[deliverable/linux.git] / drivers / scsi / pcmcia / aha152x_stub.c

/*======================================================================

    A driver for Adaptec AHA152X-compatible PCMCIA SCSI cards.

    This driver supports the Adaptec AHA-1460, the New Media Bus
    Toaster, and the New Media Toast & Jam.
    
    aha152x_cs.c 1.54 2000/06/12 21:27:25

    The contents of this file are subject to the Mozilla Public
    License Version 1.1 (the "License"); you may not use this file
    except in compliance with the License. You may obtain a copy of
    the License at http://www.mozilla.org/MPL/

    Software distributed under the License is distributed on an "AS
    IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
    implied. See the License for the specific language governing
    rights and limitations under the License.

    The initial developer of the original code is David A. Hinds
    <dahinds@users.sourceforge.net>.  Portions created by David A. Hinds
    are Copyright (C) 1999 David A. Hinds.  All Rights Reserved.

    Alternatively, the contents of this file may be used under the
    terms of the GNU General Public License version 2 (the "GPL"), in which
    case the provisions of the GPL are applicable instead of the
    above.  If you wish to allow the use of your version of this file
    only under the terms of the GPL and not to allow others to use
    your version of this file under the MPL, indicate your decision
    by deleting the provisions above and replace them with the notice
    and other provisions required by the GPL.  If you do not delete
    the provisions above, a recipient may use your version of this
    file under either the MPL or the GPL.
    
======================================================================*/

#include <linux/module.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/sched.h>
#include <linux/slab.h>
#include <linux/string.h>
#include <linux/ioport.h>
#include <scsi/scsi.h>
#include <linux/major.h>
#include <linux/blkdev.h>
#include <scsi/scsi_ioctl.h>

#include "scsi.h"
#include <scsi/scsi_host.h>
#include "aha152x.h"

#include <pcmcia/cs_types.h>
#include <pcmcia/cs.h>
#include <pcmcia/cistpl.h>
#include <pcmcia/ds.h>

#ifdef PCMCIA_DEBUG
static int pc_debug = PCMCIA_DEBUG;
module_param(pc_debug, int, 0644);
#define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args)
static char *version =
"aha152x_cs.c 1.54 2000/06/12 21:27:25 (David Hinds)";
#else
#define DEBUG(n, args...)
#endif

/*====================================================================*/

/* Parameters that can be set with 'insmod' */

/* SCSI bus setup options */
static int host_id = 7;
static int reconnect = 1;
static int parity = 1;
static int synchronous = 1;
static int reset_delay = 100;
static int ext_trans = 0;

module_param(host_id, int, 0);
module_param(reconnect, int, 0);
module_param(parity, int, 0);
module_param(synchronous, int, 0);
module_param(reset_delay, int, 0);
module_param(ext_trans, int, 0);

MODULE_LICENSE("Dual MPL/GPL");

/*====================================================================*/

typedef struct scsi_info_t {
	struct pcmcia_device	*p_dev;
    dev_node_t		node;
    struct Scsi_Host	*host;
} scsi_info_t;

static void aha152x_release_cs(struct pcmcia_device *link);
static void aha152x_detach(struct pcmcia_device *p_dev);
static int aha152x_config_cs(struct pcmcia_device *link);

static struct pcmcia_device *dev_list;

static int aha152x_probe(struct pcmcia_device *link)
{
    scsi_info_t *info;

    DEBUG(0, "aha152x_attach()\n");

    /* Create new SCSI device */
    info = kmalloc(sizeof(*info), GFP_KERNEL);
    if (!info) return -ENOMEM;
    memset(info, 0, sizeof(*info));
    info->p_dev = link;
    link->priv = info;

    link->io.NumPorts1 = 0x20;
    link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
    link->io.IOAddrLines = 10;
    link->irq.Attributes = IRQ_TYPE_EXCLUSIVE;
    link->irq.IRQInfo1 = IRQ_LEVEL_ID;
    link->conf.Attributes = CONF_ENABLE_IRQ;
    link->conf.IntType = INT_MEMORY_AND_IO;
    link->conf.Present = PRESENT_OPTION;

    return aha152x_config_cs(link);
} /* aha152x_attach */

/*====================================================================*/

static void aha152x_detach(struct pcmcia_device *link)
{
    DEBUG(0, "aha152x_detach(0x%p)\n", link);

    aha152x_release_cs(link);

    /* Unlink device structure, free bits */
    kfree(link->priv);
} /* aha152x_detach */

/*====================================================================*/

#define CS_CHECK(fn, ret) \
do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)

static int aha152x_config_cs(struct pcmcia_device *link)
{
    scsi_info_t *info = link->priv;
    struct aha152x_setup s;
    tuple_t tuple;
    cisparse_t parse;
    int i, last_ret, last_fn;
    u_char tuple_data[64];
    struct Scsi_Host *host;
    
    DEBUG(0, "aha152x_config(0x%p)\n", link);

    tuple.DesiredTuple = CISTPL_CONFIG;
    tuple.TupleData = tuple_data;
    tuple.TupleDataMax = 64;
    tuple.TupleOffset = 0;
    CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple));
    CS_CHECK(GetTupleData, pcmcia_get_tuple_data(link, &tuple));
    CS_CHECK(ParseTuple, pcmcia_parse_tuple(link, &tuple, &parse));
    link->conf.ConfigBase = parse.config.base;

    tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
    CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple));
    while (1) {
	if (pcmcia_get_tuple_data(link, &tuple) != 0 ||
		pcmcia_parse_tuple(link, &tuple, &parse) != 0)
	    goto next_entry;
	/* For New Media T&J, look for a SCSI window */
	if (parse.cftable_entry.io.win[0].len >= 0x20)
	    link->io.BasePort1 = parse.cftable_entry.io.win[0].base;
	else if ((parse.cftable_entry.io.nwin > 1) &&
		 (parse.cftable_entry.io.win[1].len >= 0x20))
	    link->io.BasePort1 = parse.cftable_entry.io.win[1].base;
	if ((parse.cftable_entry.io.nwin > 0) &&
	    (link->io.BasePort1 < 0xffff)) {
	    link->conf.ConfigIndex = parse.cftable_entry.index;
	    i = pcmcia_request_io(link, &link->io);
	    if (i == CS_SUCCESS) break;
	}
    next_entry:
	CS_CHECK(GetNextTuple, pcmcia_get_next_tuple(link, &tuple));
    }
    
    CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq));
    CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf));
    
    /* Set configuration options for the aha152x driver */
    memset(&s, 0, sizeof(s));
    s.conf        = "PCMCIA setup";
    s.io_port     = link->io.BasePort1;
    s.irq         = link->irq.AssignedIRQ;
    s.scsiid      = host_id;
    s.reconnect   = reconnect;
    s.parity      = parity;
    s.synchronous = synchronous;
    s.delay       = reset_delay;
    if (ext_trans)
        s.ext_trans = ext_trans;

    host = aha152x_probe_one(&s);
    if (host == NULL) {
	printk(KERN_INFO "aha152x_cs: no SCSI devices found\n");
	goto cs_failed;
    }

    sprintf(info->node.dev_name, "scsi%d", host->host_no);
    link->dev_node = &info->node;
    info->host = host;

    return 0;

cs_failed:
    cs_error(link, last_fn, last_ret);
    aha152x_release_cs(link);
    return -ENODEV;
}

static void aha152x_release_cs(struct pcmcia_device *link)
{
	scsi_info_t *info = link->priv;

	aha152x_release(info->host);
	pcmcia_disable_device(link);
}

static int aha152x_resume(struct pcmcia_device *link)
{
	scsi_info_t *info = link->priv;

	aha152x_host_reset_host(info->host);

	return 0;
}

static struct pcmcia_device_id aha152x_ids[] = {
	PCMCIA_DEVICE_PROD_ID123("New Media", "SCSI", "Bus Toaster", 0xcdf7e4cc, 0x35f26476, 0xa8851d6e),
	PCMCIA_DEVICE_PROD_ID123("NOTEWORTHY", "SCSI", "Bus Toaster", 0xad89c6e8, 0x35f26476, 0xa8851d6e),
	PCMCIA_DEVICE_PROD_ID12("Adaptec, Inc.", "APA-1460 SCSI Host Adapter", 0x24ba9738, 0x3a3c3d20),
	PCMCIA_DEVICE_PROD_ID12("New Media Corporation", "Multimedia Sound/SCSI", 0x085a850b, 0x80a6535c),
	PCMCIA_DEVICE_PROD_ID12("NOTEWORTHY", "NWCOMB02 SCSI/AUDIO COMBO CARD", 0xad89c6e8, 0x5f9a615b),
	PCMCIA_DEVICE_NULL,
};
MODULE_DEVICE_TABLE(pcmcia, aha152x_ids);

static struct pcmcia_driver aha152x_cs_driver = {
	.owner		= THIS_MODULE,
	.drv		= {
		.name	= "aha152x_cs",
	},
	.probe		= aha152x_probe,
	.remove		= aha152x_detach,
	.id_table       = aha152x_ids,
	.resume		= aha152x_resume,
};

static int __init init_aha152x_cs(void)
{
	return pcmcia_register_driver(&aha152x_cs_driver);
}

static void __exit exit_aha152x_cs(void)
{
	pcmcia_unregister_driver(&aha152x_cs_driver);
	BUG_ON(dev_list != NULL);
}

module_init(init_aha152x_cs);
module_exit(exit_aha152x_cs);
Commit	Line	Data
1da177e4 LT	1	/*======================================================================
	2
	3	A driver for Adaptec AHA152X-compatible PCMCIA SCSI cards.
	4
	5	This driver supports the Adaptec AHA-1460, the New Media Bus
	6	Toaster, and the New Media Toast & Jam.
	7
	8	aha152x_cs.c 1.54 2000/06/12 21:27:25
	9
	10	The contents of this file are subject to the Mozilla Public
	11	License Version 1.1 (the "License"); you may not use this file
	12	except in compliance with the License. You may obtain a copy of
	13	the License at http://www.mozilla.org/MPL/
	14
	15	Software distributed under the License is distributed on an "AS
	16	IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
	17	implied. See the License for the specific language governing
	18	rights and limitations under the License.
	19
	20	The initial developer of the original code is David A. Hinds
	21	<dahinds@users.sourceforge.net>. Portions created by David A. Hinds
	22	are Copyright (C) 1999 David A. Hinds. All Rights Reserved.
	23
	24	Alternatively, the contents of this file may be used under the
	25	terms of the GNU General Public License version 2 (the "GPL"), in which
	26	case the provisions of the GPL are applicable instead of the
	27	above. If you wish to allow the use of your version of this file
	28	only under the terms of the GPL and not to allow others to use
	29	your version of this file under the MPL, indicate your decision
	30	by deleting the provisions above and replace them with the notice
	31	and other provisions required by the GPL. If you do not delete
	32	the provisions above, a recipient may use your version of this
	33	file under either the MPL or the GPL.
	34
	35	======================================================================*/
	36
	37	#include <linux/module.h>
	38	#include <linux/init.h>
	39	#include <linux/kernel.h>
	40	#include <linux/sched.h>
	41	#include <linux/slab.h>
	42	#include <linux/string.h>
	43	#include <linux/ioport.h>
	44	#include <scsi/scsi.h>
	45	#include <linux/major.h>
	46	#include <linux/blkdev.h>
	47	#include <scsi/scsi_ioctl.h>
	48
	49	#include "scsi.h"
	50	#include <scsi/scsi_host.h>
	51	#include "aha152x.h"
	52
1da177e4 LT	53	#include <pcmcia/cs_types.h>
	54	#include <pcmcia/cs.h>
	55	#include <pcmcia/cistpl.h>
	56	#include <pcmcia/ds.h>
	57
	58	#ifdef PCMCIA_DEBUG
	59	static int pc_debug = PCMCIA_DEBUG;
	60	module_param(pc_debug, int, 0644);
	61	#define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args)
	62	static char *version =
	63	"aha152x_cs.c 1.54 2000/06/12 21:27:25 (David Hinds)";
	64	#else
	65	#define DEBUG(n, args...)
	66	#endif
	67
	68	/====================================================================/
	69
	70	/* Parameters that can be set with 'insmod' */
	71
	72	/* SCSI bus setup options */
	73	static int host_id = 7;
	74	static int reconnect = 1;
	75	static int parity = 1;
	76	static int synchronous = 1;
	77	static int reset_delay = 100;
	78	static int ext_trans = 0;
	79
	80	module_param(host_id, int, 0);
	81	module_param(reconnect, int, 0);
	82	module_param(parity, int, 0);
	83	module_param(synchronous, int, 0);
	84	module_param(reset_delay, int, 0);
	85	module_param(ext_trans, int, 0);
	86
	87	MODULE_LICENSE("Dual MPL/GPL");
	88
	89	/====================================================================/
	90
	91	typedef struct scsi_info_t {
fd238232	92	struct pcmcia_device *p_dev;
1da177e4 LT	93	dev_node_t node;
	94	struct Scsi_Host *host;
	95	} scsi_info_t;
	96
fba395ee	97	static void aha152x_release_cs(struct pcmcia_device *link);
cc3b4866	98	static void aha152x_detach(struct pcmcia_device *p_dev);
15b99ac1	99	static int aha152x_config_cs(struct pcmcia_device *link);
1da177e4	100
fba395ee	101	static struct pcmcia_device *dev_list;
1da177e4	102
15b99ac1	103	static int aha152x_probe(struct pcmcia_device *link)
1da177e4 LT	104	{
1da177e4 LT	105	scsi_info_t *info;
fba395ee	106
1da177e4 LT	107	DEBUG(0, "aha152x_attach()\n");
	108
	109	/* Create new SCSI device */
	110	info = kmalloc(sizeof(*info), GFP_KERNEL);
f8cfa618	111	if (!info) return -ENOMEM;
1da177e4	112	memset(info, 0, sizeof(*info));
fba395ee	113	info->p_dev = link;
fd238232	114	link->priv = info;
1da177e4 LT	115
	116	link->io.NumPorts1 = 0x20;
	117	link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
	118	link->io.IOAddrLines = 10;
	119	link->irq.Attributes = IRQ_TYPE_EXCLUSIVE;
	120	link->irq.IRQInfo1 = IRQ_LEVEL_ID;
	121	link->conf.Attributes = CONF_ENABLE_IRQ;
1da177e4 LT	122	link->conf.IntType = INT_MEMORY_AND_IO;
	123	link->conf.Present = PRESENT_OPTION;
	124
15b99ac1	125	return aha152x_config_cs(link);
1da177e4 LT	126	} /* aha152x_attach */
	127
	128	/====================================================================/
	129
fba395ee	130	static void aha152x_detach(struct pcmcia_device *link)
1da177e4	131	{
1da177e4	132	DEBUG(0, "aha152x_detach(0x%p)\n", link);
1da177e4	133
e2d40963	134	aha152x_release_cs(link);
1da177e4	135
1da177e4	136	/* Unlink device structure, free bits */
1da177e4	137	kfree(link->priv);
1da177e4 LT	138	} /* aha152x_detach */
	139
	140	/====================================================================/
	141
	142	#define CS_CHECK(fn, ret) \
	143	do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
	144
15b99ac1	145	static int aha152x_config_cs(struct pcmcia_device *link)
1da177e4	146	{
1da177e4 LT	147	scsi_info_t *info = link->priv;
	148	struct aha152x_setup s;
	149	tuple_t tuple;
	150	cisparse_t parse;
	151	int i, last_ret, last_fn;
	152	u_char tuple_data[64];
	153	struct Scsi_Host *host;
	154
	155	DEBUG(0, "aha152x_config(0x%p)\n", link);
	156
	157	tuple.DesiredTuple = CISTPL_CONFIG;
	158	tuple.TupleData = tuple_data;
	159	tuple.TupleDataMax = 64;
	160	tuple.TupleOffset = 0;
fba395ee DB	161	CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple));
	162	CS_CHECK(GetTupleData, pcmcia_get_tuple_data(link, &tuple));
	163	CS_CHECK(ParseTuple, pcmcia_parse_tuple(link, &tuple, &parse));
1da177e4 LT	164	link->conf.ConfigBase = parse.config.base;
1da177e4 LT	165
1da177e4	166	tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
fba395ee	167	CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple));
1da177e4	168	while (1) {
fba395ee DB	169	if (pcmcia_get_tuple_data(link, &tuple) != 0 \|\|
fba395ee DB	170	pcmcia_parse_tuple(link, &tuple, &parse) != 0)
1da177e4 LT	171	goto next_entry;
	172	/* For New Media T&J, look for a SCSI window */
	173	if (parse.cftable_entry.io.win[0].len >= 0x20)
	174	link->io.BasePort1 = parse.cftable_entry.io.win[0].base;
	175	else if ((parse.cftable_entry.io.nwin > 1) &&
	176	(parse.cftable_entry.io.win[1].len >= 0x20))
	177	link->io.BasePort1 = parse.cftable_entry.io.win[1].base;
	178	if ((parse.cftable_entry.io.nwin > 0) &&
	179	(link->io.BasePort1 < 0xffff)) {
	180	link->conf.ConfigIndex = parse.cftable_entry.index;
fba395ee	181	i = pcmcia_request_io(link, &link->io);
1da177e4 LT	182	if (i == CS_SUCCESS) break;
	183	}
	184	next_entry:
fba395ee	185	CS_CHECK(GetNextTuple, pcmcia_get_next_tuple(link, &tuple));
1da177e4 LT	186	}
1da177e4 LT	187
fba395ee DB	188	CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq));
fba395ee DB	189	CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf));
1da177e4 LT	190
	191	/* Set configuration options for the aha152x driver */
	192	memset(&s, 0, sizeof(s));
	193	s.conf = "PCMCIA setup";
	194	s.io_port = link->io.BasePort1;
	195	s.irq = link->irq.AssignedIRQ;
	196	s.scsiid = host_id;
	197	s.reconnect = reconnect;
	198	s.parity = parity;
	199	s.synchronous = synchronous;
	200	s.delay = reset_delay;
	201	if (ext_trans)
	202	s.ext_trans = ext_trans;
	203
	204	host = aha152x_probe_one(&s);
	205	if (host == NULL) {
	206	printk(KERN_INFO "aha152x_cs: no SCSI devices found\n");
	207	goto cs_failed;
	208	}
	209
	210	sprintf(info->node.dev_name, "scsi%d", host->host_no);
fd238232	211	link->dev_node = &info->node;
1da177e4 LT	212	info->host = host;
1da177e4 LT	213
15b99ac1 DB	214	return 0;
15b99ac1 DB	215
1da177e4	216	cs_failed:
fba395ee	217	cs_error(link, last_fn, last_ret);
1da177e4	218	aha152x_release_cs(link);
15b99ac1	219	return -ENODEV;
1da177e4 LT	220	}
1da177e4 LT	221
fba395ee	222	static void aha152x_release_cs(struct pcmcia_device *link)
1da177e4 LT	223	{
	224	scsi_info_t *info = link->priv;
	225
	226	aha152x_release(info->host);
fba395ee	227	pcmcia_disable_device(link);
1da177e4 LT	228	}
1da177e4 LT	229
fba395ee	230	static int aha152x_resume(struct pcmcia_device *link)
98e4c28b	231	{
98e4c28b DB	232	scsi_info_t *info = link->priv;
98e4c28b DB	233
8661bb5b	234	aha152x_host_reset_host(info->host);
98e4c28b DB	235
	236	return 0;
	237	}
	238
2dc27daa DB	239	static struct pcmcia_device_id aha152x_ids[] = {
	240	PCMCIA_DEVICE_PROD_ID123("New Media", "SCSI", "Bus Toaster", 0xcdf7e4cc, 0x35f26476, 0xa8851d6e),
	241	PCMCIA_DEVICE_PROD_ID123("NOTEWORTHY", "SCSI", "Bus Toaster", 0xad89c6e8, 0x35f26476, 0xa8851d6e),
	242	PCMCIA_DEVICE_PROD_ID12("Adaptec, Inc.", "APA-1460 SCSI Host Adapter", 0x24ba9738, 0x3a3c3d20),
	243	PCMCIA_DEVICE_PROD_ID12("New Media Corporation", "Multimedia Sound/SCSI", 0x085a850b, 0x80a6535c),
	244	PCMCIA_DEVICE_PROD_ID12("NOTEWORTHY", "NWCOMB02 SCSI/AUDIO COMBO CARD", 0xad89c6e8, 0x5f9a615b),
	245	PCMCIA_DEVICE_NULL,
	246	};
	247	MODULE_DEVICE_TABLE(pcmcia, aha152x_ids);
	248
1da177e4 LT	249	static struct pcmcia_driver aha152x_cs_driver = {
	250	.owner = THIS_MODULE,
	251	.drv = {
	252	.name = "aha152x_cs",
	253	},
15b99ac1	254	.probe = aha152x_probe,
cc3b4866	255	.remove = aha152x_detach,
2dc27daa	256	.id_table = aha152x_ids,
98e4c28b	257	.resume = aha152x_resume,
1da177e4 LT	258	};
	259
	260	static int __init init_aha152x_cs(void)
	261	{
	262	return pcmcia_register_driver(&aha152x_cs_driver);
	263	}
	264
	265	static void __exit exit_aha152x_cs(void)
	266	{
	267	pcmcia_unregister_driver(&aha152x_cs_driver);
	268	BUG_ON(dev_list != NULL);
	269	}
	270
	271	module_init(init_aha152x_cs);
	272	module_exit(exit_aha152x_cs);