[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(dev_link_t *link);
static void aha152x_detach(struct pcmcia_device *p_dev);
static void aha152x_config_cs(dev_link_t *link);

static dev_link_t *dev_list;

static int aha152x_attach(struct pcmcia_device *p_dev)
{
    scsi_info_t *info;
    dev_link_t *link = dev_to_instance(p_dev);
    
    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 = p_dev;
    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;

    link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
    aha152x_config_cs(link);

    return 0;
} /* aha152x_attach */

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

static void aha152x_detach(struct pcmcia_device *p_dev)
{
    dev_link_t *link = dev_to_instance(p_dev);

    DEBUG(0, "aha152x_detach(0x%p)\n", link);

    if (link->state & DEV_CONFIG)
	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 void aha152x_config_cs(dev_link_t *link)
{
    client_handle_t handle = link->handle;
    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(handle, &tuple));
    CS_CHECK(GetTupleData, pcmcia_get_tuple_data(handle, &tuple));
    CS_CHECK(ParseTuple, pcmcia_parse_tuple(handle, &tuple, &parse));
    link->conf.ConfigBase = parse.config.base;

    /* Configure card */
    link->state |= DEV_CONFIG;

    tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
    CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple));
    while (1) {
	if (pcmcia_get_tuple_data(handle, &tuple) != 0 ||
		pcmcia_parse_tuple(handle, &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(handle, &link->io);
	    if (i == CS_SUCCESS) break;
	}
    next_entry:
	CS_CHECK(GetNextTuple, pcmcia_get_next_tuple(handle, &tuple));
    }
    
    CS_CHECK(RequestIRQ, pcmcia_request_irq(handle, &link->irq));
    CS_CHECK(RequestConfiguration, pcmcia_request_configuration(handle, &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;

    link->state &= ~DEV_CONFIG_PENDING;
    return;
    
cs_failed:
    cs_error(link->handle, last_fn, last_ret);
    aha152x_release_cs(link);
    return;
}

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

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

static int aha152x_resume(struct pcmcia_device *dev)
{
	dev_link_t *link = dev_to_instance(dev);
	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_attach,
	.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
	97	static void aha152x_release_cs(dev_link_t *link);
cc3b4866	98	static void aha152x_detach(struct pcmcia_device *p_dev);
f8cfa618	99	static void aha152x_config_cs(dev_link_t *link);
1da177e4 LT	100
1da177e4 LT	101	static dev_link_t *dev_list;
1da177e4	102
f8cfa618	103	static int aha152x_attach(struct pcmcia_device *p_dev)
1da177e4 LT	104	{
1da177e4 LT	105	scsi_info_t *info;
fd238232	106	dev_link_t *link = dev_to_instance(p_dev);
1da177e4 LT	107
	108	DEBUG(0, "aha152x_attach()\n");
	109
	110	/* Create new SCSI device */
	111	info = kmalloc(sizeof(*info), GFP_KERNEL);
f8cfa618	112	if (!info) return -ENOMEM;
1da177e4	113	memset(info, 0, sizeof(*info));
fd238232 DB	114	info->p_dev = p_dev;
fd238232 DB	115	link->priv = info;
1da177e4 LT	116
	117	link->io.NumPorts1 = 0x20;
	118	link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
	119	link->io.IOAddrLines = 10;
	120	link->irq.Attributes = IRQ_TYPE_EXCLUSIVE;
	121	link->irq.IRQInfo1 = IRQ_LEVEL_ID;
	122	link->conf.Attributes = CONF_ENABLE_IRQ;
1da177e4 LT	123	link->conf.IntType = INT_MEMORY_AND_IO;
	124	link->conf.Present = PRESENT_OPTION;
	125
f8cfa618 DB	126	link->state \|= DEV_PRESENT \| DEV_CONFIG_PENDING;
	127	aha152x_config_cs(link);
	128
	129	return 0;
1da177e4 LT	130	} /* aha152x_attach */
	131
	132	/====================================================================/
	133
cc3b4866	134	static void aha152x_detach(struct pcmcia_device *p_dev)
1da177e4	135	{
cc3b4866	136	dev_link_t *link = dev_to_instance(p_dev);
1da177e4 LT	137
1da177e4 LT	138	DEBUG(0, "aha152x_detach(0x%p)\n", link);
1da177e4 LT	139
	140	if (link->state & DEV_CONFIG)
	141	aha152x_release_cs(link);
	142
1da177e4	143	/* Unlink device structure, free bits */
1da177e4	144	kfree(link->priv);
1da177e4 LT	145	} /* aha152x_detach */
	146
	147	/====================================================================/
	148
	149	#define CS_CHECK(fn, ret) \
	150	do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
	151
	152	static void aha152x_config_cs(dev_link_t *link)
	153	{
	154	client_handle_t handle = link->handle;
	155	scsi_info_t *info = link->priv;
	156	struct aha152x_setup s;
	157	tuple_t tuple;
	158	cisparse_t parse;
	159	int i, last_ret, last_fn;
	160	u_char tuple_data[64];
	161	struct Scsi_Host *host;
	162
	163	DEBUG(0, "aha152x_config(0x%p)\n", link);
	164
	165	tuple.DesiredTuple = CISTPL_CONFIG;
	166	tuple.TupleData = tuple_data;
	167	tuple.TupleDataMax = 64;
	168	tuple.TupleOffset = 0;
	169	CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple));
	170	CS_CHECK(GetTupleData, pcmcia_get_tuple_data(handle, &tuple));
	171	CS_CHECK(ParseTuple, pcmcia_parse_tuple(handle, &tuple, &parse));
	172	link->conf.ConfigBase = parse.config.base;
	173
	174	/* Configure card */
	175	link->state \|= DEV_CONFIG;
	176
	177	tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
	178	CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple));
	179	while (1) {
	180	if (pcmcia_get_tuple_data(handle, &tuple) != 0 \|\|
	181	pcmcia_parse_tuple(handle, &tuple, &parse) != 0)
	182	goto next_entry;
	183	/* For New Media T&J, look for a SCSI window */
	184	if (parse.cftable_entry.io.win[0].len >= 0x20)
	185	link->io.BasePort1 = parse.cftable_entry.io.win[0].base;
	186	else if ((parse.cftable_entry.io.nwin > 1) &&
	187	(parse.cftable_entry.io.win[1].len >= 0x20))
	188	link->io.BasePort1 = parse.cftable_entry.io.win[1].base;
	189	if ((parse.cftable_entry.io.nwin > 0) &&
	190	(link->io.BasePort1 < 0xffff)) {
	191	link->conf.ConfigIndex = parse.cftable_entry.index;
	192	i = pcmcia_request_io(handle, &link->io);
	193	if (i == CS_SUCCESS) break;
	194	}
	195	next_entry:
	196	CS_CHECK(GetNextTuple, pcmcia_get_next_tuple(handle, &tuple));
	197	}
	198
	199	CS_CHECK(RequestIRQ, pcmcia_request_irq(handle, &link->irq));
	200	CS_CHECK(RequestConfiguration, pcmcia_request_configuration(handle, &link->conf));
	201
	202	/* Set configuration options for the aha152x driver */
	203	memset(&s, 0, sizeof(s));
	204	s.conf = "PCMCIA setup";
	205	s.io_port = link->io.BasePort1;
	206	s.irq = link->irq.AssignedIRQ;
	207	s.scsiid = host_id;
	208	s.reconnect = reconnect;
209	s.parity = parity;
210	s.synchronous = synchronous;
211	s.delay = reset_delay;
212	if (ext_trans)
213	s.ext_trans = ext_trans;
214
215	host = aha152x_probe_one(&s);
216	if (host == NULL) {
217	printk(KERN_INFO "aha152x_cs: no SCSI devices found\n");
218	goto cs_failed;
219	}
220
221	sprintf(info->node.dev_name, "scsi%d", host->host_no);
fd238232	222	link->dev_node = &info->node;
1da177e4 LT	223	info->host = host;
	224
	225	link->state &= ~DEV_CONFIG_PENDING;
	226	return;
	227
	228	cs_failed:
	229	cs_error(link->handle, last_fn, last_ret);
	230	aha152x_release_cs(link);
	231	return;
	232	}
	233
	234	static void aha152x_release_cs(dev_link_t *link)
	235	{
	236	scsi_info_t *info = link->priv;
	237
	238	aha152x_release(info->host);
5f2a71fc	239	pcmcia_disable_device(link->handle);
1da177e4 LT	240	}
1da177e4 LT	241
98e4c28b DB	242	static int aha152x_resume(struct pcmcia_device *dev)
	243	{
	244	dev_link_t *link = dev_to_instance(dev);
	245	scsi_info_t *info = link->priv;
	246
8661bb5b	247	aha152x_host_reset_host(info->host);
98e4c28b DB	248
	249	return 0;
	250	}
	251
2dc27daa DB	252	static struct pcmcia_device_id aha152x_ids[] = {
	253	PCMCIA_DEVICE_PROD_ID123("New Media", "SCSI", "Bus Toaster", 0xcdf7e4cc, 0x35f26476, 0xa8851d6e),
	254	PCMCIA_DEVICE_PROD_ID123("NOTEWORTHY", "SCSI", "Bus Toaster", 0xad89c6e8, 0x35f26476, 0xa8851d6e),
	255	PCMCIA_DEVICE_PROD_ID12("Adaptec, Inc.", "APA-1460 SCSI Host Adapter", 0x24ba9738, 0x3a3c3d20),
	256	PCMCIA_DEVICE_PROD_ID12("New Media Corporation", "Multimedia Sound/SCSI", 0x085a850b, 0x80a6535c),
	257	PCMCIA_DEVICE_PROD_ID12("NOTEWORTHY", "NWCOMB02 SCSI/AUDIO COMBO CARD", 0xad89c6e8, 0x5f9a615b),
	258	PCMCIA_DEVICE_NULL,
	259	};
	260	MODULE_DEVICE_TABLE(pcmcia, aha152x_ids);
	261
1da177e4 LT	262	static struct pcmcia_driver aha152x_cs_driver = {
	263	.owner = THIS_MODULE,
	264	.drv = {
	265	.name = "aha152x_cs",
	266	},
f8cfa618	267	.probe = aha152x_attach,
cc3b4866	268	.remove = aha152x_detach,
2dc27daa	269	.id_table = aha152x_ids,
98e4c28b	270	.resume = aha152x_resume,
1da177e4 LT	271	};
	272
	273	static int __init init_aha152x_cs(void)
	274	{
	275	return pcmcia_register_driver(&aha152x_cs_driver);
	276	}
	277
	278	static void __exit exit_aha152x_cs(void)
	279	{
	280	pcmcia_unregister_driver(&aha152x_cs_driver);
	281	BUG_ON(dev_list != NULL);
	282	}
	283
	284	module_init(init_aha152x_cs);
	285	module_exit(exit_aha152x_cs);
	286