wdc_pcmcia.c revision 1.93
1 /* $NetBSD: wdc_pcmcia.c,v 1.93 2004/08/19 23:25:36 thorpej 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 1.93 2004/08/19 23:25:36 thorpej 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 ata_channel *wdc_chanlist[1]; 65 struct ata_channel ata_channel; 66 struct ata_queue wdc_chqueue; 67 struct wdc_regs wdc_regs; 68 69 struct pcmcia_function *sc_pf; 70 void *sc_ih; 71 72 int sc_state; 73 #define WDC_PCMCIA_ATTACHED 3 74 }; 75 76 static int wdc_pcmcia_match __P((struct device *, struct cfdata *, void *)); 77 static int wdc_pcmcia_validate_config_io __P((struct pcmcia_config_entry *)); 78 static int wdc_pcmcia_validate_config_memory __P((struct pcmcia_config_entry *)); 79 static void wdc_pcmcia_attach __P((struct device *, struct device *, void *)); 80 static int wdc_pcmcia_detach __P((struct device *, int)); 81 82 CFATTACH_DECL(wdc_pcmcia, sizeof(struct wdc_pcmcia_softc), 83 wdc_pcmcia_match, wdc_pcmcia_attach, wdc_pcmcia_detach, wdcactivate); 84 85 const struct pcmcia_product wdc_pcmcia_products[] = { 86 { PCMCIA_VENDOR_DIGITAL, 87 PCMCIA_PRODUCT_DIGITAL_MOBILE_MEDIA_CDROM, 88 {NULL, "Digital Mobile Media CD-ROM", NULL, NULL} }, 89 90 { PCMCIA_VENDOR_IBM, 91 PCMCIA_PRODUCT_IBM_PORTABLE_CDROM, 92 {NULL, "PCMCIA Portable CD-ROM Drive", NULL, NULL} }, 93 94 /* The TEAC IDE/Card II is used on the Sony Vaio */ 95 { PCMCIA_VENDOR_TEAC, 96 PCMCIA_PRODUCT_TEAC_IDECARDII, 97 PCMCIA_CIS_TEAC_IDECARDII }, 98 99 /* 100 * A fujitsu rebranded panasonic drive that reports 101 * itself as function "scsi", disk interface 0 102 */ 103 { PCMCIA_VENDOR_PANASONIC, 104 PCMCIA_PRODUCT_PANASONIC_KXLC005, 105 PCMCIA_CIS_PANASONIC_KXLC005 }, 106 107 /* 108 * EXP IDE/ATAPI DVD Card use with some DVD players. 109 * Does not have a vendor ID or product ID. 110 */ 111 { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID, 112 PCMCIA_CIS_EXP_EXPMULTIMEDIA }, 113 114 /* Mobile Dock 2, neither vendor ID nor product ID */ 115 { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID, 116 {"SHUTTLE TECHNOLOGY LTD.", "PCCARD-IDE/ATAPI Adapter", NULL, NULL} }, 117 118 /* Toshiba Portege 3110 CD, neither vendor ID nor product ID */ 119 { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID, 120 {"FREECOM", "PCCARD-IDE", NULL, NULL} }, 121 122 /* Random CD-ROM, (badged AMACOM), neither vendor ID nor product ID */ 123 { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID, 124 {"PCMCIA", "CD-ROM", NULL, NULL} }, 125 126 /* IO DATA CBIDE2, with neither vendor ID nor product ID */ 127 { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID, 128 PCMCIA_CIS_IODATA_CBIDE2 }, 129 130 /* TOSHIBA PA2673U(IODATA_CBIDE2 OEM), */ 131 /* with neither vendor ID nor product ID */ 132 { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID, 133 PCMCIA_CIS_TOSHIBA_CBIDE2 }, 134 135 /* 136 * Novac PCMCIA-IDE Card for HD530P IDE Box, 137 * with neither vendor ID nor product ID 138 */ 139 { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID, 140 {"PCMCIA", "PnPIDE", NULL, NULL} }, 141 }; 142 const size_t wdc_pcmcia_nproducts = 143 sizeof(wdc_pcmcia_products) / sizeof(wdc_pcmcia_products[0]); 144 145 int wdc_pcmcia_enable __P((struct device *, int)); 146 void wdc_pcmcia_datain_memory __P((struct ata_channel *, int, void *, 147 size_t)); 148 void wdc_pcmcia_dataout_memory __P((struct ata_channel *, int, void *, 149 size_t)); 150 151 static int 152 wdc_pcmcia_match(parent, match, aux) 153 struct device *parent; 154 struct cfdata *match; 155 void *aux; 156 { 157 struct pcmcia_attach_args *pa = aux; 158 159 if (pa->pf->function == PCMCIA_FUNCTION_DISK && 160 pa->pf->pf_funce_disk_interface == PCMCIA_TPLFE_DDI_PCCARD_ATA) 161 return (1); 162 if (pcmcia_product_lookup(pa, wdc_pcmcia_products, wdc_pcmcia_nproducts, 163 sizeof(wdc_pcmcia_products[0]), NULL)) 164 return (2); 165 return (0); 166 } 167 168 static int 169 wdc_pcmcia_validate_config_io(cfe) 170 struct pcmcia_config_entry *cfe; 171 { 172 if (cfe->iftype != PCMCIA_IFTYPE_IO || 173 cfe->num_iospace < 1 || cfe->num_iospace > 2) 174 return (EINVAL); 175 cfe->num_memspace = 0; 176 return (0); 177 } 178 179 static int 180 wdc_pcmcia_validate_config_memory(cfe) 181 struct pcmcia_config_entry *cfe; 182 { 183 if (cfe->iftype != PCMCIA_IFTYPE_MEMORY || 184 cfe->num_memspace > 1 || 185 cfe->memspace[0].length < 2048) 186 return (EINVAL); 187 cfe->num_iospace = 0; 188 return (0); 189 } 190 191 static void 192 wdc_pcmcia_attach(parent, self, aux) 193 struct device *parent; 194 struct device *self; 195 void *aux; 196 { 197 struct wdc_pcmcia_softc *sc = (void *)self; 198 struct pcmcia_attach_args *pa = aux; 199 struct pcmcia_config_entry *cfe; 200 struct wdc_regs *wdr; 201 bus_size_t offset; 202 int i; 203 int error; 204 205 sc->sc_pf = pa->pf; 206 207 error = pcmcia_function_configure(pa->pf, 208 wdc_pcmcia_validate_config_io); 209 if (error) 210 /*XXXmem16|common*/ 211 error = pcmcia_function_configure(pa->pf, 212 wdc_pcmcia_validate_config_memory); 213 if (error) { 214 aprint_error("%s: configure failed, error=%d\n", self->dv_xname, 215 error); 216 return; 217 } 218 219 cfe = pa->pf->cfe; 220 sc->sc_wdcdev.cap |= WDC_CAPABILITY_DATA16; 221 222 sc->sc_wdcdev.regs = wdr = &sc->wdc_regs; 223 224 if (cfe->iftype == PCMCIA_IFTYPE_MEMORY) { 225 wdr->cmd_iot = cfe->memspace[0].handle.memt; 226 wdr->cmd_baseioh = cfe->memspace[0].handle.memh; 227 offset = cfe->memspace[0].offset; 228 wdr->ctl_iot = cfe->memspace[0].handle.memt; 229 if (bus_space_subregion(cfe->memspace[0].handle.memt, 230 cfe->memspace[0].handle.memh, 231 offset + WDC_PCMCIA_AUXREG_OFFSET, WDC_PCMCIA_AUXREG_NPORTS, 232 &wdr->ctl_ioh)) 233 goto fail; 234 } else { 235 wdr->cmd_iot = cfe->iospace[0].handle.iot; 236 wdr->cmd_baseioh = cfe->iospace[0].handle.ioh; 237 offset = 0; 238 if (cfe->num_iospace == 1) { 239 wdr->ctl_iot = cfe->iospace[0].handle.iot; 240 if (bus_space_subregion(cfe->iospace[0].handle.iot, 241 cfe->iospace[0].handle.ioh, 242 WDC_PCMCIA_AUXREG_OFFSET, WDC_PCMCIA_AUXREG_NPORTS, 243 &wdr->ctl_ioh)) 244 goto fail; 245 } else { 246 wdr->ctl_iot = cfe->iospace[1].handle.iot; 247 wdr->ctl_ioh = cfe->iospace[1].handle.ioh; 248 } 249 } 250 251 for (i = 0; i < WDC_PCMCIA_REG_NPORTS; i++) { 252 if (bus_space_subregion(wdr->cmd_iot, 253 wdr->cmd_baseioh, 254 offset + i, i == 0 ? 4 : 1, 255 &wdr->cmd_iohs[i]) != 0) { 256 aprint_error("%s: can't subregion I/O space\n", 257 self->dv_xname); 258 goto fail2; 259 } 260 } 261 262 if (cfe->iftype == PCMCIA_IFTYPE_MEMORY) { 263 aprint_normal("%s: memory mapped mode\n", self->dv_xname); 264 wdr->data32iot = cfe->memspace[0].handle.memt; 265 if (bus_space_subregion(cfe->memspace[0].handle.memt, 266 cfe->memspace[0].handle.memh, offset + 1024, 1024, 267 &wdr->data32ioh)) 268 goto fail; 269 sc->sc_wdcdev.datain_pio = wdc_pcmcia_datain_memory; 270 sc->sc_wdcdev.dataout_pio = wdc_pcmcia_dataout_memory; 271 sc->sc_wdcdev.cap |= WDC_CAPABILITY_NOIRQ; 272 } else { 273 aprint_normal("%s: i/o mapped mode\n", self->dv_xname); 274 wdr->data32iot = wdr->cmd_iot; 275 wdr->data32ioh = wdr->cmd_iohs[wd_data]; 276 sc->sc_wdcdev.cap |= WDC_CAPABILITY_DATA32; 277 } 278 279 sc->sc_wdcdev.PIO_cap = 0; 280 sc->wdc_chanlist[0] = &sc->ata_channel; 281 sc->sc_wdcdev.channels = sc->wdc_chanlist; 282 sc->sc_wdcdev.nchannels = 1; 283 sc->ata_channel.ch_channel = 0; 284 sc->ata_channel.ch_wdc = &sc->sc_wdcdev; 285 sc->ata_channel.ch_queue = &sc->wdc_chqueue; 286 wdc_init_shadow_regs(&sc->ata_channel); 287 288 error = wdc_pcmcia_enable(self, 1); 289 if (error) 290 goto fail; 291 292 /* We can enable and disable the controller. */ 293 sc->sc_wdcdev.sc_atapi_adapter._generic.adapt_enable = 294 wdc_pcmcia_enable; 295 sc->sc_wdcdev.sc_atapi_adapter._generic.adapt_refcnt = 1; 296 297 wdcattach(&sc->ata_channel); 298 ata_delref(&sc->ata_channel); 299 sc->sc_state = WDC_PCMCIA_ATTACHED; 300 return; 301 302 fail2: 303 wdc_pcmcia_enable(self, 0); 304 fail: 305 pcmcia_function_unconfigure(pa->pf); 306 } 307 308 int 309 wdc_pcmcia_detach(self, flags) 310 struct device *self; 311 int flags; 312 { 313 struct wdc_pcmcia_softc *sc = (struct wdc_pcmcia_softc *)self; 314 int error; 315 316 if (sc->sc_state != WDC_PCMCIA_ATTACHED) 317 return (0); 318 319 if ((error = wdcdetach(self, flags)) != 0) 320 return (error); 321 322 pcmcia_function_unconfigure(sc->sc_pf); 323 324 return (0); 325 } 326 327 int 328 wdc_pcmcia_enable(self, onoff) 329 struct device *self; 330 int onoff; 331 { 332 struct wdc_pcmcia_softc *sc = (void *)self; 333 int error; 334 335 if (onoff) { 336 /* Establish the interrupt handler. */ 337 sc->sc_ih = pcmcia_intr_establish(sc->sc_pf, IPL_BIO, 338 wdcintr, &sc->ata_channel); 339 if (!sc->sc_ih) 340 return (EIO); 341 342 error = pcmcia_function_enable(sc->sc_pf); 343 if (error) { 344 pcmcia_intr_disestablish(sc->sc_pf, sc->sc_ih); 345 sc->sc_ih = 0; 346 return (error); 347 } 348 } else { 349 pcmcia_function_disable(sc->sc_pf); 350 pcmcia_intr_disestablish(sc->sc_pf, sc->sc_ih); 351 sc->sc_ih = 0; 352 } 353 354 return (0); 355 } 356 357 void 358 wdc_pcmcia_datain_memory(chp, flags, buf, len) 359 struct ata_channel *chp; 360 int flags; 361 void *buf; 362 size_t len; 363 { 364 struct wdc_regs *wdr = CHAN_TO_WDC_REGS(chp); 365 366 while (len > 0) { 367 size_t n; 368 369 n = min(len, 1024); 370 if ((flags & DRIVE_CAP32) && (n & 3) == 0) 371 bus_space_read_region_stream_4(wdr->data32iot, 372 wdr->data32ioh, 0, buf, n >> 2); 373 else 374 bus_space_read_region_stream_2(wdr->data32iot, 375 wdr->data32ioh, 0, buf, n >> 1); 376 buf = (char *)buf + n; 377 len -= n; 378 } 379 } 380 381 void 382 wdc_pcmcia_dataout_memory(chp, flags, buf, len) 383 struct ata_channel *chp; 384 int flags; 385 void *buf; 386 size_t len; 387 { 388 struct wdc_regs *wdr = CHAN_TO_WDC_REGS(chp); 389 390 while (len > 0) { 391 size_t n; 392 393 n = min(len, 1024); 394 if ((flags & DRIVE_CAP32) && (n & 3) == 0) 395 bus_space_write_region_stream_4(wdr->data32iot, 396 wdr->data32ioh, 0, buf, n >> 2); 397 else 398 bus_space_write_region_stream_2(wdr->data32iot, 399 wdr->data32ioh, 0, buf, n >> 1); 400 buf = (char *)buf + n; 401 len -= n; 402 } 403 } 404
Indexes created Thu Oct 02 14:10:14 GMT 2025