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

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