sys/dev/disk/nata/ata-card.c

   1 /*-
   2  * Copyright (c) 1998 - 2006 Søren Schmidt <sos@FreeBSD.org>
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer,
  10  *    without modification, immediately at the beginning of the file.
  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  *
  15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  18  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  20  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  21  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  22  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  24  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  25  *
  26  * $FreeBSD: src/sys/dev/ata/ata-card.c,v 1.39 2006/01/05 21:27:19 sos Exp $
  27  */
  28
  29 #include "opt_ata.h"
  30
  31 #include <sys/param.h>
  32 #include <sys/bus.h>
  33 #include <sys/module.h>
  34 #include <sys/nata.h>
  35 #include <sys/rman.h>
  36
  37 #include <bus/pccard/pccard_cis.h>
  38 #include <bus/pccard/pccardreg.h>
  39 #include <bus/pccard/pccardvar.h>
  40
  41 #include "pccarddevs.h"
  42
  43 #include "ata-all.h"
  44 #include "ata_if.h"
  45
  46 static const struct pccard_product ata_pccard_products[] = {
  47         PCMCIA_CARD(FREECOM, PCCARDIDE, 0),
  48         PCMCIA_CARD(EXP, EXPMULTIMEDIA, 0),
  49         PCMCIA_CARD(IODATA3, CBIDE2, 0),
  50         PCMCIA_CARD(OEM2, CDROM1, 0),
  51         PCMCIA_CARD(OEM2, IDE, 0),
  52         PCMCIA_CARD(PANASONIC, KXLC005, 0),
  53         PCMCIA_CARD(TEAC, IDECARDII, 0),
  54         {NULL}
  55 };
  56
  57 static int
  58 ata_pccard_probe(device_t dev)
  59 {
  60     const struct pccard_product *pp;
  61     u_int32_t fcn = PCCARD_FUNCTION_UNSPEC;
  62
  63     fcn = pccard_get_function_number(dev);
  64
  65     /* if it says its a disk we should register it */
  66     if (fcn == PCCARD_FUNCTION_DISK)
  67         return 0;
  68
  69     /* match other devices here, primarily cdrom/dvd rom */
  70     if ((pp = pccard_product_lookup(dev, ata_pccard_products,
  71                                     sizeof(ata_pccard_products[0]), NULL))) {
  72         if (pp->pp_name)
  73             device_set_desc(dev, pp->pp_name);
  74         return 0;
  75     }
  76     return ENXIO;
  77 }
  78
  79 static int
  80 ata_pccard_attach(device_t dev)
  81 {
  82     struct ata_channel *ch = device_get_softc(dev);
  83     struct resource *io, *ctlio;
  84     int i, rid, err;
  85
  86     /* allocate the io range to get start and length */
  87     rid = ATA_IOADDR_RID;
  88     if (!(io = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0,
  89                                   ATA_IOSIZE, RF_ACTIVE)))
  90         return (ENXIO);
  91
  92     /* setup the resource vectors */
  93     for (i = ATA_DATA; i <= ATA_COMMAND; i++) {
  94         ch->r_io[i].res = io;
  95         ch->r_io[i].offset = i;
  96     }
  97     ch->r_io[ATA_IDX_ADDR].res = io;
  98
  99     /*
 100      * if we got more than the default ATA_IOSIZE ports, this is a device
 101      * where ctlio is located at offset 14 into "normal" io space.
 102      */
 103     if (rman_get_size(io) > ATA_IOSIZE) {
 104         ch->r_io[ATA_CONTROL].res = io;
 105         ch->r_io[ATA_CONTROL].offset = 14;
 106     }
 107     else {
 108         rid = ATA_CTLADDR_RID;
 109         if (!(ctlio = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0,
 110                                          ATA_CTLIOSIZE, RF_ACTIVE))) {
 111             bus_release_resource(dev, SYS_RES_IOPORT, ATA_IOADDR_RID, io);
 112             for (i = ATA_DATA; i < ATA_MAX_RES; i++)
 113                 ch->r_io[i].res = NULL;
 114             return (ENXIO);
 115         }
 116         ch->r_io[ATA_CONTROL].res = ctlio;
 117         ch->r_io[ATA_CONTROL].offset = 0;
 118     }
 119     ata_default_registers(dev);
 120
 121     /* initialize softc for this channel */
 122     ch->unit = 0;
 123     ch->flags |= (ATA_USE_16BIT | ATA_NO_SLAVE);
 124     ata_generic_hw(dev);
 125     err = ata_probe(dev);
 126     if (err)
 127         return (err);
 128     return (ata_attach(dev));
 129 }
 130
 131 static int
 132 ata_pccard_detach(device_t dev)
 133 {
 134     struct ata_channel *ch = device_get_softc(dev);
 135     int i;
 136
 137     ata_detach(dev);
 138     if (ch->r_io[ATA_CONTROL].res != ch->r_io[ATA_DATA].res)
 139         bus_release_resource(dev, SYS_RES_IOPORT, ATA_CTLADDR_RID,
 140                              ch->r_io[ATA_CONTROL].res);
 141     bus_release_resource(dev, SYS_RES_IOPORT, ATA_IOADDR_RID,
 142                          ch->r_io[ATA_DATA].res);
 143     for (i = ATA_DATA; i < ATA_MAX_RES; i++)
 144         ch->r_io[i].res = NULL;
 145     return 0;
 146 }
 147
 148 static device_method_t ata_pccard_methods[] = {
 149     /* device interface */
 150     DEVMETHOD(device_probe,             ata_pccard_probe),
 151     DEVMETHOD(device_attach,            ata_pccard_attach),
 152     DEVMETHOD(device_detach,            ata_pccard_detach),
 153
 154     DEVMETHOD_END
 155 };
 156
 157 static driver_t ata_pccard_driver = {
 158     "ata",
 159     ata_pccard_methods,
 160     sizeof(struct ata_channel),
 161 };
 162
 163 DRIVER_MODULE(ata, pccard, ata_pccard_driver, ata_devclass, NULL, NULL);
 164 MODULE_DEPEND(ata, ata, 1, 1, 1);