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Linux/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/cistpl.h>
 52 #include <pcmcia/ds.h>
 53 #include <pcmcia/ciscode.h>
 54 
 55 /* Set the following to 2 to use normal interrupt (active high/totempole-
 56  * tristate), otherwise use 0 (REQUIRED FOR PCMCIA) for active low, open
 57  * drain
 58  */
 59 #define INT_TYPE        0
 60 
 61 static char qlogic_name[] = "qlogic_cs";
 62 
 63 static struct scsi_host_template qlogicfas_driver_template = {
 64         .module                 = THIS_MODULE,
 65         .name                   = qlogic_name,
 66         .proc_name              = qlogic_name,
 67         .info                   = qlogicfas408_info,
 68         .queuecommand           = qlogicfas408_queuecommand,
 69         .eh_abort_handler       = qlogicfas408_abort,
 70         .eh_bus_reset_handler   = qlogicfas408_bus_reset,
 71         .bios_param             = qlogicfas408_biosparam,
 72         .can_queue              = 1,
 73         .this_id                = -1,
 74         .sg_tablesize           = SG_ALL,
 75         .cmd_per_lun            = 1,
 76         .use_clustering         = DISABLE_CLUSTERING,
 77 };
 78 
 79 /*====================================================================*/
 80 
 81 typedef struct scsi_info_t {
 82         struct pcmcia_device    *p_dev;
 83         struct Scsi_Host *host;
 84         unsigned short manf_id;
 85 } scsi_info_t;
 86 
 87 static void qlogic_release(struct pcmcia_device *link);
 88 static void qlogic_detach(struct pcmcia_device *p_dev);
 89 static int qlogic_config(struct pcmcia_device * link);
 90 
 91 static struct Scsi_Host *qlogic_detect(struct scsi_host_template *host,
 92                                 struct pcmcia_device *link, int qbase, int qlirq)
 93 {
 94         int qltyp;              /* type of chip */
 95         int qinitid;
 96         struct Scsi_Host *shost;        /* registered host structure */
 97         struct qlogicfas408_priv *priv;
 98 
 99         qltyp = qlogicfas408_get_chip_type(qbase, INT_TYPE);
100         qinitid = host->this_id;
101         if (qinitid < 0)
102                 qinitid = 7;    /* if no ID, use 7 */
103 
104         qlogicfas408_setup(qbase, qinitid, INT_TYPE);
105 
106         host->name = qlogic_name;
107         shost = scsi_host_alloc(host, sizeof(struct qlogicfas408_priv));
108         if (!shost)
109                 goto err;
110         shost->io_port = qbase;
111         shost->n_io_port = 16;
112         shost->dma_channel = -1;
113         if (qlirq != -1)
114                 shost->irq = qlirq;
115 
116         priv = get_priv_by_host(shost);
117         priv->qlirq = qlirq;
118         priv->qbase = qbase;
119         priv->qinitid = qinitid;
120         priv->shost = shost;
121         priv->int_type = INT_TYPE;                                      
122 
123         if (request_irq(qlirq, qlogicfas408_ihandl, 0, qlogic_name, shost))
124                 goto free_scsi_host;
125 
126         sprintf(priv->qinfo,
127                 "Qlogicfas Driver version 0.46, chip %02X at %03X, IRQ %d, TPdma:%d",
128                 qltyp, qbase, qlirq, QL_TURBO_PDMA);
129 
130         if (scsi_add_host(shost, NULL))
131                 goto free_interrupt;
132 
133         scsi_scan_host(shost);
134 
135         return shost;
136 
137 free_interrupt:
138         free_irq(qlirq, shost);
139 
140 free_scsi_host:
141         scsi_host_put(shost);
142         
143 err:
144         return NULL;
145 }
146 static int qlogic_probe(struct pcmcia_device *link)
147 {
148         scsi_info_t *info;
149 
150         dev_dbg(&link->dev, "qlogic_attach()\n");
151 
152         /* Create new SCSI device */
153         info = kzalloc(sizeof(*info), GFP_KERNEL);
154         if (!info)
155                 return -ENOMEM;
156         info->p_dev = link;
157         link->priv = info;
158         link->config_flags |= CONF_ENABLE_IRQ | CONF_AUTO_SET_IO;
159         link->config_regs = PRESENT_OPTION;
160 
161         return qlogic_config(link);
162 }                               /* qlogic_attach */
163 
164 /*====================================================================*/
165 
166 static void qlogic_detach(struct pcmcia_device *link)
167 {
168         dev_dbg(&link->dev, "qlogic_detach\n");
169 
170         qlogic_release(link);
171         kfree(link->priv);
172 
173 }                               /* qlogic_detach */
174 
175 /*====================================================================*/
176 
177 static int qlogic_config_check(struct pcmcia_device *p_dev, void *priv_data)
178 {
179         p_dev->io_lines = 10;
180         p_dev->resource[0]->flags &= ~IO_DATA_PATH_WIDTH;
181         p_dev->resource[0]->flags |= IO_DATA_PATH_WIDTH_AUTO;
182 
183         if (p_dev->resource[0]->start == 0)
184                 return -ENODEV;
185 
186         return pcmcia_request_io(p_dev);
187 }
188 
189 static int qlogic_config(struct pcmcia_device * link)
190 {
191         scsi_info_t *info = link->priv;
192         int ret;
193         struct Scsi_Host *host;
194 
195         dev_dbg(&link->dev, "qlogic_config\n");
196 
197         ret = pcmcia_loop_config(link, qlogic_config_check, NULL);
198         if (ret)
199                 goto failed;
200 
201         if (!link->irq)
202                 goto failed;
203 
204         ret = pcmcia_enable_device(link);
205         if (ret)
206                 goto failed;
207 
208         if ((info->manf_id == MANFID_MACNICA) || (info->manf_id == MANFID_PIONEER) || (info->manf_id == 0x0098)) {
209                 /* set ATAcmd */
210                 outb(0xb4, link->resource[0]->start + 0xd);
211                 outb(0x24, link->resource[0]->start + 0x9);
212                 outb(0x04, link->resource[0]->start + 0xd);
213         }
214 
215         /* The KXL-810AN has a bigger IO port window */
216         if (resource_size(link->resource[0]) == 32)
217                 host = qlogic_detect(&qlogicfas_driver_template, link,
218                         link->resource[0]->start + 16, link->irq);
219         else
220                 host = qlogic_detect(&qlogicfas_driver_template, link,
221                         link->resource[0]->start, link->irq);
222         
223         if (!host) {
224                 printk(KERN_INFO "%s: no SCSI devices found\n", qlogic_name);
225                 goto failed;
226         }
227 
228         info->host = host;
229 
230         return 0;
231 
232 failed:
233         pcmcia_disable_device(link);
234         return -ENODEV;
235 }                               /* qlogic_config */
236 
237 /*====================================================================*/
238 
239 static void qlogic_release(struct pcmcia_device *link)
240 {
241         scsi_info_t *info = link->priv;
242 
243         dev_dbg(&link->dev, "qlogic_release\n");
244 
245         scsi_remove_host(info->host);
246 
247         free_irq(link->irq, info->host);
248         pcmcia_disable_device(link);
249 
250         scsi_host_put(info->host);
251 }
252 
253 /*====================================================================*/
254 
255 static int qlogic_resume(struct pcmcia_device *link)
256 {
257         scsi_info_t *info = link->priv;
258 
259         pcmcia_enable_device(link);
260         if ((info->manf_id == MANFID_MACNICA) ||
261             (info->manf_id == MANFID_PIONEER) ||
262             (info->manf_id == 0x0098)) {
263                 outb(0x80, link->resource[0]->start + 0xd);
264                 outb(0x24, link->resource[0]->start + 0x9);
265                 outb(0x04, link->resource[0]->start + 0xd);
266         }
267         /* Ugggglllyyyy!!! */
268         qlogicfas408_bus_reset(NULL);
269 
270         return 0;
271 }
272 
273 static const struct pcmcia_device_id qlogic_ids[] = {
274         PCMCIA_DEVICE_PROD_ID12("EIger Labs", "PCMCIA-to-SCSI Adapter", 0x88395fa7, 0x33b7a5e6),
275         PCMCIA_DEVICE_PROD_ID12("EPSON", "SCSI-2 PC Card SC200", 0xd361772f, 0x299d1751),
276         PCMCIA_DEVICE_PROD_ID12("MACNICA", "MIRACLE SCSI-II mPS110", 0x20841b68, 0xab3c3b6d),
277         PCMCIA_DEVICE_PROD_ID12("MIDORI ELECTRONICS ", "CN-SC43", 0x6534382a, 0xd67eee79),
278         PCMCIA_DEVICE_PROD_ID12("NEC", "PC-9801N-J03R", 0x18df0ba0, 0x24662e8a),
279         PCMCIA_DEVICE_PROD_ID12("KME ", "KXLC003", 0x82375a27, 0xf68e5bf7),
280         PCMCIA_DEVICE_PROD_ID12("KME ", "KXLC004", 0x82375a27, 0x68eace54),
281         PCMCIA_DEVICE_PROD_ID12("KME", "KXLC101", 0x3faee676, 0x194250ec),
282         PCMCIA_DEVICE_PROD_ID12("QLOGIC CORPORATION", "pc05", 0xd77b2930, 0xa85b2735),
283         PCMCIA_DEVICE_PROD_ID12("QLOGIC CORPORATION", "pc05 rev 1.10", 0xd77b2930, 0x70f8b5f8),
284         PCMCIA_DEVICE_PROD_ID123("KME", "KXLC002", "00", 0x3faee676, 0x81896b61, 0xf99f065f),
285         PCMCIA_DEVICE_PROD_ID12("RATOC System Inc.", "SCSI2 CARD 37", 0x85c10e17, 0x1a2640c1),
286         PCMCIA_DEVICE_PROD_ID12("TOSHIBA", "SCSC200A PC CARD SCSI", 0xb4585a1a, 0xa6f06ebe),
287         PCMCIA_DEVICE_PROD_ID12("TOSHIBA", "SCSC200B PC CARD SCSI-10", 0xb4585a1a, 0x0a88dea0),
288         /* these conflict with other cards! */
289         /* PCMCIA_DEVICE_PROD_ID123("MACNICA", "MIRACLE SCSI", "mPS100", 0x20841b68, 0xf8dedaeb, 0x89f7fafb), */
290         /* PCMCIA_DEVICE_PROD_ID123("MACNICA", "MIRACLE SCSI", "mPS100", 0x20841b68, 0xf8dedaeb, 0x89f7fafb), */
291         PCMCIA_DEVICE_NULL,
292 };
293 MODULE_DEVICE_TABLE(pcmcia, qlogic_ids);
294 
295 static struct pcmcia_driver qlogic_cs_driver = {
296         .owner          = THIS_MODULE,
297         .name           = "qlogic_cs",
298         .probe          = qlogic_probe,
299         .remove         = qlogic_detach,
300         .id_table       = qlogic_ids,
301         .resume         = qlogic_resume,
302 };
303 
304 static int __init init_qlogic_cs(void)
305 {
306         return pcmcia_register_driver(&qlogic_cs_driver);
307 }
308 
309 static void __exit exit_qlogic_cs(void)
310 {
311         pcmcia_unregister_driver(&qlogic_cs_driver);
312 }
313 
314 MODULE_AUTHOR("Tom Zerucha, Michael Griffith");
315 MODULE_DESCRIPTION("Driver for the PCMCIA Qlogic FAS SCSI controllers");
316 MODULE_LICENSE("GPL");
317 module_init(init_qlogic_cs);
318 module_exit(exit_qlogic_cs);
319 

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