wdc_pcmcia.c revision 1.80
1 /* $NetBSD: wdc_pcmcia.c,v 1.80 2004/08/10 16:04:16 mycroft Exp $ */ 2 3 /*- 4 * Copyright (c) 1998, 2003, 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, 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/cdefs.h> 40 __KERNEL_RCSID(0, "$NetBSD: wdc_pcmcia.c,v 1.80 2004/08/10 16:04:16 mycroft Exp $"); 41 42 #include <sys/param.h> 43 #include <sys/device.h> 44 #include <sys/malloc.h> 45 #include <sys/systm.h> 46 47 #include <machine/bus.h> 48 #include <machine/intr.h> 49 50 #include <dev/pcmcia/pcmciareg.h> 51 #include <dev/pcmcia/pcmciavar.h> 52 #include <dev/pcmcia/pcmciadevs.h> 53 54 #include <dev/ic/wdcreg.h> 55 #include <dev/ata/atavar.h> 56 #include <dev/ic/wdcvar.h> 57 58 #define WDC_PCMCIA_REG_NPORTS 8 59 #define WDC_PCMCIA_AUXREG_OFFSET (WDC_PCMCIA_REG_NPORTS + 6) 60 #define WDC_PCMCIA_AUXREG_NPORTS 2 61 62 struct wdc_pcmcia_softc { 63 struct wdc_softc sc_wdcdev; 64 struct wdc_channel *wdc_chanlist[1]; 65 struct wdc_channel wdc_channel; 66 struct ata_queue wdc_chqueue; 67 struct pcmcia_io_handle sc_pioh; 68 struct pcmcia_io_handle sc_auxpioh; 69 struct pcmcia_mem_handle sc_pmemh; 70 struct pcmcia_mem_handle sc_auxpmemh; 71 void *sc_ih; 72 73 struct pcmcia_function *sc_pf; 74 int sc_state; 75 #define WDC_PCMCIA_ATTACH1 1 76 #define WDC_PCMCIA_ATTACH2 2 77 #define WDC_PCMCIA_ATTACHED 3 78 }; 79 80 static int wdc_pcmcia_match __P((struct device *, struct cfdata *, void *)); 81 static int wdc_pcmcia_validate_config __P((struct pcmcia_config_entry *)); 82 static void wdc_pcmcia_attach __P((struct device *, struct device *, void *)); 83 static int wdc_pcmcia_detach __P((struct device *, int)); 84 85 CFATTACH_DECL(wdc_pcmcia, sizeof(struct wdc_pcmcia_softc), 86 wdc_pcmcia_match, wdc_pcmcia_attach, wdc_pcmcia_detach, wdcactivate); 87 88 const struct wdc_pcmcia_product { 89 u_int32_t wpp_vendor; /* vendor ID */ 90 u_int32_t wpp_product; /* product ID */ 91 const char *wpp_cis_info[4]; /* XXX necessary? */ 92 } wdc_pcmcia_products[] = { 93 94 { PCMCIA_VENDOR_DIGITAL, 95 PCMCIA_PRODUCT_DIGITAL_MOBILE_MEDIA_CDROM, 96 {NULL, "Digital Mobile Media CD-ROM", NULL, NULL} }, 97 98 { PCMCIA_VENDOR_IBM, 99 PCMCIA_PRODUCT_IBM_PORTABLE_CDROM, 100 {NULL, "PCMCIA Portable CD-ROM Drive", NULL, NULL} }, 101 102 /* The TEAC IDE/Card II is used on the Sony Vaio */ 103 { PCMCIA_VENDOR_TEAC, 104 PCMCIA_PRODUCT_TEAC_IDECARDII, 105 PCMCIA_CIS_TEAC_IDECARDII }, 106 107 /* 108 * A fujitsu rebranded panasonic drive that reports 109 * itself as function "scsi", disk interface 0 110 */ 111 { PCMCIA_VENDOR_PANASONIC, 112 PCMCIA_PRODUCT_PANASONIC_KXLC005, 113 PCMCIA_CIS_PANASONIC_KXLC005 }, 114 115 /* 116 * EXP IDE/ATAPI DVD Card use with some DVD players. 117 * Does not have a vendor ID or product ID. 118 */ 119 { -1, -1, 120 PCMCIA_CIS_EXP_EXPMULTIMEDIA }, 121 122 /* Mobile Dock 2, neither vendor ID nor product ID */ 123 { -1, -1, 124 {"SHUTTLE TECHNOLOGY LTD.", "PCCARD-IDE/ATAPI Adapter", NULL, NULL} }, 125 126 /* Toshiba Portege 3110 CD, neither vendor ID nor product ID */ 127 { -1, -1, 128 {"FREECOM", "PCCARD-IDE", NULL, NULL} }, 129 130 /* Random CD-ROM, (badged AMACOM), neither vendor ID nor product ID */ 131 { -1, -1, 132 {"PCMCIA", "CD-ROM", NULL, NULL} }, 133 134 /* IO DATA CBIDE2, with neither vendor ID nor product ID */ 135 { -1, -1, 136 PCMCIA_CIS_IODATA_CBIDE2 }, 137 138 /* TOSHIBA PA2673U(IODATA_CBIDE2 OEM), */ 139 /* with neither vendor ID nor product ID */ 140 { -1, -1, 141 PCMCIA_CIS_TOSHIBA_CBIDE2 }, 142 143 /* 144 * Novac PCMCIA-IDE Card for HD530P IDE Box, 145 * with neither vendor ID nor product ID 146 */ 147 { -1, -1, 148 {"PCMCIA", "PnPIDE", NULL, NULL} }, 149 }; 150 151 const struct wdc_pcmcia_product * 152 wdc_pcmcia_lookup __P((struct pcmcia_attach_args *)); 153 154 int wdc_pcmcia_enable __P((struct device *, int)); 155 156 const struct wdc_pcmcia_product * 157 wdc_pcmcia_lookup(pa) 158 struct pcmcia_attach_args *pa; 159 { 160 const struct wdc_pcmcia_product *wpp; 161 int i, cis_match; 162 int n; 163 164 for (wpp = wdc_pcmcia_products, 165 n = sizeof(wdc_pcmcia_products) / sizeof(wdc_pcmcia_products[0]); 166 n; wpp++, n--) { 167 if ((wpp->wpp_vendor == -1 || 168 pa->manufacturer == wpp->wpp_vendor) && 169 (wpp->wpp_product == -1 || 170 pa->product == wpp->wpp_product)) { 171 cis_match = 1; 172 for (i = 0; i < 4; i++) { 173 if (!(wpp->wpp_cis_info[i] == NULL || 174 (pa->card->cis1_info[i] != NULL && 175 strcmp(pa->card->cis1_info[i], 176 wpp->wpp_cis_info[i]) == 0))) 177 cis_match = 0; 178 } 179 if (cis_match) 180 return (wpp); 181 } 182 } 183 184 return (NULL); 185 } 186 187 static int 188 wdc_pcmcia_match(parent, match, aux) 189 struct device *parent; 190 struct cfdata *match; 191 void *aux; 192 { 193 struct pcmcia_attach_args *pa = aux; 194 195 if (pa->pf->function == PCMCIA_FUNCTION_DISK && 196 pa->pf->pf_funce_disk_interface == PCMCIA_TPLFE_DDI_PCCARD_ATA) { 197 return 10; 198 } 199 200 if (wdc_pcmcia_lookup(pa) != NULL) 201 return (1); 202 203 return (0); 204 } 205 206 static int 207 wdc_pcmcia_validate_config(cfe) 208 struct pcmcia_config_entry *cfe; 209 { 210 switch (cfe->iftype) { 211 #if 0 212 case PCMCIA_IFTYPE_MEMORY: 213 if (cfe->num_iospace != 0 || 214 cfe->num_memspace != 1) 215 return (EINVAL); 216 break; 217 #endif 218 case PCMCIA_IFTYPE_IO: 219 if (cfe->num_iospace < 1 || cfe->num_iospace > 2) 220 return (EINVAL); 221 cfe->num_memspace = 0; 222 break; 223 default: 224 return (EINVAL); 225 } 226 return (0); 227 } 228 229 static void 230 wdc_pcmcia_attach(parent, self, aux) 231 struct device *parent; 232 struct device *self; 233 void *aux; 234 { 235 struct wdc_pcmcia_softc *sc = (void *)self; 236 struct pcmcia_attach_args *pa = aux; 237 struct pcmcia_config_entry *cfe; 238 bus_size_t offset; 239 int i; 240 int error; 241 242 aprint_normal("\n"); 243 sc->sc_pf = pa->pf; 244 245 /*XXXmem16|common*/ 246 error = pcmcia_function_configure(pa->pf, wdc_pcmcia_validate_config); 247 if (error) { 248 aprint_error("%s: configure failed, error=%d\n", self->dv_xname, 249 error); 250 return; 251 } 252 253 cfe = pa->pf->cfe; 254 sc->sc_wdcdev.cap |= WDC_CAPABILITY_DATA16; 255 if (cfe->iftype == PCMCIA_IFTYPE_MEMORY) { 256 sc->sc_pmemh.memt = cfe->memspace[0].handle.memt; 257 sc->sc_pmemh.memh = cfe->memspace[0].handle.memh; 258 offset = cfe->memspace[0].offset; 259 260 sc->sc_auxpmemh.memt = sc->sc_pmemh.memt; 261 if (bus_space_subregion(sc->sc_pmemh.memt, 262 sc->sc_pmemh.memh, WDC_PCMCIA_AUXREG_OFFSET + offset, 263 WDC_PCMCIA_AUXREG_NPORTS, &sc->sc_auxpmemh.memh)) 264 goto fail; 265 266 aprint_normal("%s: memory mapped mode\n", self->dv_xname); 267 sc->wdc_channel.cmd_iot = sc->sc_pmemh.memt; 268 sc->wdc_channel.cmd_baseioh = sc->sc_pmemh.memh; 269 sc->wdc_channel.ctl_iot = sc->sc_auxpmemh.memt; 270 sc->wdc_channel.ctl_ioh = sc->sc_auxpmemh.memh; 271 } else { 272 sc->sc_pioh.iot = cfe->iospace[0].handle.iot; 273 sc->sc_pioh.ioh = cfe->iospace[0].handle.ioh; 274 offset = 0; 275 276 if (cfe->num_iospace == 1) { 277 sc->sc_auxpioh.iot = sc->sc_pioh.iot; 278 if (bus_space_subregion(sc->sc_pioh.iot, 279 sc->sc_pioh.ioh, WDC_PCMCIA_AUXREG_OFFSET, 280 WDC_PCMCIA_AUXREG_NPORTS, &sc->sc_auxpioh.ioh)) 281 goto fail; 282 } else { 283 sc->sc_auxpioh.iot = cfe->iospace[1].handle.iot; 284 sc->sc_auxpioh.ioh = cfe->iospace[1].handle.ioh; 285 } 286 287 aprint_normal("%s: i/o mapped mode\n", self->dv_xname); 288 sc->wdc_channel.cmd_iot = sc->sc_pioh.iot; 289 sc->wdc_channel.cmd_baseioh = sc->sc_pioh.ioh; 290 sc->wdc_channel.ctl_iot = sc->sc_auxpioh.iot; 291 sc->wdc_channel.ctl_ioh = sc->sc_auxpioh.ioh; 292 sc->sc_wdcdev.cap |= WDC_CAPABILITY_DATA32; 293 } 294 295 error = wdc_pcmcia_enable(self, 1); 296 if (error) 297 goto fail; 298 299 for (i = 0; i < WDC_PCMCIA_REG_NPORTS; i++) { 300 if (bus_space_subregion(sc->wdc_channel.cmd_iot, 301 sc->wdc_channel.cmd_baseioh, 302 offset + i, i == 0 ? 4 : 1, 303 &sc->wdc_channel.cmd_iohs[i]) != 0) { 304 aprint_error("%s: can't subregion I/O space\n", 305 self->dv_xname); 306 goto fail2; 307 } 308 } 309 wdc_init_shadow_regs(&sc->wdc_channel); 310 sc->wdc_channel.data32iot = sc->wdc_channel.cmd_iot; 311 sc->wdc_channel.data32ioh = sc->wdc_channel.cmd_iohs[0]; 312 sc->sc_wdcdev.PIO_cap = 0; 313 sc->wdc_chanlist[0] = &sc->wdc_channel; 314 sc->sc_wdcdev.channels = sc->wdc_chanlist; 315 sc->sc_wdcdev.nchannels = 1; 316 sc->wdc_channel.ch_channel = 0; 317 sc->wdc_channel.ch_wdc = &sc->sc_wdcdev; 318 sc->wdc_channel.ch_queue = &sc->wdc_chqueue; 319 320 /* We can enable and disable the controller. */ 321 sc->sc_wdcdev.sc_atapi_adapter._generic.adapt_enable = 322 wdc_pcmcia_enable; 323 324 sc->sc_state = WDC_PCMCIA_ATTACH1; 325 wdcattach(&sc->wdc_channel); 326 if (sc->sc_state == WDC_PCMCIA_ATTACH1) 327 wdc_pcmcia_enable(self, 0); 328 sc->sc_state = WDC_PCMCIA_ATTACHED; 329 return; 330 331 fail2: 332 wdc_pcmcia_enable(self, 0); 333 fail: 334 pcmcia_function_unconfigure(pa->pf); 335 } 336 337 int 338 wdc_pcmcia_detach(self, flags) 339 struct device *self; 340 int flags; 341 { 342 struct wdc_pcmcia_softc *sc = (struct wdc_pcmcia_softc *)self; 343 int error; 344 345 if (sc->sc_state != WDC_PCMCIA_ATTACHED) 346 return (0); 347 348 if ((error = wdcdetach(self, flags)) != 0) 349 return (error); 350 351 pcmcia_function_unconfigure(sc->sc_pf); 352 353 return (0); 354 } 355 356 int 357 wdc_pcmcia_enable(self, onoff) 358 struct device *self; 359 int onoff; 360 { 361 struct wdc_pcmcia_softc *sc = (void *)self; 362 int error; 363 364 if (onoff) { 365 /* 366 * If the WDC_PCMCIA_ATTACH flag is set, we've already 367 * enabled the card in the attach routine, so don't 368 * re-enable it here (to save power cycle time). Clear 369 * the flag, though, so that the next disable/enable 370 * will do the right thing. 371 */ 372 if (sc->sc_state == WDC_PCMCIA_ATTACH1) { 373 sc->sc_state = WDC_PCMCIA_ATTACH2; 374 } else { 375 /* Establish the interrupt handler. */ 376 sc->sc_ih = pcmcia_intr_establish(sc->sc_pf, IPL_BIO, 377 wdcintr, &sc->wdc_channel); 378 if (!sc->sc_ih) 379 return (EIO); 380 381 error = pcmcia_function_enable(sc->sc_pf); 382 if (error) { 383 pcmcia_intr_disestablish(sc->sc_pf, sc->sc_ih); 384 sc->sc_ih = 0; 385 return (error); 386 } 387 } 388 } else { 389 pcmcia_function_disable(sc->sc_pf); 390 pcmcia_intr_disestablish(sc->sc_pf, sc->sc_ih); 391 sc->sc_ih = 0; 392 } 393 394 return (0); 395 } 396
Indexes created Thu Oct 02 14:10:14 GMT 2025