcmciareg.h> 62 #include <dev/pcmcia/pcmciavar.h> 63 #include <dev/pcmcia/pcmciadevs.h> 64 65 #include <dev/ata/atavar.h> 66 #include <dev/ic/wdcvar.h> 67 68 #define WDC_PCMCIA_REG_NPORTS 8 69 #define WDC_PCMCIA_AUXREG_OFFSET (WDC_PCMCIA_REG_NPORTS + 6) 70 #define WDC_PCMCIA_AUXREG_NPORTS 2 71 72 struct wdc_pcmcia_softc { 73 struct wdc_softc sc_wdcdev; 74 struct channel_softc *wdc_chanptr; 75 struct channel_softc wdc_channel; 76 struct pcmcia_io_handle sc_pioh; 77 struct pcmcia_io_handle sc_auxpioh; 78 int sc_iowindow; 79 int sc_auxiowindow; 80 void *sc_ih; 81 struct pcmcia_function *sc_pf; 82 int sc_flags; 83 #define WDC_PCMCIA_ATTACH 0x0001 84 }; 85 86 static int wdc_pcmcia_match __P((struct device *, struct cfdata *, void *)); 87 static void wdc_pcmcia_attach __P((struct device *, struct device *, void *)); 88 static int wdc_pcmcia_detach __P((struct device *, int)); 89 90 struct cfattach wdc_pcmcia_ca = { 91 sizeof(struct wdc_pcmcia_softc), wdc_pcmcia_match, wdc_pcmcia_attach, 92 wdc_pcmcia_detach, wdcactivate 93 }; 94 95 struct wdc_pcmcia_product { 96 u_int32_t wpp_vendor; /* vendor ID */ 97 u_int32_t wpp_product; /* product ID */ 98 int wpp_quirk_flag; /* Quirk flags */ 99 #define WDC_PCMCIA_FORCE_16BIT_IO 0x01 /* Don't use PCMCIA_WIDTH_AUTO */ 100 #define WDC_PCMCIA_NO_EXTRA_RESETS 0x02 /* Only reset ctrl once */ 101 const char *wpp_cis_info[4]; /* XXX necessary? */ 102 const char *wpp_name; /* product name */ 103 } wdc_pcmcia_products[] = { 104 105 { /* PCMCIA_VENDOR_DIGITAL XXX */ 0x0100, 106 PCMCIA_PRODUCT_DIGITAL_MOBILE_MEDIA_CDROM, 107 0, { NULL, "Digital Mobile Media CD-ROM", NULL, NULL }, 108 PCMCIA_STR_DIGITAL_MOBILE_MEDIA_CDROM }, 109 110 { PCMCIA_VENDOR_IBM, 111 PCMCIA_PRODUCT_IBM_PORTABLE_CDROM_DRIVE, 112 0, { NULL, "PCMCIA Portable CD-ROM Drive", NULL, NULL }, 113 PCMCIA_STR_IBM_PORTABLE_CDROM_DRIVE }, 114 115 { PCMCIA_VENDOR_HAGIWARASYSCOM, 116 -1, /* XXX */ 117 WDC_PCMCIA_FORCE_16BIT_IO, 118 { NULL, NULL, NULL, NULL }, 119 "Hagiwara SYS-COM CompactFlash Card" }, 120 121 /* The TEAC IDE/Card II is used on the Sony Vaio */ 122 { PCMCIA_VENDOR_TEAC, 123 PCMCIA_PRODUCT_TEAC_IDECARDII, 124 WDC_PCMCIA_NO_EXTRA_RESETS, 125 PCMCIA_CIS_TEAC_IDECARDII, 126 PCMCIA_STR_TEAC_IDECARDII }, 127 128 /* Mobile Dock 2, which doesn't have vendor ID nor product ID */ 129 { -1, -1, 0, 130 { "SHUTTLE TECHNOLOGY LTD.", "PCCARD-IDE/ATAPI Adapter", NULL, NULL}, 131 "SHUTTLE TECHNOLOGY IDE/ATAPI Adapter" 132 }, 133 134 { 0, 0, 0, { NULL, NULL, NULL, NULL}, NULL } 135 }; 136 137 struct wdc_pcmcia_disk_device_interface_args { 138 int ddi_type; /* interface type */ 139 int ddi_reqfn; /* function we are requesting iftype */ 140 int ddi_curfn; /* function we are currently parsing in CIS */ 141 }; 142 143 int wdc_pcmcia_disk_device_interface_callback __P((struct pcmcia_tuple *, 144 void *)); 145 int wdc_pcmcia_disk_device_interface __P((struct pcmcia_function *)); 146 struct wdc_pcmcia_product * 147 wdc_pcmcia_lookup __P((struct pcmcia_attach_args *)); 148 149 int wdc_pcmcia_enable __P((void *, int)); 150 151 int 152 wdc_pcmcia_disk_device_interface_callback(tuple, arg) 153 struct pcmcia_tuple *tuple; 154 void *arg; 155 { 156 struct wdc_pcmcia_disk_device_interface_args *ddi = arg; 157 158 switch (tuple->code) { 159 case PCMCIA_CISTPL_FUNCID: 160 ddi->ddi_curfn++; 161 break; 162 163 case PCMCIA_CISTPL_FUNCE: 164 if (ddi->ddi_reqfn != ddi->ddi_curfn) 165 break; 166 167 /* subcode (disk device interface), data (interface type) */ 168 if (tuple->length < 2) 169 break; 170 171 /* check type */ 172 if (pcmcia_tuple_read_1(tuple, 0) != 173 PCMCIA_TPLFE_TYPE_DISK_DEVICE_INTERFACE) 174 break; 175 176 ddi->ddi_type = pcmcia_tuple_read_1(tuple, 1); 177 return (1); 178 } 179 return (0); 180 } 181 182 int 183 wdc_pcmcia_disk_device_interface(pf) 184 struct pcmcia_function *pf; 185 { 186 struct wdc_pcmcia_disk_device_interface_args ddi; 187 188 ddi.ddi_reqfn = pf->number; 189 ddi.ddi_curfn = -1; 190 if (pcmcia_scan_cis((struct device *)pf->sc, 191 wdc_pcmcia_disk_device_interface_callback, &ddi) > 0) 192 return (ddi.ddi_type); 193 else 194 return (-1); 195 } 196 197 struct wdc_pcmcia_product * 198 wdc_pcmcia_lookup(pa) 199 struct pcmcia_attach_args *pa; 200 { 201 struct wdc_pcmcia_product *wpp; 202 int i, cis_match; 203 204 for (wpp = wdc_pcmcia_products; wpp->wpp_name != NULL; wpp++) 205 if ((wpp->wpp_vendor == -1 || 206 pa->manufacturer == wpp->wpp_vendor) && 207 (wpp->wpp_product == -1 || 208 pa->product == wpp->wpp_product)) { 209 cis_match = 1; 210 for (i = 0; i < 4; i++) { 211 if (!(wpp->wpp_cis_info[i] == NULL || 212 (pa->card->cis1_info[i] != NULL && 213 strcmp(pa->card->cis1_info[i], 214 wpp->wpp_cis_info[i]) == 0))) 215 cis_match = 0; 216 } 217 if (cis_match) 218 return (wpp); 219 } 220 221 return (NULL); 222 } 223 224 static int 225 wdc_pcmcia_match(parent, match, aux) 226 struct device *parent; 227 struct cfdata *match; 228 void *aux; 229 { 230 struct pcmcia_attach_args *pa = aux; 231 struct pcmcia_softc *sc; 232 int iftype; 233 234 if (wdc_pcmcia_lookup(pa) != NULL) 235 return (1); 236 237 if (pa->pf->function == PCMCIA_FUNCTION_DISK) { 238 sc = pa->pf->sc; 239 240 pcmcia_chip_socket_enable(sc->pct, sc->pch); 241 iftype = wdc_pcmcia_disk_device_interface(pa->pf); 242 pcmcia_chip_socket_disable(sc->pct, sc->pch); 243 244 if (iftype == PCMCIA_TPLFE_DDI_PCCARD_ATA) 245 return (1); 246 } 247 248 return (0); 249 } 250 251 static void 252 wdc_pcmcia_attach(parent, self, aux) 253 struct device *parent; 254 struct device *self; 255 void *aux; 256 { 257 struct wdc_pcmcia_softc *sc = (void *)self; 258 struct pcmcia_attach_args *pa = aux; 259 struct pcmcia_config_entry *cfe; 260 struct wdc_pcmcia_product *wpp; 261 int quirks; 262 263 sc->sc_pf = pa->pf; 264 265 for (cfe = SIMPLEQ_FIRST(&pa->pf->cfe_head); cfe != NULL; 266 cfe = SIMPLEQ_NEXT(cfe, cfe_list)) { 267 if (cfe->num_iospace != 1 && cfe->num_iospace != 2) 268 continue; 269 270 if (pcmcia_io_alloc(pa->pf, cfe->iospace[0].start, 271 cfe->iospace[0].length, 272 cfe->iospace[0].start == 0 ? cfe->iospace[0].length : 0, 273 &sc->sc_pioh)) 274 continue; 275 276 if (cfe->num_iospace == 2) { 277 if (!pcmcia_io_alloc(pa->pf, cfe->iospace[1].start, 278 cfe->iospace[1].length, 0, &sc->sc_auxpioh)) 279 break; 280 } else /* num_iospace == 1 */ { 281 sc->sc_auxpioh.iot = sc->sc_pioh.iot; 282 if (!bus_space_subregion(sc->sc_pioh.iot, 283 sc->sc_pioh.ioh, WDC_PCMCIA_AUXREG_OFFSET, 284 WDC_PCMCIA_AUXREG_NPORTS, &sc->sc_auxpioh.ioh)) 285 break; 286 } 287 pcmcia_io_free(pa->pf, &sc->sc_pioh); 288 } 289 290 if (cfe == NULL) { 291 printf(": can't handle card info\n"); 292 return; 293 } 294 295 /* Enable the card. */ 296 pcmcia_function_init(pa->pf, cfe); 297 if (pcmcia_function_enable(pa->pf)) { 298 printf(": function enable failed\n"); 299 return; 300 } 301 302 /* 303 * XXX DEC Mobile Media CDROM is not yet tested whether it works 304 * XXX with PCMCIA_WIDTH_IO16. HAGIWARA SYS-COM HPC-CF32 doesn't 305 * XXX work with PCMCIA_WIDTH_AUTO. 306 * XXX CANON FC-8M (SANDISK SDCFB 8M) works for both _AUTO and IO16. 307 * XXX So, here is temporary work around. 308 */ 309 wpp = wdc_pcmcia_lookup(pa); 310 if (wpp != NULL) 311 quirks = wpp->wpp_quirk_flag; 312 else 313 quirks = 0; 314 315 if (pcmcia_io_map(pa->pf, quirks & WDC_PCMCIA_FORCE_16BIT_IO ? 316 PCMCIA_WIDTH_IO16 : PCMCIA_WIDTH_AUTO, 0, 317 sc->sc_pioh.size, &sc->sc_pioh, &sc->sc_iowindow)) { 318 printf(": can't map first I/O space\n"); 319 return; 320 } 321 322 /* 323 * Currently, # of iospace is 1 except DIGITAL Mobile Media CD-ROM. 324 * So whether the work around like above is necessary or not 325 * is unknown. XXX. 326 */ 327 if (cfe->num_iospace > 1 && 328 pcmcia_io_map(pa->pf, PCMCIA_WIDTH_AUTO, 0, 329 sc->sc_auxpioh.size, &sc->sc_auxpioh, &sc->sc_auxiowindow)) { 330 printf(": can't map second I/O space\n"); 331 return; 332 } else 333 sc->sc_auxiowindow = -1; 334 335 printf("\n"); 336 337 sc->wdc_channel.cmd_iot = sc->sc_pioh.iot; 338 sc->wdc_channel.cmd_ioh = sc->sc_pioh.ioh; 339 sc->wdc_channel.ctl_iot = sc->sc_auxpioh.iot; 340 sc->wdc_channel.ctl_ioh = sc->sc_auxpioh.ioh; 341 sc->wdc_channel.data32iot = sc->wdc_channel.cmd_iot; 342 sc->wdc_channel.data32ioh = sc->wdc_channel.cmd_ioh; 343 sc->sc_wdcdev.cap |= WDC_CAPABILITY_DATA16 | WDC_CAPABILITY_DATA32; 344 sc->sc_wdcdev.PIO_cap = 0; 345 sc->wdc_chanptr = &sc->wdc_channel; 346 sc->sc_wdcdev.channels = &sc->wdc_chanptr; 347 sc->sc_wdcdev.nchannels = 1; 348 sc->wdc_channel.channel = 0; 349 sc->wdc_channel.wdc = &sc->sc_wdcdev; 350 sc->wdc_channel.ch_queue = malloc(sizeof(struct channel_queue), 351 M_DEVBUF, M_NOWAIT); 352 if (sc->wdc_channel.ch_queue == NULL) { 353 printf("%s: can't allocate memory for command queue\n", 354 sc->sc_wdcdev.sc_dev.dv_xname); 355 return; 356 } 357 if (quirks & WDC_PCMCIA_NO_EXTRA_RESETS) 358 sc->sc_wdcdev.cap |= WDC_CAPABILITY_NO_EXTRA_RESETS; 359 360 /* We can enable and disable the controller. */ 361 sc->sc_wdcdev.sc_atapi_adapter.scsipi_enable = wdc_pcmcia_enable; 362 363 sc->sc_flags |= WDC_PCMCIA_ATTACH; 364 wdcattach(&sc->wdc_channel); 365 sc->sc_flags &= ~WDC_PCMCIA_ATTACH; 366 } 367 368 int 369 wdc_pcmcia_detach(self, flags) 370 struct device *self; 371 int flags; 372 { 373 struct wdc_pcmcia_softc *sc = (struct wdc_pcmcia_softc *)self; 374 int error; 375 376 if ((error = wdcdetach(self, flags)) != 0) 377 return (error); 378 379 free(sc->wdc_channel.ch_queue, M_DEVBUF); 380 381 /* Unmap our i/o window and i/o space. */ 382 pcmcia_io_unmap(sc->sc_pf, sc->sc_iowindow); 383 pcmcia_io_free(sc->sc_pf, &sc->sc_pioh); 384 if (sc->sc_auxiowindow != -1) { 385 pcmcia_io_unmap(sc->sc_pf, sc->sc_auxiowindow); 386 pcmcia_io_free(sc->sc_pf, &sc->sc_auxpioh); 387 } 388 389 return (0); 390 } 391 392 int 393 wdc_pcmcia_enable(arg, onoff) 394 void *arg; 395 int onoff; 396 { 397 struct wdc_pcmcia_softc *sc = arg; 398 399 if (onoff) { 400 /* Establish the interrupt handler. */ 401 sc->sc_ih = pcmcia_intr_establish(sc->sc_pf, IPL_BIO, wdcintr, 402 &sc->wdc_channel); 403 if (sc->sc_ih == NULL) { 404 printf("%s: couldn't establish interrupt handler\n", 405 sc->sc_wdcdev.sc_dev.dv_xname); 406 return (EIO); 407 } 408 409 if ((sc->sc_flags & WDC_PCMCIA_ATTACH) == 0) { 410 if (pcmcia_function_enable(sc->sc_pf)) { 411 printf("%s: couldn't enable PCMCIA function\n", 412 sc->sc_wdcdev.sc_dev.dv_xname); 413 pcmcia_intr_disestablish(sc->sc_pf, sc->sc_ih); 414 return (EIO); 415 } 416 wdcreset(&sc->wdc_channel, VERBOSE); 417 } 418 } else { 419 pcmcia_function_disable(sc->sc_pf); 420 pcmcia_intr_disestablish(sc->sc_pf, sc->sc_ih); 421 } 422 423 return (0); 424 } 425
Indexes created Thu Oct 02 14:10:14 GMT 2025