[linux.git] / drivers / ide / legacy / ide-cs.c

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

    A driver for PCMCIA IDE/ATA disk cards

    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
    <[email protected]>.  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/kernel.h>
#include <linux/init.h>
#include <linux/ptrace.h>
#include <linux/slab.h>
#include <linux/string.h>
#include <linux/timer.h>
#include <linux/ioport.h>
#include <linux/ide.h>
#include <linux/hdreg.h>
#include <linux/major.h>
#include <linux/delay.h>
#include <asm/io.h>
#include <asm/system.h>

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

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

/* Module parameters */

MODULE_AUTHOR("David Hinds <[email protected]>");
MODULE_DESCRIPTION("PCMCIA ATA/IDE card driver");
MODULE_LICENSE("Dual MPL/GPL");

#define INT_MODULE_PARM(n, v) static int n = v; module_param(n, int, 0)

#ifdef PCMCIA_DEBUG
INT_MODULE_PARM(pc_debug, PCMCIA_DEBUG);
#define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args)
static char *version =
"ide-cs.c 1.3 2002/10/26 05:45:31 (David Hinds)";
#else
#define DEBUG(n, args...)
#endif

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

static const char ide_major[] = {
    IDE0_MAJOR, IDE1_MAJOR, IDE2_MAJOR, IDE3_MAJOR,
    IDE4_MAJOR, IDE5_MAJOR
};

typedef struct ide_info_t {
	struct pcmcia_device	*p_dev;
    int		ndev;
    dev_node_t	node;
    int		hd;
} ide_info_t;

static void ide_release(struct pcmcia_device *);
static int ide_config(struct pcmcia_device *);

static void ide_detach(struct pcmcia_device *p_dev);


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

    ide_attach() creates an "instance" of the driver, allocating
    local data structures for one device.  The device is registered
    with Card Services.

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

static int ide_probe(struct pcmcia_device *link)
{
    ide_info_t *info;

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

    /* Create new ide device */
    info = kzalloc(sizeof(*info), GFP_KERNEL);
    if (!info)
	return -ENOMEM;

    info->p_dev = link;
    link->priv = info;

    link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
    link->io.Attributes2 = IO_DATA_PATH_WIDTH_8;
    link->io.IOAddrLines = 3;
    link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING;
    link->irq.IRQInfo1 = IRQ_LEVEL_ID;
    link->conf.Attributes = CONF_ENABLE_IRQ;
    link->conf.IntType = INT_MEMORY_AND_IO;

    return ide_config(link);
} /* ide_attach */

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

    This deletes a driver "instance".  The device is de-registered
    with Card Services.  If it has been released, all local data
    structures are freed.  Otherwise, the structures will be freed
    when the device is released.

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

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

    ide_release(link);

    kfree(link->priv);
} /* ide_detach */

static int idecs_register(unsigned long io, unsigned long ctl, unsigned long irq, struct pcmcia_device *handle)
{
    ide_hwif_t *hwif;
    hw_regs_t hw;
    int i;
    u8 idx[4] = { 0xff, 0xff, 0xff, 0xff };

    memset(&hw, 0, sizeof(hw));
    ide_init_hwif_ports(&hw, io, ctl, NULL);
    hw.irq = irq;
    hw.chipset = ide_pci;
    hw.dev = &handle->dev;

    hwif = ide_deprecated_find_port(hw.io_ports[IDE_DATA_OFFSET]);
    if (hwif == NULL)
	return -1;

    i = hwif->index;

    if (hwif->present)
	ide_unregister(i, 0, 0);
    else if (!hwif->hold)
	ide_init_port_data(hwif, i);

    ide_init_port_hw(hwif, &hw);
    hwif->quirkproc = &ide_undecoded_slave;

    idx[0] = i;

    ide_device_add(idx, NULL);

    return hwif->present ? i : -1;
}

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

    ide_config() is scheduled to run after a CARD_INSERTION event
    is received, to configure the PCMCIA socket, and to make the
    ide device available to the system.

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

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

static int ide_config(struct pcmcia_device *link)
{
    ide_info_t *info = link->priv;
    tuple_t tuple;
    struct {
	u_short		buf[128];
	cisparse_t	parse;
	config_info_t	conf;
	cistpl_cftable_entry_t dflt;
    } *stk = NULL;
    cistpl_cftable_entry_t *cfg;
    int i, pass, last_ret = 0, last_fn = 0, hd, is_kme = 0;
    unsigned long io_base, ctl_base;

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

    stk = kzalloc(sizeof(*stk), GFP_KERNEL);
    if (!stk) goto err_mem;
    cfg = &stk->parse.cftable_entry;

    tuple.TupleData = (cisdata_t *)&stk->buf;
    tuple.TupleOffset = 0;
    tuple.TupleDataMax = 255;
    tuple.Attributes = 0;

    is_kme = ((link->manf_id == MANFID_KME) &&
	      ((link->card_id == PRODID_KME_KXLC005_A) ||
	       (link->card_id == PRODID_KME_KXLC005_B)));

    /* Not sure if this is right... look up the current Vcc */
    CS_CHECK(GetConfigurationInfo, pcmcia_get_configuration_info(link, &stk->conf));

    pass = io_base = ctl_base = 0;
    tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
    tuple.Attributes = 0;
    CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple));
    while (1) {
    	if (pcmcia_get_tuple_data(link, &tuple) != 0) goto next_entry;
	if (pcmcia_parse_tuple(link, &tuple, &stk->parse) != 0) goto next_entry;

	/* Check for matching Vcc, unless we're desperate */
	if (!pass) {
	    if (cfg->vcc.present & (1 << CISTPL_POWER_VNOM)) {
		if (stk->conf.Vcc != cfg->vcc.param[CISTPL_POWER_VNOM] / 10000)
		    goto next_entry;
	    } else if (stk->dflt.vcc.present & (1 << CISTPL_POWER_VNOM)) {
		if (stk->conf.Vcc != stk->dflt.vcc.param[CISTPL_POWER_VNOM] / 10000)
		    goto next_entry;
	    }
	}

	if (cfg->vpp1.present & (1 << CISTPL_POWER_VNOM))
	    link->conf.Vpp =
		cfg->vpp1.param[CISTPL_POWER_VNOM] / 10000;
	else if (stk->dflt.vpp1.present & (1 << CISTPL_POWER_VNOM))
	    link->conf.Vpp =
		stk->dflt.vpp1.param[CISTPL_POWER_VNOM] / 10000;

	if ((cfg->io.nwin > 0) || (stk->dflt.io.nwin > 0)) {
	    cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &stk->dflt.io;
	    link->conf.ConfigIndex = cfg->index;
	    link->io.BasePort1 = io->win[0].base;
	    link->io.IOAddrLines = io->flags & CISTPL_IO_LINES_MASK;
	    if (!(io->flags & CISTPL_IO_16BIT))
		link->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
	    if (io->nwin == 2) {
		link->io.NumPorts1 = 8;
		link->io.BasePort2 = io->win[1].base;
		link->io.NumPorts2 = (is_kme) ? 2 : 1;
		if (pcmcia_request_io(link, &link->io) != 0)
			goto next_entry;
		io_base = link->io.BasePort1;
		ctl_base = link->io.BasePort2;
	    } else if ((io->nwin == 1) && (io->win[0].len >= 16)) {
		link->io.NumPorts1 = io->win[0].len;
		link->io.NumPorts2 = 0;
		if (pcmcia_request_io(link, &link->io) != 0)
			goto next_entry;
		io_base = link->io.BasePort1;
		ctl_base = link->io.BasePort1 + 0x0e;
	    } else goto next_entry;
	    /* If we've got this far, we're done */
	    break;
	}

    next_entry:
	if (cfg->flags & CISTPL_CFTABLE_DEFAULT)
	    memcpy(&stk->dflt, cfg, sizeof(stk->dflt));
	if (pass) {
	    CS_CHECK(GetNextTuple, pcmcia_get_next_tuple(link, &tuple));
	} else if (pcmcia_get_next_tuple(link, &tuple) != 0) {
	    CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple));
	    memset(&stk->dflt, 0, sizeof(stk->dflt));
	    pass++;
	}
    }

    CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq));
    CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf));

    /* disable drive interrupts during IDE probe */
    outb(0x02, ctl_base);

    /* special setup for KXLC005 card */
    if (is_kme)
	outb(0x81, ctl_base+1);

    /* retry registration in case device is still spinning up */
    for (hd = -1, i = 0; i < 10; i++) {
	hd = idecs_register(io_base, ctl_base, link->irq.AssignedIRQ, link);
	if (hd >= 0) break;
	if (link->io.NumPorts1 == 0x20) {
	    outb(0x02, ctl_base + 0x10);
	    hd = idecs_register(io_base + 0x10, ctl_base + 0x10,
				link->irq.AssignedIRQ, link);
	    if (hd >= 0) {
		io_base += 0x10;
		ctl_base += 0x10;
		break;
	    }
	}
	msleep(100);
    }

    if (hd < 0) {
	printk(KERN_NOTICE "ide-cs: ide_register() at 0x%3lx & 0x%3lx"
	       ", irq %u failed\n", io_base, ctl_base,
	       link->irq.AssignedIRQ);
	goto failed;
    }

    info->ndev = 1;
    sprintf(info->node.dev_name, "hd%c", 'a' + (hd * 2));
    info->node.major = ide_major[hd];
    info->node.minor = 0;
    info->hd = hd;
    link->dev_node = &info->node;
    printk(KERN_INFO "ide-cs: %s: Vpp = %d.%d\n",
	   info->node.dev_name, link->conf.Vpp / 10, link->conf.Vpp % 10);

    kfree(stk);
    return 0;

err_mem:
    printk(KERN_NOTICE "ide-cs: ide_config failed memory allocation\n");
    goto failed;

cs_failed:
    cs_error(link, last_fn, last_ret);
failed:
    kfree(stk);
    ide_release(link);
    return -ENODEV;
} /* ide_config */

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

    After a card is removed, ide_release() will unregister the net
    device, and release the PCMCIA configuration.  If the device is
    still open, this will be postponed until it is closed.

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

void ide_release(struct pcmcia_device *link)
{
    ide_info_t *info = link->priv;

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

    if (info->ndev) {
	/* FIXME: if this fails we need to queue the cleanup somehow
	   -- need to investigate the required PCMCIA magic */
	ide_unregister(info->hd, 0, 0);
    }
    info->ndev = 0;

    pcmcia_disable_device(link);
} /* ide_release */


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

    The card status event handler.  Mostly, this schedules other
    stuff to run after an event is received.  A CARD_REMOVAL event
    also sets some flags to discourage the ide drivers from
    talking to the ports.

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

static struct pcmcia_device_id ide_ids[] = {
	PCMCIA_DEVICE_FUNC_ID(4),
	PCMCIA_DEVICE_MANF_CARD(0x0000, 0x0000),	/* Corsair */
	PCMCIA_DEVICE_MANF_CARD(0x0007, 0x0000),	/* Hitachi */
	PCMCIA_DEVICE_MANF_CARD(0x000a, 0x0000),	/* I-O Data CFA */
	PCMCIA_DEVICE_MANF_CARD(0x001c, 0x0001),	/* Mitsubishi CFA */
	PCMCIA_DEVICE_MANF_CARD(0x0032, 0x0704),
	PCMCIA_DEVICE_MANF_CARD(0x0045, 0x0401),	/* SanDisk CFA */
	PCMCIA_DEVICE_MANF_CARD(0x0098, 0x0000),	/* Toshiba */
	PCMCIA_DEVICE_MANF_CARD(0x00a4, 0x002d),
	PCMCIA_DEVICE_MANF_CARD(0x00ce, 0x0000),	/* Samsung */
	PCMCIA_DEVICE_MANF_CARD(0x0319, 0x0000),	/* Hitachi */
	PCMCIA_DEVICE_MANF_CARD(0x2080, 0x0001),
	PCMCIA_DEVICE_MANF_CARD(0x4e01, 0x0100),	/* Viking CFA */
	PCMCIA_DEVICE_MANF_CARD(0x4e01, 0x0200),	/* Lexar, Viking CFA */
	PCMCIA_DEVICE_PROD_ID123("Caravelle", "PSC-IDE ", "PSC000", 0x8c36137c, 0xd0693ab8, 0x2768a9f0),
	PCMCIA_DEVICE_PROD_ID123("CDROM", "IDE", "MCD-601p", 0x1b9179ca, 0xede88951, 0x0d902f74),
	PCMCIA_DEVICE_PROD_ID123("PCMCIA", "IDE CARD", "F1", 0x281f1c5d, 0x1907960c, 0xf7fde8b9),
	PCMCIA_DEVICE_PROD_ID12("ARGOSY", "CD-ROM", 0x78f308dc, 0x66536591),
	PCMCIA_DEVICE_PROD_ID12("ARGOSY", "PnPIDE", 0x78f308dc, 0x0c694728),
	PCMCIA_DEVICE_PROD_ID12("CNF CD-M", "CD-ROM", 0x7d93b852, 0x66536591),
	PCMCIA_DEVICE_PROD_ID12("Creative Technology Ltd.", "PCMCIA CD-ROM Interface Card", 0xff8c8a45, 0xfe8020c4),
	PCMCIA_DEVICE_PROD_ID12("Digital Equipment Corporation.", "Digital Mobile Media CD-ROM", 0x17692a66, 0xef1dcbde),
	PCMCIA_DEVICE_PROD_ID12("EXP", "CD+GAME", 0x6f58c983, 0x63c13aaf),
	PCMCIA_DEVICE_PROD_ID12("EXP   ", "CD-ROM", 0x0a5c52fd, 0x66536591),
	PCMCIA_DEVICE_PROD_ID12("EXP   ", "PnPIDE", 0x0a5c52fd, 0x0c694728),
	PCMCIA_DEVICE_PROD_ID12("FREECOM", "PCCARD-IDE", 0x5714cbf7, 0x48e0ab8e),
	PCMCIA_DEVICE_PROD_ID12("HITACHI", "FLASH", 0xf4f43949, 0x9eb86aae),
	PCMCIA_DEVICE_PROD_ID12("HITACHI", "microdrive", 0xf4f43949, 0xa6d76178),
	PCMCIA_DEVICE_PROD_ID12("Hyperstone", "Model1", 0x3d5b9ef5, 0xca6ab420),
	PCMCIA_DEVICE_PROD_ID12("IBM", "microdrive", 0xb569a6e5, 0xa6d76178),
	PCMCIA_DEVICE_PROD_ID12("IBM", "IBM17JSSFP20", 0xb569a6e5, 0xf2508753),
	PCMCIA_DEVICE_PROD_ID12("KINGSTON", "CF8GB", 0x2e6d1829, 0xacbe682e),
	PCMCIA_DEVICE_PROD_ID12("IO DATA", "CBIDE2      ", 0x547e66dc, 0x8671043b),
	PCMCIA_DEVICE_PROD_ID12("IO DATA", "PCIDE", 0x547e66dc, 0x5c5ab149),
	PCMCIA_DEVICE_PROD_ID12("IO DATA", "PCIDEII", 0x547e66dc, 0xb3662674),
	PCMCIA_DEVICE_PROD_ID12("LOOKMEET", "CBIDE2      ", 0xe37be2b5, 0x8671043b),
	PCMCIA_DEVICE_PROD_ID12("M-Systems", "CF500", 0x7ed2ad87, 0x7a13045c),
	PCMCIA_DEVICE_PROD_ID2("NinjaATA-", 0xebe0bd79),
	PCMCIA_DEVICE_PROD_ID12("PCMCIA", "CD-ROM", 0x281f1c5d, 0x66536591),
	PCMCIA_DEVICE_PROD_ID12("PCMCIA", "PnPIDE", 0x281f1c5d, 0x0c694728),
	PCMCIA_DEVICE_PROD_ID12("SHUTTLE TECHNOLOGY LTD.", "PCCARD-IDE/ATAPI Adapter", 0x4a3f0ba0, 0x322560e1),
	PCMCIA_DEVICE_PROD_ID12("SEAGATE", "ST1", 0x87c1b330, 0xe1f30883),
	PCMCIA_DEVICE_PROD_ID12("SAMSUNG", "04/05/06", 0x43d74cb4, 0x6a22777d),
	PCMCIA_DEVICE_PROD_ID12("SMI VENDOR", "SMI PRODUCT", 0x30896c92, 0x703cc5f6),
	PCMCIA_DEVICE_PROD_ID12("TOSHIBA", "MK2001MPL", 0xb4585a1a, 0x3489e003),
	PCMCIA_DEVICE_PROD_ID1("TRANSCEND    512M   ", 0xd0909443),
	PCMCIA_DEVICE_PROD_ID12("TRANSCEND", "TS1GCF80", 0x709b1bf1, 0x2a54d4b1),
	PCMCIA_DEVICE_PROD_ID12("TRANSCEND", "TS2GCF120", 0x709b1bf1, 0x969aa4f2),
	PCMCIA_DEVICE_PROD_ID12("TRANSCEND", "TS4GCF120", 0x709b1bf1, 0xf54a91c8),
	PCMCIA_DEVICE_PROD_ID12("WIT", "IDE16", 0x244e5994, 0x3e232852),
	PCMCIA_DEVICE_PROD_ID12("WEIDA", "TWTTI", 0xcc7cf69c, 0x212bb918),
	PCMCIA_DEVICE_PROD_ID1("STI Flash", 0xe4a13209),
	PCMCIA_DEVICE_PROD_ID12("STI", "Flash 5.0", 0xbf2df18d, 0x8cb57a0e),
	PCMCIA_MFC_DEVICE_PROD_ID12(1, "SanDisk", "ConnectPlus", 0x7a954bd9, 0x74be00c6),
	PCMCIA_DEVICE_NULL,
};
MODULE_DEVICE_TABLE(pcmcia, ide_ids);

static struct pcmcia_driver ide_cs_driver = {
	.owner		= THIS_MODULE,
	.drv		= {
		.name	= "ide-cs",
	},
	.probe		= ide_probe,
	.remove		= ide_detach,
	.id_table       = ide_ids,
};

static int __init init_ide_cs(void)
{
	return pcmcia_register_driver(&ide_cs_driver);
}

static void __exit exit_ide_cs(void)
{
	pcmcia_unregister_driver(&ide_cs_driver);
}

late_initcall(init_ide_cs);
module_exit(exit_ide_cs);
Commit	Line	Data
1da177e4 LT	1	/*======================================================================
	2
	3	A driver for PCMCIA IDE/ATA disk cards
	4
1da177e4 LT	5	The contents of this file are subject to the Mozilla Public
	6	License Version 1.1 (the "License"); you may not use this file
	7	except in compliance with the License. You may obtain a copy of
	8	the License at http://www.mozilla.org/MPL/
	9
	10	Software distributed under the License is distributed on an "AS
	11	IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
	12	implied. See the License for the specific language governing
	13	rights and limitations under the License.
	14
	15	The initial developer of the original code is David A. Hinds
	16	<[email protected]>. Portions created by David A. Hinds
	17	are Copyright (C) 1999 David A. Hinds. All Rights Reserved.
	18
	19	Alternatively, the contents of this file may be used under the
	20	terms of the GNU General Public License version 2 (the "GPL"), in
	21	which case the provisions of the GPL are applicable instead of the
	22	above. If you wish to allow the use of your version of this file
	23	only under the terms of the GPL and not to allow others to use
	24	your version of this file under the MPL, indicate your decision
	25	by deleting the provisions above and replace them with the notice
	26	and other provisions required by the GPL. If you do not delete
	27	the provisions above, a recipient may use your version of this
	28	file under either the MPL or the GPL.
7b1dec59	29
1da177e4 LT	30	======================================================================*/
	31
	32	#include <linux/module.h>
	33	#include <linux/kernel.h>
	34	#include <linux/init.h>
1da177e4 LT	35	#include <linux/ptrace.h>
	36	#include <linux/slab.h>
	37	#include <linux/string.h>
	38	#include <linux/timer.h>
	39	#include <linux/ioport.h>
	40	#include <linux/ide.h>
	41	#include <linux/hdreg.h>
	42	#include <linux/major.h>
2aad5f03	43	#include <linux/delay.h>
1da177e4 LT	44	#include <asm/io.h>
	45	#include <asm/system.h>
	46
1da177e4 LT	47	#include <pcmcia/cs_types.h>
	48	#include <pcmcia/cs.h>
	49	#include <pcmcia/cistpl.h>
	50	#include <pcmcia/ds.h>
	51	#include <pcmcia/cisreg.h>
	52	#include <pcmcia/ciscode.h>
	53
	54	/====================================================================/
	55
	56	/* Module parameters */
	57
	58	MODULE_AUTHOR("David Hinds <[email protected]>");
	59	MODULE_DESCRIPTION("PCMCIA ATA/IDE card driver");
	60	MODULE_LICENSE("Dual MPL/GPL");
	61
	62	#define INT_MODULE_PARM(n, v) static int n = v; module_param(n, int, 0)
	63
	64	#ifdef PCMCIA_DEBUG
	65	INT_MODULE_PARM(pc_debug, PCMCIA_DEBUG);
	66	#define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args)
	67	static char *version =
	68	"ide-cs.c 1.3 2002/10/26 05:45:31 (David Hinds)";
	69	#else
	70	#define DEBUG(n, args...)
	71	#endif
	72
	73	/====================================================================/
	74
	75	static const char ide_major[] = {
	76	IDE0_MAJOR, IDE1_MAJOR, IDE2_MAJOR, IDE3_MAJOR,
	77	IDE4_MAJOR, IDE5_MAJOR
	78	};
	79
	80	typedef struct ide_info_t {
fd238232	81	struct pcmcia_device *p_dev;
1da177e4 LT	82	int ndev;
	83	dev_node_t node;
	84	int hd;
	85	} ide_info_t;
	86
fba395ee	87	static void ide_release(struct pcmcia_device *);
15b99ac1	88	static int ide_config(struct pcmcia_device *);
1da177e4	89
cc3b4866	90	static void ide_detach(struct pcmcia_device *p_dev);
1da177e4	91
b4635811 DB	92
b4635811 DB	93
1da177e4 LT	94
	95	/*======================================================================
	96
	97	ide_attach() creates an "instance" of the driver, allocating
	98	local data structures for one device. The device is registered
	99	with Card Services.
	100
	101	======================================================================*/
	102
15b99ac1	103	static int ide_probe(struct pcmcia_device *link)
1da177e4 LT	104	{
1da177e4 LT	105	ide_info_t *info;
f8cfa618	106
1da177e4 LT	107	DEBUG(0, "ide_attach()\n");
	108
	109	/* Create new ide device */
f5e3c2fa	110	info = kzalloc(sizeof(*info), GFP_KERNEL);
f8cfa618 DB	111	if (!info)
f8cfa618 DB	112	return -ENOMEM;
fd238232	113
fba395ee	114	info->p_dev = link;
fd238232	115	link->priv = info;
1da177e4 LT	116
	117	link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
	118	link->io.Attributes2 = IO_DATA_PATH_WIDTH_8;
	119	link->io.IOAddrLines = 3;
53a04c6f	120	link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING;
1da177e4 LT	121	link->irq.IRQInfo1 = IRQ_LEVEL_ID;
1da177e4 LT	122	link->conf.Attributes = CONF_ENABLE_IRQ;
1da177e4	123	link->conf.IntType = INT_MEMORY_AND_IO;
f8cfa618	124
15b99ac1	125	return ide_config(link);
1da177e4 LT	126	} /* ide_attach */
	127
	128	/*======================================================================
	129
	130	This deletes a driver "instance". The device is de-registered
	131	with Card Services. If it has been released, all local data
	132	structures are freed. Otherwise, the structures will be freed
	133	when the device is released.
	134
	135	======================================================================*/
	136
fba395ee	137	static void ide_detach(struct pcmcia_device *link)
1da177e4	138	{
1da177e4	139	DEBUG(0, "ide_detach(0x%p)\n", link);
1da177e4	140
e2d40963	141	ide_release(link);
b4635811	142
1da177e4	143	kfree(link->priv);
1da177e4 LT	144	} /* ide_detach */
1da177e4 LT	145
2f1b9250	146	static int idecs_register(unsigned long io, unsigned long ctl, unsigned long irq, struct pcmcia_device *handle)
1da177e4	147	{
9e016a71	148	ide_hwif_t *hwif;
1da177e4	149	hw_regs_t hw;
9e016a71 BZ	150	int i;
	151	u8 idx[4] = { 0xff, 0xff, 0xff, 0xff };
	152
1da177e4 LT	153	memset(&hw, 0, sizeof(hw));
	154	ide_init_hwif_ports(&hw, io, ctl, NULL);
	155	hw.irq = irq;
	156	hw.chipset = ide_pci;
4349d5cd	157	hw.dev = &handle->dev;
9e016a71 BZ	158
	159	hwif = ide_deprecated_find_port(hw.io_ports[IDE_DATA_OFFSET]);
	160	if (hwif == NULL)
	161	return -1;
	162
	163	i = hwif->index;
	164
	165	if (hwif->present)
909f4369	166	ide_unregister(i, 0, 0);
9e016a71 BZ	167	else if (!hwif->hold)
	168	ide_init_port_data(hwif, i);
	169
	170	ide_init_port_hw(hwif, &hw);
	171	hwif->quirkproc = &ide_undecoded_slave;
	172
	173	idx[0] = i;
	174
	175	ide_device_add(idx, NULL);
	176
	177	return hwif->present ? i : -1;
1da177e4 LT	178	}
	179
	180	/*======================================================================
	181
	182	ide_config() is scheduled to run after a CARD_INSERTION event
	183	is received, to configure the PCMCIA socket, and to make the
	184	ide device available to the system.
	185
	186	======================================================================*/
	187
	188	#define CS_CHECK(fn, ret) \
	189	do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
	190
15b99ac1	191	static int ide_config(struct pcmcia_device *link)
1da177e4	192	{
1da177e4 LT	193	ide_info_t *info = link->priv;
	194	tuple_t tuple;
	195	struct {
	196	u_short buf[128];
	197	cisparse_t parse;
	198	config_info_t conf;
	199	cistpl_cftable_entry_t dflt;
	200	} *stk = NULL;
	201	cistpl_cftable_entry_t *cfg;
	202	int i, pass, last_ret = 0, last_fn = 0, hd, is_kme = 0;
2f1b9250	203	unsigned long io_base, ctl_base;
1da177e4 LT	204
	205	DEBUG(0, "ide_config(0x%p)\n", link);
	206
f5e3c2fa	207	stk = kzalloc(sizeof(*stk), GFP_KERNEL);
1da177e4	208	if (!stk) goto err_mem;
1da177e4 LT	209	cfg = &stk->parse.cftable_entry;
	210
	211	tuple.TupleData = (cisdata_t *)&stk->buf;
	212	tuple.TupleOffset = 0;
	213	tuple.TupleDataMax = 255;
	214	tuple.Attributes = 0;
1da177e4	215
efd50585 DB	216	is_kme = ((link->manf_id == MANFID_KME) &&
	217	((link->card_id == PRODID_KME_KXLC005_A) \|\|
	218	(link->card_id == PRODID_KME_KXLC005_B)));
1da177e4	219
1da177e4	220	/* Not sure if this is right... look up the current Vcc */
fba395ee	221	CS_CHECK(GetConfigurationInfo, pcmcia_get_configuration_info(link, &stk->conf));
1da177e4	222
2f1b9250	223	pass = io_base = ctl_base = 0;
1da177e4 LT	224	tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
1da177e4 LT	225	tuple.Attributes = 0;
fba395ee	226	CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple));
1da177e4	227	while (1) {
fba395ee DB	228	if (pcmcia_get_tuple_data(link, &tuple) != 0) goto next_entry;
fba395ee DB	229	if (pcmcia_parse_tuple(link, &tuple, &stk->parse) != 0) goto next_entry;
1da177e4 LT	230
	231	/* Check for matching Vcc, unless we're desperate */
	232	if (!pass) {
	233	if (cfg->vcc.present & (1 << CISTPL_POWER_VNOM)) {
	234	if (stk->conf.Vcc != cfg->vcc.param[CISTPL_POWER_VNOM] / 10000)
	235	goto next_entry;
	236	} else if (stk->dflt.vcc.present & (1 << CISTPL_POWER_VNOM)) {
	237	if (stk->conf.Vcc != stk->dflt.vcc.param[CISTPL_POWER_VNOM] / 10000)
	238	goto next_entry;
	239	}
	240	}
	241
	242	if (cfg->vpp1.present & (1 << CISTPL_POWER_VNOM))
70294b46	243	link->conf.Vpp =
1da177e4 LT	244	cfg->vpp1.param[CISTPL_POWER_VNOM] / 10000;
1da177e4 LT	245	else if (stk->dflt.vpp1.present & (1 << CISTPL_POWER_VNOM))
70294b46	246	link->conf.Vpp =
1da177e4 LT	247	stk->dflt.vpp1.param[CISTPL_POWER_VNOM] / 10000;
	248
	249	if ((cfg->io.nwin > 0) \|\| (stk->dflt.io.nwin > 0)) {
	250	cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &stk->dflt.io;
	251	link->conf.ConfigIndex = cfg->index;
	252	link->io.BasePort1 = io->win[0].base;
	253	link->io.IOAddrLines = io->flags & CISTPL_IO_LINES_MASK;
	254	if (!(io->flags & CISTPL_IO_16BIT))
	255	link->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
	256	if (io->nwin == 2) {
	257	link->io.NumPorts1 = 8;
	258	link->io.BasePort2 = io->win[1].base;
	259	link->io.NumPorts2 = (is_kme) ? 2 : 1;
fba395ee	260	if (pcmcia_request_io(link, &link->io) != 0)
1da177e4 LT	261	goto next_entry;
	262	io_base = link->io.BasePort1;
	263	ctl_base = link->io.BasePort2;
	264	} else if ((io->nwin == 1) && (io->win[0].len >= 16)) {
	265	link->io.NumPorts1 = io->win[0].len;
	266	link->io.NumPorts2 = 0;
fba395ee	267	if (pcmcia_request_io(link, &link->io) != 0)
1da177e4 LT	268	goto next_entry;
	269	io_base = link->io.BasePort1;
	270	ctl_base = link->io.BasePort1 + 0x0e;
	271	} else goto next_entry;
	272	/* If we've got this far, we're done */
	273	break;
	274	}
	275
	276	next_entry:
	277	if (cfg->flags & CISTPL_CFTABLE_DEFAULT)
	278	memcpy(&stk->dflt, cfg, sizeof(stk->dflt));
	279	if (pass) {
fba395ee DB	280	CS_CHECK(GetNextTuple, pcmcia_get_next_tuple(link, &tuple));
	281	} else if (pcmcia_get_next_tuple(link, &tuple) != 0) {
	282	CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple));
1da177e4 LT	283	memset(&stk->dflt, 0, sizeof(stk->dflt));
	284	pass++;
	285	}
	286	}
	287
fba395ee DB	288	CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq));
fba395ee DB	289	CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf));
1da177e4 LT	290
1da177e4 LT	291	/* disable drive interrupts during IDE probe */
2f1b9250	292	outb(0x02, ctl_base);
1da177e4 LT	293
	294	/* special setup for KXLC005 card */
	295	if (is_kme)
2f1b9250	296	outb(0x81, ctl_base+1);
1da177e4 LT	297
	298	/* retry registration in case device is still spinning up */
	299	for (hd = -1, i = 0; i < 10; i++) {
2f1b9250	300	hd = idecs_register(io_base, ctl_base, link->irq.AssignedIRQ, link);
1da177e4	301	if (hd >= 0) break;
2f1b9250 LT	302	if (link->io.NumPorts1 == 0x20) {
2f1b9250 LT	303	outb(0x02, ctl_base + 0x10);
1da177e4	304	hd = idecs_register(io_base + 0x10, ctl_base + 0x10,
2f1b9250	305	link->irq.AssignedIRQ, link);
1da177e4 LT	306	if (hd >= 0) {
	307	io_base += 0x10;
	308	ctl_base += 0x10;
	309	break;
	310	}
	311	}
2aad5f03	312	msleep(100);
1da177e4 LT	313	}
	314
	315	if (hd < 0) {
	316	printk(KERN_NOTICE "ide-cs: ide_register() at 0x%3lx & 0x%3lx"
	317	", irq %u failed\n", io_base, ctl_base,
	318	link->irq.AssignedIRQ);
	319	goto failed;
	320	}
	321
	322	info->ndev = 1;
	323	sprintf(info->node.dev_name, "hd%c", 'a' + (hd * 2));
	324	info->node.major = ide_major[hd];
	325	info->node.minor = 0;
	326	info->hd = hd;
fd238232	327	link->dev_node = &info->node;
70294b46 DB	328	printk(KERN_INFO "ide-cs: %s: Vpp = %d.%d\n",
70294b46 DB	329	info->node.dev_name, link->conf.Vpp / 10, link->conf.Vpp % 10);
1da177e4	330
1da177e4	331	kfree(stk);
15b99ac1	332	return 0;
1da177e4 LT	333
	334	err_mem:
	335	printk(KERN_NOTICE "ide-cs: ide_config failed memory allocation\n");
	336	goto failed;
	337
	338	cs_failed:
fba395ee	339	cs_error(link, last_fn, last_ret);
1da177e4 LT	340	failed:
	341	kfree(stk);
	342	ide_release(link);
15b99ac1	343	return -ENODEV;
1da177e4 LT	344	} /* ide_config */
	345
	346	/*======================================================================
	347
	348	After a card is removed, ide_release() will unregister the net
	349	device, and release the PCMCIA configuration. If the device is
	350	still open, this will be postponed until it is closed.
7b1dec59	351
1da177e4 LT	352	======================================================================*/
1da177e4 LT	353
fba395ee	354	void ide_release(struct pcmcia_device *link)
1da177e4 LT	355	{
1da177e4 LT	356	ide_info_t *info = link->priv;
7b1dec59	357
1da177e4 LT	358	DEBUG(0, "ide_release(0x%p)\n", link);
	359
	360	if (info->ndev) {
	361	/* FIXME: if this fails we need to queue the cleanup somehow
	362	-- need to investigate the required PCMCIA magic */
909f4369	363	ide_unregister(info->hd, 0, 0);
1da177e4 LT	364	}
1da177e4 LT	365	info->ndev = 0;
1da177e4	366
fba395ee	367	pcmcia_disable_device(link);
1da177e4 LT	368	} /* ide_release */
1da177e4 LT	369
98e4c28b	370
1da177e4 LT	371	/*======================================================================
	372
	373	The card status event handler. Mostly, this schedules other
	374	stuff to run after an event is received. A CARD_REMOVAL event
	375	also sets some flags to discourage the ide drivers from
	376	talking to the ports.
7b1dec59	377
1da177e4 LT	378	======================================================================*/
1da177e4 LT	379
f70b7d40 DB	380	static struct pcmcia_device_id ide_ids[] = {
f70b7d40 DB	381	PCMCIA_DEVICE_FUNC_ID(4),
7b1dec59	382	PCMCIA_DEVICE_MANF_CARD(0x0000, 0x0000), /* Corsair */
725a6abf	383	PCMCIA_DEVICE_MANF_CARD(0x0007, 0x0000), /* Hitachi */
ed896167 MD	384	PCMCIA_DEVICE_MANF_CARD(0x000a, 0x0000), /* I-O Data CFA */
ed896167 MD	385	PCMCIA_DEVICE_MANF_CARD(0x001c, 0x0001), /* Mitsubishi CFA */
f70b7d40	386	PCMCIA_DEVICE_MANF_CARD(0x0032, 0x0704),
ed896167	387	PCMCIA_DEVICE_MANF_CARD(0x0045, 0x0401), /* SanDisk CFA */
d3feb184	388	PCMCIA_DEVICE_MANF_CARD(0x0098, 0x0000), /* Toshiba */
f70b7d40	389	PCMCIA_DEVICE_MANF_CARD(0x00a4, 0x002d),
d3feb184	390	PCMCIA_DEVICE_MANF_CARD(0x00ce, 0x0000), /* Samsung */
7b1dec59	391	PCMCIA_DEVICE_MANF_CARD(0x0319, 0x0000), /* Hitachi */
f70b7d40	392	PCMCIA_DEVICE_MANF_CARD(0x2080, 0x0001),
ed896167 MD	393	PCMCIA_DEVICE_MANF_CARD(0x4e01, 0x0100), /* Viking CFA */
ed896167 MD	394	PCMCIA_DEVICE_MANF_CARD(0x4e01, 0x0200), /* Lexar, Viking CFA */
f70b7d40 DB	395	PCMCIA_DEVICE_PROD_ID123("Caravelle", "PSC-IDE ", "PSC000", 0x8c36137c, 0xd0693ab8, 0x2768a9f0),
	396	PCMCIA_DEVICE_PROD_ID123("CDROM", "IDE", "MCD-601p", 0x1b9179ca, 0xede88951, 0x0d902f74),
	397	PCMCIA_DEVICE_PROD_ID123("PCMCIA", "IDE CARD", "F1", 0x281f1c5d, 0x1907960c, 0xf7fde8b9),
	398	PCMCIA_DEVICE_PROD_ID12("ARGOSY", "CD-ROM", 0x78f308dc, 0x66536591),
	399	PCMCIA_DEVICE_PROD_ID12("ARGOSY", "PnPIDE", 0x78f308dc, 0x0c694728),
	400	PCMCIA_DEVICE_PROD_ID12("CNF CD-M", "CD-ROM", 0x7d93b852, 0x66536591),
	401	PCMCIA_DEVICE_PROD_ID12("Creative Technology Ltd.", "PCMCIA CD-ROM Interface Card", 0xff8c8a45, 0xfe8020c4),
	402	PCMCIA_DEVICE_PROD_ID12("Digital Equipment Corporation.", "Digital Mobile Media CD-ROM", 0x17692a66, 0xef1dcbde),
d277ad0e	403	PCMCIA_DEVICE_PROD_ID12("EXP", "CD+GAME", 0x6f58c983, 0x63c13aaf),
f70b7d40 DB	404	PCMCIA_DEVICE_PROD_ID12("EXP ", "CD-ROM", 0x0a5c52fd, 0x66536591),
	405	PCMCIA_DEVICE_PROD_ID12("EXP ", "PnPIDE", 0x0a5c52fd, 0x0c694728),
	406	PCMCIA_DEVICE_PROD_ID12("FREECOM", "PCCARD-IDE", 0x5714cbf7, 0x48e0ab8e),
725a6abf RP	407	PCMCIA_DEVICE_PROD_ID12("HITACHI", "FLASH", 0xf4f43949, 0x9eb86aae),
725a6abf RP	408	PCMCIA_DEVICE_PROD_ID12("HITACHI", "microdrive", 0xf4f43949, 0xa6d76178),
7b1dec59	409	PCMCIA_DEVICE_PROD_ID12("Hyperstone", "Model1", 0x3d5b9ef5, 0xca6ab420),
264a3412	410	PCMCIA_DEVICE_PROD_ID12("IBM", "microdrive", 0xb569a6e5, 0xa6d76178),
f70b7d40	411	PCMCIA_DEVICE_PROD_ID12("IBM", "IBM17JSSFP20", 0xb569a6e5, 0xf2508753),
363f7e42	412	PCMCIA_DEVICE_PROD_ID12("KINGSTON", "CF8GB", 0x2e6d1829, 0xacbe682e),
f70b7d40 DB	413	PCMCIA_DEVICE_PROD_ID12("IO DATA", "CBIDE2 ", 0x547e66dc, 0x8671043b),
	414	PCMCIA_DEVICE_PROD_ID12("IO DATA", "PCIDE", 0x547e66dc, 0x5c5ab149),
	415	PCMCIA_DEVICE_PROD_ID12("IO DATA", "PCIDEII", 0x547e66dc, 0xb3662674),
	416	PCMCIA_DEVICE_PROD_ID12("LOOKMEET", "CBIDE2 ", 0xe37be2b5, 0x8671043b),
4fa902a9	417	PCMCIA_DEVICE_PROD_ID12("M-Systems", "CF500", 0x7ed2ad87, 0x7a13045c),
2570b746	418	PCMCIA_DEVICE_PROD_ID2("NinjaATA-", 0xebe0bd79),
f70b7d40 DB	419	PCMCIA_DEVICE_PROD_ID12("PCMCIA", "CD-ROM", 0x281f1c5d, 0x66536591),
	420	PCMCIA_DEVICE_PROD_ID12("PCMCIA", "PnPIDE", 0x281f1c5d, 0x0c694728),
	421	PCMCIA_DEVICE_PROD_ID12("SHUTTLE TECHNOLOGY LTD.", "PCCARD-IDE/ATAPI Adapter", 0x4a3f0ba0, 0x322560e1),
4fa902a9 MJ	422	PCMCIA_DEVICE_PROD_ID12("SEAGATE", "ST1", 0x87c1b330, 0xe1f30883),
	423	PCMCIA_DEVICE_PROD_ID12("SAMSUNG", "04/05/06", 0x43d74cb4, 0x6a22777d),
	424	PCMCIA_DEVICE_PROD_ID12("SMI VENDOR", "SMI PRODUCT", 0x30896c92, 0x703cc5f6),
f70b7d40	425	PCMCIA_DEVICE_PROD_ID12("TOSHIBA", "MK2001MPL", 0xb4585a1a, 0x3489e003),
42935656	426	PCMCIA_DEVICE_PROD_ID1("TRANSCEND 512M ", 0xd0909443),
bf4e1829	427	PCMCIA_DEVICE_PROD_ID12("TRANSCEND", "TS1GCF80", 0x709b1bf1, 0x2a54d4b1),
aa12b284	428	PCMCIA_DEVICE_PROD_ID12("TRANSCEND", "TS2GCF120", 0x709b1bf1, 0x969aa4f2),
4fa902a9	429	PCMCIA_DEVICE_PROD_ID12("TRANSCEND", "TS4GCF120", 0x709b1bf1, 0xf54a91c8),
f70b7d40	430	PCMCIA_DEVICE_PROD_ID12("WIT", "IDE16", 0x244e5994, 0x3e232852),
0517793f	431	PCMCIA_DEVICE_PROD_ID12("WEIDA", "TWTTI", 0xcc7cf69c, 0x212bb918),
f70b7d40	432	PCMCIA_DEVICE_PROD_ID1("STI Flash", 0xe4a13209),
d3feb184	433	PCMCIA_DEVICE_PROD_ID12("STI", "Flash 5.0", 0xbf2df18d, 0x8cb57a0e),
698e22c4	434	PCMCIA_MFC_DEVICE_PROD_ID12(1, "SanDisk", "ConnectPlus", 0x7a954bd9, 0x74be00c6),
f70b7d40 DB	435	PCMCIA_DEVICE_NULL,
	436	};
	437	MODULE_DEVICE_TABLE(pcmcia, ide_ids);
	438
1da177e4 LT	439	static struct pcmcia_driver ide_cs_driver = {
	440	.owner = THIS_MODULE,
	441	.drv = {
	442	.name = "ide-cs",
	443	},
15b99ac1	444	.probe = ide_probe,
cc3b4866	445	.remove = ide_detach,
f70b7d40	446	.id_table = ide_ids,
1da177e4 LT	447	};
	448
	449	static int __init init_ide_cs(void)
	450	{
	451	return pcmcia_register_driver(&ide_cs_driver);
	452	}
	453
	454	static void __exit exit_ide_cs(void)
	455	{
	456	pcmcia_unregister_driver(&ide_cs_driver);
1da177e4 LT	457	}
1da177e4 LT	458
2b8d4669	459	late_initcall(init_ide_cs);
1da177e4	460	module_exit(exit_ide_cs);