release/src-rt-6.x.4708/linux/linux-2.6.36/drivers/scsi/pcmcia/qlogic_stub.c

   1 /*======================================================================
   2
   3     A driver for the Qlogic SCSI card
   4
   5     qlogic_cs.c 1.79 2000/06/12 21:27:26
   6
   7     The contents of this file are subject to the Mozilla Public
   8     License Version 1.1 (the "License"); you may not use this file
   9     except in compliance with the License. You may obtain a copy of
  10     the License at http://www.mozilla.org/MPL/
  11
  12     Software distributed under the License is distributed on an "AS
  13     IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
  14     implied. See the License for the specific language governing
  15     rights and limitations under the License.
  16
  17     The initial developer of the original code is David A. Hinds
  18     <dahinds@users.sourceforge.net>.  Portions created by David A. Hinds
  19     are Copyright (C) 1999 David A. Hinds.  All Rights Reserved.
  20
  21     Alternatively, the contents of this file may be used under the
  22     terms of the GNU General Public License version 2 (the "GPL"), in which
  23     case the provisions of the GPL are applicable instead of the
  24     above.  If you wish to allow the use of your version of this file
  25     only under the terms of the GPL and not to allow others to use
  26     your version of this file under the MPL, indicate your decision
  27     by deleting the provisions above and replace them with the notice
  28     and other provisions required by the GPL.  If you do not delete
  29     the provisions above, a recipient may use your version of this
  30     file under either the MPL or the GPL.
  31
  32 ======================================================================*/
  33
  34 #include <linux/module.h>
  35 #include <linux/init.h>
  36 #include <linux/kernel.h>
  37 #include <linux/slab.h>
  38 #include <linux/string.h>
  39 #include <linux/ioport.h>
  40 #include <asm/io.h>
  41 #include <scsi/scsi.h>
  42 #include <linux/major.h>
  43 #include <linux/blkdev.h>
  44 #include <scsi/scsi_ioctl.h>
  45 #include <linux/interrupt.h>
  46
  47 #include "scsi.h"
  48 #include <scsi/scsi_host.h>
  49 #include "../qlogicfas408.h"
  50
  51 #include <pcmcia/cs.h>
  52 #include <pcmcia/cistpl.h>
  53 #include <pcmcia/ds.h>
  54 #include <pcmcia/ciscode.h>
  55
  56 /* Set the following to 2 to use normal interrupt (active high/totempole-
  57  * tristate), otherwise use 0 (REQUIRED FOR PCMCIA) for active low, open
  58  * drain
  59  */
  60 #define INT_TYPE        0
  61
  62 static char qlogic_name[] = "qlogic_cs";
  63
  64 static struct scsi_host_template qlogicfas_driver_template = {
  65         .module                 = THIS_MODULE,
  66         .name                   = qlogic_name,
  67         .proc_name              = qlogic_name,
  68         .info                   = qlogicfas408_info,
  69         .queuecommand           = qlogicfas408_queuecommand,
  70         .eh_abort_handler       = qlogicfas408_abort,
  71         .eh_bus_reset_handler   = qlogicfas408_bus_reset,
  72         .bios_param             = qlogicfas408_biosparam,
  73         .can_queue              = 1,
  74         .this_id                = -1,
  75         .sg_tablesize           = SG_ALL,
  76         .cmd_per_lun            = 1,
  77         .use_clustering         = DISABLE_CLUSTERING,
  78 };
  79
  80 /*====================================================================*/
  81
  82 typedef struct scsi_info_t {
  83         struct pcmcia_device    *p_dev;
  84         struct Scsi_Host *host;
  85         unsigned short manf_id;
  86 } scsi_info_t;
  87
  88 static void qlogic_release(struct pcmcia_device *link);
  89 static void qlogic_detach(struct pcmcia_device *p_dev);
  90 static int qlogic_config(struct pcmcia_device * link);
  91
  92 static struct Scsi_Host *qlogic_detect(struct scsi_host_template *host,
  93                                 struct pcmcia_device *link, int qbase, int qlirq)
  94 {
  95         int qltyp;              /* type of chip */
  96         int qinitid;
  97         struct Scsi_Host *shost;        /* registered host structure */
  98         struct qlogicfas408_priv *priv;
  99
 100         qltyp = qlogicfas408_get_chip_type(qbase, INT_TYPE);
 101         qinitid = host->this_id;
 102         if (qinitid < 0)
 103                 qinitid = 7;    /* if no ID, use 7 */
 104
 105         qlogicfas408_setup(qbase, qinitid, INT_TYPE);
 106
 107         host->name = qlogic_name;
 108         shost = scsi_host_alloc(host, sizeof(struct qlogicfas408_priv));
 109         if (!shost)
 110                 goto err;
 111         shost->io_port = qbase;
 112         shost->n_io_port = 16;
 113         shost->dma_channel = -1;
 114         if (qlirq != -1)
 115                 shost->irq = qlirq;
 116
 117         priv = get_priv_by_host(shost);
 118         priv->qlirq = qlirq;
 119         priv->qbase = qbase;
 120         priv->qinitid = qinitid;
 121         priv->shost = shost;
 122         priv->int_type = INT_TYPE;
 123
 124         if (request_irq(qlirq, qlogicfas408_ihandl, 0, qlogic_name, shost))
 125                 goto free_scsi_host;
 126
 127         sprintf(priv->qinfo,
 128                 "Qlogicfas Driver version 0.46, chip %02X at %03X, IRQ %d, TPdma:%d",
 129                 qltyp, qbase, qlirq, QL_TURBO_PDMA);
 130
 131         if (scsi_add_host(shost, NULL))
 132                 goto free_interrupt;
 133
 134         scsi_scan_host(shost);
 135
 136         return shost;
 137
 138 free_interrupt:
 139         free_irq(qlirq, shost);
 140
 141 free_scsi_host:
 142         scsi_host_put(shost);
 143
 144 err:
 145         return NULL;
 146 }
 147 static int qlogic_probe(struct pcmcia_device *link)
 148 {
 149         scsi_info_t *info;
 150
 151         dev_dbg(&link->dev, "qlogic_attach()\n");
 152
 153         /* Create new SCSI device */
 154         info = kzalloc(sizeof(*info), GFP_KERNEL);
 155         if (!info)
 156                 return -ENOMEM;
 157         info->p_dev = link;
 158         link->priv = info;
 159         link->resource[0]->end = 16;
 160         link->resource[0]->flags |= IO_DATA_PATH_WIDTH_AUTO;
 161         link->conf.Attributes = CONF_ENABLE_IRQ;
 162         link->conf.IntType = INT_MEMORY_AND_IO;
 163         link->conf.Present = PRESENT_OPTION;
 164
 165         return qlogic_config(link);
 166 }                               /* qlogic_attach */
 167
 168 /*====================================================================*/
 169
 170 static void qlogic_detach(struct pcmcia_device *link)
 171 {
 172         dev_dbg(&link->dev, "qlogic_detach\n");
 173
 174         qlogic_release(link);
 175         kfree(link->priv);
 176
 177 }                               /* qlogic_detach */
 178
 179 /*====================================================================*/
 180
 181 static int qlogic_config_check(struct pcmcia_device *p_dev,
 182                                cistpl_cftable_entry_t *cfg,
 183                                cistpl_cftable_entry_t *dflt,
 184                                unsigned int vcc,
 185                                void *priv_data)
 186 {
 187         p_dev->io_lines = 10;
 188         p_dev->resource[0]->start = cfg->io.win[0].base;
 189         p_dev->resource[0]->end = cfg->io.win[0].len;
 190
 191         if (p_dev->resource[0]->start == 0)
 192                 return -ENODEV;
 193
 194         return pcmcia_request_io(p_dev);
 195 }
 196
 197 static int qlogic_config(struct pcmcia_device * link)
 198 {
 199         scsi_info_t *info = link->priv;
 200         int ret;
 201         struct Scsi_Host *host;
 202
 203         dev_dbg(&link->dev, "qlogic_config\n");
 204
 205         ret = pcmcia_loop_config(link, qlogic_config_check, NULL);
 206         if (ret)
 207                 goto failed;
 208
 209         if (!link->irq)
 210                 goto failed;
 211
 212         ret = pcmcia_request_configuration(link, &link->conf);
 213         if (ret)
 214                 goto failed;
 215
 216         if ((info->manf_id == MANFID_MACNICA) || (info->manf_id == MANFID_PIONEER) || (info->manf_id == 0x0098)) {
 217                 /* set ATAcmd */
 218                 outb(0xb4, link->resource[0]->start + 0xd);
 219                 outb(0x24, link->resource[0]->start + 0x9);
 220                 outb(0x04, link->resource[0]->start + 0xd);
 221         }
 222
 223         /* The KXL-810AN has a bigger IO port window */
 224         if (resource_size(link->resource[0]) == 32)
 225                 host = qlogic_detect(&qlogicfas_driver_template, link,
 226                         link->resource[0]->start + 16, link->irq);
 227         else
 228                 host = qlogic_detect(&qlogicfas_driver_template, link,
 229                         link->resource[0]->start, link->irq);
 230
 231         if (!host) {
 232                 printk(KERN_INFO "%s: no SCSI devices found\n", qlogic_name);
 233                 goto failed;
 234         }
 235
 236         info->host = host;
 237
 238         return 0;
 239
 240 failed:
 241         pcmcia_disable_device(link);
 242         return -ENODEV;
 243 }                               /* qlogic_config */
 244
 245 /*====================================================================*/
 246
 247 static void qlogic_release(struct pcmcia_device *link)
 248 {
 249         scsi_info_t *info = link->priv;
 250
 251         dev_dbg(&link->dev, "qlogic_release\n");
 252
 253         scsi_remove_host(info->host);
 254
 255         free_irq(link->irq, info->host);
 256         pcmcia_disable_device(link);
 257
 258         scsi_host_put(info->host);
 259 }
 260
 261 /*====================================================================*/
 262
 263 static int qlogic_resume(struct pcmcia_device *link)
 264 {
 265         scsi_info_t *info = link->priv;
 266
 267         pcmcia_request_configuration(link, &link->conf);
 268         if ((info->manf_id == MANFID_MACNICA) ||
 269             (info->manf_id == MANFID_PIONEER) ||
 270             (info->manf_id == 0x0098)) {
 271                 outb(0x80, link->resource[0]->start + 0xd);
 272                 outb(0x24, link->resource[0]->start + 0x9);
 273                 outb(0x04, link->resource[0]->start + 0xd);
 274         }
 275         /* Ugggglllyyyy!!! */
 276         qlogicfas408_bus_reset(NULL);
 277
 278         return 0;
 279 }
 280
 281 static struct pcmcia_device_id qlogic_ids[] = {
 282         PCMCIA_DEVICE_PROD_ID12("EIger Labs", "PCMCIA-to-SCSI Adapter", 0x88395fa7, 0x33b7a5e6),
 283         PCMCIA_DEVICE_PROD_ID12("EPSON", "SCSI-2 PC Card SC200", 0xd361772f, 0x299d1751),
 284         PCMCIA_DEVICE_PROD_ID12("MACNICA", "MIRACLE SCSI-II mPS110", 0x20841b68, 0xab3c3b6d),
 285         PCMCIA_DEVICE_PROD_ID12("MIDORI ELECTRONICS ", "CN-SC43", 0x6534382a, 0xd67eee79),
 286         PCMCIA_DEVICE_PROD_ID12("NEC", "PC-9801N-J03R", 0x18df0ba0, 0x24662e8a),
 287         PCMCIA_DEVICE_PROD_ID12("KME ", "KXLC003", 0x82375a27, 0xf68e5bf7),
 288         PCMCIA_DEVICE_PROD_ID12("KME ", "KXLC004", 0x82375a27, 0x68eace54),
 289         PCMCIA_DEVICE_PROD_ID12("KME", "KXLC101", 0x3faee676, 0x194250ec),
 290         PCMCIA_DEVICE_PROD_ID12("QLOGIC CORPORATION", "pc05", 0xd77b2930, 0xa85b2735),
 291         PCMCIA_DEVICE_PROD_ID12("QLOGIC CORPORATION", "pc05 rev 1.10", 0xd77b2930, 0x70f8b5f8),
 292         PCMCIA_DEVICE_PROD_ID123("KME", "KXLC002", "00", 0x3faee676, 0x81896b61, 0xf99f065f),
 293         PCMCIA_DEVICE_PROD_ID12("RATOC System Inc.", "SCSI2 CARD 37", 0x85c10e17, 0x1a2640c1),
 294         PCMCIA_DEVICE_PROD_ID12("TOSHIBA", "SCSC200A PC CARD SCSI", 0xb4585a1a, 0xa6f06ebe),
 295         PCMCIA_DEVICE_PROD_ID12("TOSHIBA", "SCSC200B PC CARD SCSI-10", 0xb4585a1a, 0x0a88dea0),
 296         /* these conflict with other cards! */
 297         /* PCMCIA_DEVICE_PROD_ID123("MACNICA", "MIRACLE SCSI", "mPS100", 0x20841b68, 0xf8dedaeb, 0x89f7fafb), */
 298         /* PCMCIA_DEVICE_PROD_ID123("MACNICA", "MIRACLE SCSI", "mPS100", 0x20841b68, 0xf8dedaeb, 0x89f7fafb), */
 299         PCMCIA_DEVICE_NULL,
 300 };
 301 MODULE_DEVICE_TABLE(pcmcia, qlogic_ids);
 302
 303 static struct pcmcia_driver qlogic_cs_driver = {
 304         .owner          = THIS_MODULE,
 305         .drv            = {
 306         .name           = "qlogic_cs",
 307         },
 308         .probe          = qlogic_probe,
 309         .remove         = qlogic_detach,
 310         .id_table       = qlogic_ids,
 311         .resume         = qlogic_resume,
 312 };
 313
 314 static int __init init_qlogic_cs(void)
 315 {
 316         return pcmcia_register_driver(&qlogic_cs_driver);
 317 }
 318
 319 static void __exit exit_qlogic_cs(void)
 320 {
 321         pcmcia_unregister_driver(&qlogic_cs_driver);
 322 }
 323
 324 MODULE_AUTHOR("Tom Zerucha, Michael Griffith");
 325 MODULE_DESCRIPTION("Driver for the PCMCIA Qlogic FAS SCSI controllers");
 326 MODULE_LICENSE("GPL");
 327 module_init(init_qlogic_cs);
 328 module_exit(exit_qlogic_cs);