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_types.h>
52 #include <pcmcia/cs.h>
53 #include <pcmcia/cistpl.h>
54 #include <pcmcia/ds.h>
55 #include <pcmcia/ciscode.h>
56 
57 /* Set the following to 2 to use normal interrupt (active high/totempole-
58  * tristate), otherwise use 0 (REQUIRED FOR PCMCIA) for active low, open
59  * drain
60  */
61 #define INT_TYPE	0
62 
63 static char qlogic_name[] = "qlogic_cs";
64 
65 #ifdef PCMCIA_DEBUG
66 static int pc_debug = PCMCIA_DEBUG;
67 module_param(pc_debug, int, 0644);
68 #define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args)
69 static char *version = "qlogic_cs.c 1.79-ac 2002/10/26 (David Hinds)";
70 #else
71 #define DEBUG(n, args...)
72 #endif
73 
74 static struct scsi_host_template qlogicfas_driver_template = {
75 	.module			= THIS_MODULE,
76 	.name			= qlogic_name,
77 	.proc_name		= qlogic_name,
78 	.info			= qlogicfas408_info,
79 	.queuecommand		= qlogicfas408_queuecommand,
80 	.eh_abort_handler	= qlogicfas408_abort,
81 	.eh_bus_reset_handler	= qlogicfas408_bus_reset,
82 	.bios_param		= qlogicfas408_biosparam,
83 	.can_queue		= 1,
84 	.this_id		= -1,
85 	.sg_tablesize		= SG_ALL,
86 	.cmd_per_lun		= 1,
87 	.use_clustering		= DISABLE_CLUSTERING,
88 };
89 
90 /*====================================================================*/
91 
92 typedef struct scsi_info_t {
93 	struct pcmcia_device	*p_dev;
94 	dev_node_t node;
95 	struct Scsi_Host *host;
96 	unsigned short manf_id;
97 } scsi_info_t;
98 
99 static void qlogic_release(struct pcmcia_device *link);
100 static void qlogic_detach(struct pcmcia_device *p_dev);
101 static int qlogic_config(struct pcmcia_device * link);
102 
103 static struct Scsi_Host *qlogic_detect(struct scsi_host_template *host,
104 				struct pcmcia_device *link, int qbase, int qlirq)
105 {
106 	int qltyp;		/* type of chip */
107 	int qinitid;
108 	struct Scsi_Host *shost;	/* registered host structure */
109 	struct qlogicfas408_priv *priv;
110 
111 	qltyp = qlogicfas408_get_chip_type(qbase, INT_TYPE);
112 	qinitid = host->this_id;
113 	if (qinitid < 0)
114 		qinitid = 7;	/* if no ID, use 7 */
115 
116 	qlogicfas408_setup(qbase, qinitid, INT_TYPE);
117 
118 	host->name = qlogic_name;
119 	shost = scsi_host_alloc(host, sizeof(struct qlogicfas408_priv));
120 	if (!shost)
121 		goto err;
122 	shost->io_port = qbase;
123 	shost->n_io_port = 16;
124 	shost->dma_channel = -1;
125 	if (qlirq != -1)
126 		shost->irq = qlirq;
127 
128 	priv = get_priv_by_host(shost);
129 	priv->qlirq = qlirq;
130 	priv->qbase = qbase;
131 	priv->qinitid = qinitid;
132 	priv->shost = shost;
133 	priv->int_type = INT_TYPE;
134 
135 	if (request_irq(qlirq, qlogicfas408_ihandl, 0, qlogic_name, shost))
136 		goto free_scsi_host;
137 
138 	sprintf(priv->qinfo,
139 		"Qlogicfas Driver version 0.46, chip %02X at %03X, IRQ %d, TPdma:%d",
140 		qltyp, qbase, qlirq, QL_TURBO_PDMA);
141 
142 	if (scsi_add_host(shost, NULL))
143 		goto free_interrupt;
144 
145 	scsi_scan_host(shost);
146 
147 	return shost;
148 
149 free_interrupt:
150 	free_irq(qlirq, shost);
151 
152 free_scsi_host:
153 	scsi_host_put(shost);
154 
155 err:
156 	return NULL;
157 }
158 static int qlogic_probe(struct pcmcia_device *link)
159 {
160 	scsi_info_t *info;
161 
162 	DEBUG(0, "qlogic_attach()\n");
163 
164 	/* Create new SCSI device */
165 	info = kmalloc(sizeof(*info), GFP_KERNEL);
166 	if (!info)
167 		return -ENOMEM;
168 	memset(info, 0, sizeof(*info));
169 	info->p_dev = link;
170 	link->priv = info;
171 	link->io.NumPorts1 = 16;
172 	link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
173 	link->io.IOAddrLines = 10;
174 	link->irq.Attributes = IRQ_TYPE_EXCLUSIVE;
175 	link->irq.IRQInfo1 = IRQ_LEVEL_ID;
176 	link->conf.Attributes = CONF_ENABLE_IRQ;
177 	link->conf.IntType = INT_MEMORY_AND_IO;
178 	link->conf.Present = PRESENT_OPTION;
179 
180 	return qlogic_config(link);
181 }				/* qlogic_attach */
182 
183 /*====================================================================*/
184 
185 static void qlogic_detach(struct pcmcia_device *link)
186 {
187 	DEBUG(0, "qlogic_detach(0x%p)\n", link);
188 
189 	qlogic_release(link);
190 	kfree(link->priv);
191 
192 }				/* qlogic_detach */
193 
194 /*====================================================================*/
195 
196 #define CS_CHECK(fn, ret) \
197 do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
198 
199 static int qlogic_config(struct pcmcia_device * link)
200 {
201 	scsi_info_t *info = link->priv;
202 	tuple_t tuple;
203 	cisparse_t parse;
204 	int i, last_ret, last_fn;
205 	unsigned short tuple_data[32];
206 	struct Scsi_Host *host;
207 
208 	DEBUG(0, "qlogic_config(0x%p)\n", link);
209 
210 	info->manf_id = link->manf_id;
211 
212 	tuple.TupleData = (cisdata_t *) tuple_data;
213 	tuple.TupleDataMax = 64;
214 	tuple.TupleOffset = 0;
215 
216 	tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
217 	CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple));
218 	while (1) {
219 		if (pcmcia_get_tuple_data(link, &tuple) != 0 ||
220 				pcmcia_parse_tuple(link, &tuple, &parse) != 0)
221 			goto next_entry;
222 		link->conf.ConfigIndex = parse.cftable_entry.index;
223 		link->io.BasePort1 = parse.cftable_entry.io.win[0].base;
224 		link->io.NumPorts1 = parse.cftable_entry.io.win[0].len;
225 		if (link->io.BasePort1 != 0) {
226 			i = pcmcia_request_io(link, &link->io);
227 			if (i == CS_SUCCESS)
228 				break;
229 		}
230 	      next_entry:
231 		CS_CHECK(GetNextTuple, pcmcia_get_next_tuple(link, &tuple));
232 	}
233 
234 	CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq));
235 	CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf));
236 
237 	if ((info->manf_id == MANFID_MACNICA) || (info->manf_id == MANFID_PIONEER) || (info->manf_id == 0x0098)) {
238 		/* set ATAcmd */
239 		outb(0xb4, link->io.BasePort1 + 0xd);
240 		outb(0x24, link->io.BasePort1 + 0x9);
241 		outb(0x04, link->io.BasePort1 + 0xd);
242 	}
243 
244 	/* The KXL-810AN has a bigger IO port window */
245 	if (link->io.NumPorts1 == 32)
246 		host = qlogic_detect(&qlogicfas_driver_template, link,
247 			link->io.BasePort1 + 16, link->irq.AssignedIRQ);
248 	else
249 		host = qlogic_detect(&qlogicfas_driver_template, link,
250 			link->io.BasePort1, link->irq.AssignedIRQ);
251 
252 	if (!host) {
253 		printk(KERN_INFO "%s: no SCSI devices found\n", qlogic_name);
254 		goto cs_failed;
255 	}
256 
257 	sprintf(info->node.dev_name, "scsi%d", host->host_no);
258 	link->dev_node = &info->node;
259 	info->host = host;
260 
261 	return 0;
262 
263 cs_failed:
264 	cs_error(link, last_fn, last_ret);
265 	pcmcia_disable_device(link);
266 	return -ENODEV;
267 
268 }				/* qlogic_config */
269 
270 /*====================================================================*/
271 
272 static void qlogic_release(struct pcmcia_device *link)
273 {
274 	scsi_info_t *info = link->priv;
275 
276 	DEBUG(0, "qlogic_release(0x%p)\n", link);
277 
278 	scsi_remove_host(info->host);
279 
280 	free_irq(link->irq.AssignedIRQ, info->host);
281 	pcmcia_disable_device(link);
282 
283 	scsi_host_put(info->host);
284 }
285 
286 /*====================================================================*/
287 
288 static int qlogic_resume(struct pcmcia_device *link)
289 {
290 	scsi_info_t *info = link->priv;
291 
292 	pcmcia_request_configuration(link, &link->conf);
293 	if ((info->manf_id == MANFID_MACNICA) ||
294 	    (info->manf_id == MANFID_PIONEER) ||
295 	    (info->manf_id == 0x0098)) {
296 		outb(0x80, link->io.BasePort1 + 0xd);
297 		outb(0x24, link->io.BasePort1 + 0x9);
298 		outb(0x04, link->io.BasePort1 + 0xd);
299 	}
300 	/* Ugggglllyyyy!!! */
301 	qlogicfas408_bus_reset(NULL);
302 
303 	return 0;
304 }
305 
306 static struct pcmcia_device_id qlogic_ids[] = {
307 	PCMCIA_DEVICE_PROD_ID12("EIger Labs", "PCMCIA-to-SCSI Adapter", 0x88395fa7, 0x33b7a5e6),
308 	PCMCIA_DEVICE_PROD_ID12("EPSON", "SCSI-2 PC Card SC200", 0xd361772f, 0x299d1751),
309 	PCMCIA_DEVICE_PROD_ID12("MACNICA", "MIRACLE SCSI-II mPS110", 0x20841b68, 0xab3c3b6d),
310 	PCMCIA_DEVICE_PROD_ID12("MIDORI ELECTRONICS ", "CN-SC43", 0x6534382a, 0xd67eee79),
311 	PCMCIA_DEVICE_PROD_ID12("NEC", "PC-9801N-J03R", 0x18df0ba0, 0x24662e8a),
312 	PCMCIA_DEVICE_PROD_ID12("KME ", "KXLC003", 0x82375a27, 0xf68e5bf7),
313 	PCMCIA_DEVICE_PROD_ID12("KME ", "KXLC004", 0x82375a27, 0x68eace54),
314 	PCMCIA_DEVICE_PROD_ID12("KME", "KXLC101", 0x3faee676, 0x194250ec),
315 	PCMCIA_DEVICE_PROD_ID12("QLOGIC CORPORATION", "pc05", 0xd77b2930, 0xa85b2735),
316 	PCMCIA_DEVICE_PROD_ID12("QLOGIC CORPORATION", "pc05 rev 1.10", 0xd77b2930, 0x70f8b5f8),
317 	PCMCIA_DEVICE_PROD_ID123("KME", "KXLC002", "00", 0x3faee676, 0x81896b61, 0xf99f065f),
318 	PCMCIA_DEVICE_PROD_ID12("RATOC System Inc.", "SCSI2 CARD 37", 0x85c10e17, 0x1a2640c1),
319 	PCMCIA_DEVICE_PROD_ID12("TOSHIBA", "SCSC200A PC CARD SCSI", 0xb4585a1a, 0xa6f06ebe),
320 	PCMCIA_DEVICE_PROD_ID12("TOSHIBA", "SCSC200B PC CARD SCSI-10", 0xb4585a1a, 0x0a88dea0),
321 	/* these conflict with other cards! */
322 	/* PCMCIA_DEVICE_PROD_ID123("MACNICA", "MIRACLE SCSI", "mPS100", 0x20841b68, 0xf8dedaeb, 0x89f7fafb), */
323 	/* PCMCIA_DEVICE_PROD_ID123("MACNICA", "MIRACLE SCSI", "mPS100", 0x20841b68, 0xf8dedaeb, 0x89f7fafb), */
324 	PCMCIA_DEVICE_NULL,
325 };
326 MODULE_DEVICE_TABLE(pcmcia, qlogic_ids);
327 
328 static struct pcmcia_driver qlogic_cs_driver = {
329 	.owner		= THIS_MODULE,
330 	.drv		= {
331 	.name		= "qlogic_cs",
332 	},
333 	.probe		= qlogic_probe,
334 	.remove		= qlogic_detach,
335 	.id_table       = qlogic_ids,
336 	.resume		= qlogic_resume,
337 };
338 
339 static int __init init_qlogic_cs(void)
340 {
341 	return pcmcia_register_driver(&qlogic_cs_driver);
342 }
343 
344 static void __exit exit_qlogic_cs(void)
345 {
346 	pcmcia_unregister_driver(&qlogic_cs_driver);
347 }
348 
349 MODULE_AUTHOR("Tom Zerucha, Michael Griffith");
350 MODULE_DESCRIPTION("Driver for the PCMCIA Qlogic FAS SCSI controllers");
351 MODULE_LICENSE("GPL");
352 module_init(init_qlogic_cs);
353 module_exit(exit_qlogic_cs);
354