[linux.git] / drivers / ata / pata_pcmcia.c

/*
 *   pata_pcmcia.c - PCMCIA PATA controller driver.
 *   Copyright 2005-2006 Red Hat Inc <[email protected]>, all rights reserved.
 *   PCMCIA ident update Copyright 2006 Marcin Juszkiewicz
 *						<[email protected]>
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2, or (at your option)
 *  any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; see the file COPYING.  If not, write to
 *  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 *   Heavily based upon ide-cs.c
 *   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.
 */

#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/blkdev.h>
#include <linux/delay.h>
#include <scsi/scsi_host.h>
#include <linux/ata.h>
#include <linux/libata.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>


#define DRV_NAME "pata_pcmcia"
#define DRV_VERSION "0.3.3"

/*
 *	Private data structure to glue stuff together
 */

struct ata_pcmcia_info {
	struct pcmcia_device *pdev;
	int		ndev;
	dev_node_t	node;
};

/**
 *	pcmcia_set_mode	-	PCMCIA specific mode setup
 *	@link: link
 *	@r_failed_dev: Return pointer for failed device
 *
 *	Perform the tuning and setup of the devices and timings, which
 *	for PCMCIA is the same as any other controller. We wrap it however
 *	as we need to spot hardware with incorrect or missing master/slave
 *	decode, which alas is embarrassingly common in the PC world
 */

static int pcmcia_set_mode(struct ata_link *link, struct ata_device **r_failed_dev)
{
	struct ata_device *master = &link->device[0];
	struct ata_device *slave = &link->device[1];

	if (!ata_dev_enabled(master) || !ata_dev_enabled(slave))
		return ata_do_set_mode(link, r_failed_dev);

	if (memcmp(master->id + ATA_ID_FW_REV,  slave->id + ATA_ID_FW_REV,
			   ATA_ID_FW_REV_LEN + ATA_ID_PROD_LEN) == 0) {
		/* Suspicious match, but could be two cards from
		   the same vendor - check serial */
		if (memcmp(master->id + ATA_ID_SERNO, slave->id + ATA_ID_SERNO,
			   ATA_ID_SERNO_LEN) == 0 && master->id[ATA_ID_SERNO] >> 8) {
			ata_dev_printk(slave, KERN_WARNING, "is a ghost device, ignoring.\n");
			ata_dev_disable(slave);
		}
	}
	return ata_do_set_mode(link, r_failed_dev);
}

/**
 *	pcmcia_set_mode_8bit	-	PCMCIA specific mode setup
 *	@link: link
 *	@r_failed_dev: Return pointer for failed device
 *
 *	For the simple emulated 8bit stuff the less we do the better.
 */

static int pcmcia_set_mode_8bit(struct ata_link *link,
				struct ata_device **r_failed_dev)
{
	return 0;
}

/**
 *	ata_data_xfer_8bit	 -	Transfer data by 8bit PIO
 *	@dev: device to target
 *	@buf: data buffer
 *	@buflen: buffer length
 *	@rw: read/write
 *
 *	Transfer data from/to the device data register by 8 bit PIO.
 *
 *	LOCKING:
 *	Inherited from caller.
 */

static unsigned int ata_data_xfer_8bit(struct ata_device *dev,
				unsigned char *buf, unsigned int buflen, int rw)
{
	struct ata_port *ap = dev->link->ap;

	if (rw == READ)
		ioread8_rep(ap->ioaddr.data_addr, buf, buflen);
	else
		iowrite8_rep(ap->ioaddr.data_addr, buf, buflen);

	return buflen;
}


static struct scsi_host_template pcmcia_sht = {
	ATA_PIO_SHT(DRV_NAME),
};

static struct ata_port_operations pcmcia_port_ops = {
	.inherits	= &ata_sff_port_ops,
	.data_xfer	= ata_data_xfer_noirq,
	.cable_detect	= ata_cable_40wire,
	.set_mode	= pcmcia_set_mode,
};

static struct ata_port_operations pcmcia_8bit_port_ops = {
	.inherits	= &ata_sff_port_ops,
	.data_xfer	= ata_data_xfer_8bit,
	.cable_detect	= ata_cable_40wire,
	.set_mode	= pcmcia_set_mode_8bit,
};

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

/**
 *	pcmcia_init_one		-	attach a PCMCIA interface
 *	@pdev: pcmcia device
 *
 *	Register a PCMCIA IDE interface. Such interfaces are PIO 0 and
 *	shared IRQ.
 */

static int pcmcia_init_one(struct pcmcia_device *pdev)
{
	struct ata_host *host;
	struct ata_port *ap;
	struct ata_pcmcia_info *info;
	tuple_t tuple;
	struct {
		unsigned short buf[128];
		cisparse_t parse;
		config_info_t conf;
		cistpl_cftable_entry_t dflt;
	} *stk = NULL;
	cistpl_cftable_entry_t *cfg;
	int pass, last_ret = 0, last_fn = 0, is_kme = 0, ret = -ENOMEM, p;
	unsigned long io_base, ctl_base;
	void __iomem *io_addr, *ctl_addr;
	int n_ports = 1;

	struct ata_port_operations *ops = &pcmcia_port_ops;

	info = kzalloc(sizeof(*info), GFP_KERNEL);
	if (info == NULL)
		return -ENOMEM;

	/* Glue stuff together. FIXME: We may be able to get rid of info with care */
	info->pdev = pdev;
	pdev->priv = info;

	/* Set up attributes in order to probe card and get resources */
	pdev->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
	pdev->io.Attributes2 = IO_DATA_PATH_WIDTH_8;
	pdev->io.IOAddrLines = 3;
	pdev->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING;
	pdev->irq.IRQInfo1 = IRQ_LEVEL_ID;
	pdev->conf.Attributes = CONF_ENABLE_IRQ;
	pdev->conf.IntType = INT_MEMORY_AND_IO;

	/* Allocate resoure probing structures */

	stk = kzalloc(sizeof(*stk), GFP_KERNEL);
	if (!stk)
		goto out1;

	cfg = &stk->parse.cftable_entry;

	/* Tuples we are walking */
	tuple.TupleData = (cisdata_t *)&stk->buf;
	tuple.TupleOffset = 0;
	tuple.TupleDataMax = 255;
	tuple.Attributes = 0;

	/* See if we have a manufacturer identifier. Use it to set is_kme for
	   vendor quirks */
	is_kme = ((pdev->manf_id == MANFID_KME) &&
		  ((pdev->card_id == PRODID_KME_KXLC005_A) ||
		   (pdev->card_id == PRODID_KME_KXLC005_B)));

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

	pass = io_base = ctl_base = 0;
	tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
	tuple.Attributes = 0;
	CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(pdev, &tuple));

	/* Now munch the resources looking for a suitable set */
	while (1) {
		if (pcmcia_get_tuple_data(pdev, &tuple) != 0)
			goto next_entry;
		if (pcmcia_parse_tuple(pdev, &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))
			pdev->conf.Vpp = cfg->vpp1.param[CISTPL_POWER_VNOM] / 10000;
		else if (stk->dflt.vpp1.present & (1 << CISTPL_POWER_VNOM))
			pdev->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;
			pdev->conf.ConfigIndex = cfg->index;
			pdev->io.BasePort1 = io->win[0].base;
			pdev->io.IOAddrLines = io->flags & CISTPL_IO_LINES_MASK;
			if (!(io->flags & CISTPL_IO_16BIT))
				pdev->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
			if (io->nwin == 2) {
				pdev->io.NumPorts1 = 8;
				pdev->io.BasePort2 = io->win[1].base;
				pdev->io.NumPorts2 = (is_kme) ? 2 : 1;
				if (pcmcia_request_io(pdev, &pdev->io) != 0)
					goto next_entry;
				io_base = pdev->io.BasePort1;
				ctl_base = pdev->io.BasePort2;
			} else if ((io->nwin == 1) && (io->win[0].len >= 16)) {
				pdev->io.NumPorts1 = io->win[0].len;
				pdev->io.NumPorts2 = 0;
				if (pcmcia_request_io(pdev, &pdev->io) != 0)
					goto next_entry;
				io_base = pdev->io.BasePort1;
				ctl_base = pdev->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(pdev, &tuple));
		} else if (pcmcia_get_next_tuple(pdev, &tuple) != 0) {
			CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(pdev, &tuple));
			memset(&stk->dflt, 0, sizeof(stk->dflt));
			pass++;
		}
	}

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

	/* iomap */
	ret = -ENOMEM;
	io_addr = devm_ioport_map(&pdev->dev, io_base, 8);
	ctl_addr = devm_ioport_map(&pdev->dev, ctl_base, 1);
	if (!io_addr || !ctl_addr)
		goto failed;

	/* Success. Disable the IRQ nIEN line, do quirks */
	iowrite8(0x02, ctl_addr);
	if (is_kme)
		iowrite8(0x81, ctl_addr + 0x01);

	/* FIXME: Could be more ports at base + 0x10 but we only deal with
	   one right now */
	if (pdev->io.NumPorts1 >= 0x20)
		n_ports = 2;

	if (pdev->manf_id == 0x0097 && pdev->card_id == 0x1620)
		ops = &pcmcia_8bit_port_ops;
	/*
	 *	Having done the PCMCIA plumbing the ATA side is relatively
	 *	sane.
	 */
	ret = -ENOMEM;
	host = ata_host_alloc(&pdev->dev, n_ports);
	if (!host)
		goto failed;

	for (p = 0; p < n_ports; p++) {
		ap = host->ports[p];

		ap->ops = ops;
		ap->pio_mask = 1;		/* ISA so PIO 0 cycles */
		ap->flags |= ATA_FLAG_SLAVE_POSS;
		ap->ioaddr.cmd_addr = io_addr + 0x10 * p;
		ap->ioaddr.altstatus_addr = ctl_addr + 0x10 * p;
		ap->ioaddr.ctl_addr = ctl_addr + 0x10 * p;
		ata_std_ports(&ap->ioaddr);

		ata_port_desc(ap, "cmd 0x%lx ctl 0x%lx", io_base, ctl_base);
	}

	/* activate */
	ret = ata_host_activate(host, pdev->irq.AssignedIRQ, ata_interrupt,
				IRQF_SHARED, &pcmcia_sht);
	if (ret)
		goto failed;

	info->ndev = 1;
	kfree(stk);
	return 0;

cs_failed:
	cs_error(pdev, last_fn, last_ret);
failed:
	kfree(stk);
	info->ndev = 0;
	pcmcia_disable_device(pdev);
out1:
	kfree(info);
	return ret;
}

/**
 *	pcmcia_remove_one	-	unplug an pcmcia interface
 *	@pdev: pcmcia device
 *
 *	A PCMCIA ATA device has been unplugged. Perform the needed
 *	cleanup. Also called on module unload for any active devices.
 */

static void pcmcia_remove_one(struct pcmcia_device *pdev)
{
	struct ata_pcmcia_info *info = pdev->priv;
	struct device *dev = &pdev->dev;

	if (info != NULL) {
		/* If we have attached the device to the ATA layer, detach it */
		if (info->ndev) {
			struct ata_host *host = dev_get_drvdata(dev);
			ata_host_detach(host);
		}
		info->ndev = 0;
		pdev->priv = NULL;
	}
	pcmcia_disable_device(pdev);
	kfree(info);
}

static struct pcmcia_device_id pcmcia_devices[] = {
	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(0x0032, 0x2904),
	PCMCIA_DEVICE_MANF_CARD(0x0045, 0x0401),	/* SanDisk CFA */
	PCMCIA_DEVICE_MANF_CARD(0x0097, 0x1620), 	/* TI emulated */
	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("Hyperstone", "Model1", 0x3d5b9ef5, 0xca6ab420),
	PCMCIA_DEVICE_PROD_ID12("HITACHI", "FLASH", 0xf4f43949, 0x9eb86aae),
	PCMCIA_DEVICE_PROD_ID12("HITACHI", "microdrive", 0xf4f43949, 0xa6d76178),
	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, pcmcia_devices);

static struct pcmcia_driver pcmcia_driver = {
	.owner		= THIS_MODULE,
	.drv = {
		.name		= DRV_NAME,
	},
	.id_table	= pcmcia_devices,
	.probe		= pcmcia_init_one,
	.remove		= pcmcia_remove_one,
};

static int __init pcmcia_init(void)
{
	return pcmcia_register_driver(&pcmcia_driver);
}

static void __exit pcmcia_exit(void)
{
	pcmcia_unregister_driver(&pcmcia_driver);
}

MODULE_AUTHOR("Alan Cox");
MODULE_DESCRIPTION("low-level driver for PCMCIA ATA");
MODULE_LICENSE("GPL");
MODULE_VERSION(DRV_VERSION);

module_init(pcmcia_init);
module_exit(pcmcia_exit);
Commit	Line	Data
669a5db4 JG	1	/*
	2	* pata_pcmcia.c - PCMCIA PATA controller driver.
	3	* Copyright 2005-2006 Red Hat Inc <[email protected]>, all rights reserved.
85cd7251	4	* PCMCIA ident update Copyright 2006 Marcin Juszkiewicz
669a5db4 JG	5	* <[email protected]>
	6	*
	7	* This program is free software; you can redistribute it and/or modify
	8	* it under the terms of the GNU General Public License as published by
	9	* the Free Software Foundation; either version 2, or (at your option)
	10	* any later version.
	11	*
	12	* This program is distributed in the hope that it will be useful,
	13	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	14	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	15	* GNU General Public License for more details.
	16	*
	17	* You should have received a copy of the GNU General Public License
	18	* along with this program; see the file COPYING. If not, write to
	19	* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
	20	*
	21	* Heavily based upon ide-cs.c
	22	* The initial developer of the original code is David A. Hinds
	23	* <[email protected]>. Portions created by David A. Hinds
	24	* are Copyright (C) 1999 David A. Hinds. All Rights Reserved.
	25	*/
	26
	27	#include <linux/kernel.h>
	28	#include <linux/module.h>
	29	#include <linux/init.h>
	30	#include <linux/blkdev.h>
	31	#include <linux/delay.h>
	32	#include <scsi/scsi_host.h>
	33	#include <linux/ata.h>
	34	#include <linux/libata.h>
	35
	36	#include <pcmcia/cs_types.h>
	37	#include <pcmcia/cs.h>
	38	#include <pcmcia/cistpl.h>
	39	#include <pcmcia/ds.h>
	40	#include <pcmcia/cisreg.h>
	41	#include <pcmcia/ciscode.h>
	42
	43
	44	#define DRV_NAME "pata_pcmcia"
d7b17450	45	#define DRV_VERSION "0.3.3"
669a5db4 JG	46
	47	/*
	48	* Private data structure to glue stuff together
	49	*/
	50
	51	struct ata_pcmcia_info {
	52	struct pcmcia_device *pdev;
	53	int ndev;
	54	dev_node_t node;
	55	};
	56
4dc5200d AC	57	/**
4dc5200d AC	58	* pcmcia_set_mode - PCMCIA specific mode setup
0260731f	59	* @link: link
4dc5200d AC	60	* @r_failed_dev: Return pointer for failed device
	61	*
	62	* Perform the tuning and setup of the devices and timings, which
	63	* for PCMCIA is the same as any other controller. We wrap it however
	64	* as we need to spot hardware with incorrect or missing master/slave
	65	* decode, which alas is embarrassingly common in the PC world
	66	*/
	67
0260731f	68	static int pcmcia_set_mode(struct ata_link link, struct ata_device *r_failed_dev)
4dc5200d	69	{
0260731f TH	70	struct ata_device *master = &link->device[0];
0260731f TH	71	struct ata_device *slave = &link->device[1];
4dc5200d AC	72
4dc5200d AC	73	if (!ata_dev_enabled(master) \|\| !ata_dev_enabled(slave))
0260731f	74	return ata_do_set_mode(link, r_failed_dev);
4dc5200d AC	75
4dc5200d AC	76	if (memcmp(master->id + ATA_ID_FW_REV, slave->id + ATA_ID_FW_REV,
5796d1c4	77	ATA_ID_FW_REV_LEN + ATA_ID_PROD_LEN) == 0) {
4dc5200d AC	78	/* Suspicious match, but could be two cards from
	79	the same vendor - check serial */
	80	if (memcmp(master->id + ATA_ID_SERNO, slave->id + ATA_ID_SERNO,
	81	ATA_ID_SERNO_LEN) == 0 && master->id[ATA_ID_SERNO] >> 8) {
	82	ata_dev_printk(slave, KERN_WARNING, "is a ghost device, ignoring.\n");
	83	ata_dev_disable(slave);
	84	}
	85	}
0260731f	86	return ata_do_set_mode(link, r_failed_dev);
4dc5200d AC	87	}
4dc5200d AC	88
a5df2eab AC	89	/**
	90	* pcmcia_set_mode_8bit - PCMCIA specific mode setup
	91	* @link: link
	92	* @r_failed_dev: Return pointer for failed device
	93	*
	94	* For the simple emulated 8bit stuff the less we do the better.
	95	*/
	96
	97	static int pcmcia_set_mode_8bit(struct ata_link *link,
	98	struct ata_device **r_failed_dev)
	99	{
	100	return 0;
	101	}
	102
	103	/**
	104	* ata_data_xfer_8bit - Transfer data by 8bit PIO
f885521f	105	* @dev: device to target
a5df2eab AC	106	* @buf: data buffer
a5df2eab AC	107	* @buflen: buffer length
f885521f	108	* @rw: read/write
a5df2eab AC	109	*
	110	* Transfer data from/to the device data register by 8 bit PIO.
	111	*
	112	* LOCKING:
	113	* Inherited from caller.
	114	*/
	115
f885521f TH	116	static unsigned int ata_data_xfer_8bit(struct ata_device *dev,
f885521f TH	117	unsigned char *buf, unsigned int buflen, int rw)
a5df2eab	118	{
f885521f TH	119	struct ata_port *ap = dev->link->ap;
	120
	121	if (rw == READ)
a5df2eab	122	ioread8_rep(ap->ioaddr.data_addr, buf, buflen);
f885521f TH	123	else
	124	iowrite8_rep(ap->ioaddr.data_addr, buf, buflen);
	125
	126	return buflen;
a5df2eab AC	127	}
	128
	129
669a5db4	130	static struct scsi_host_template pcmcia_sht = {
68d1d07b	131	ATA_PIO_SHT(DRV_NAME),
669a5db4 JG	132	};
	133
	134	static struct ata_port_operations pcmcia_port_ops = {
029cfd6b	135	.inherits = &ata_sff_port_ops,
0d5ff566	136	.data_xfer = ata_data_xfer_noirq,
029cfd6b TH	137	.cable_detect = ata_cable_40wire,
029cfd6b TH	138	.set_mode = pcmcia_set_mode,
669a5db4 JG	139	};
669a5db4 JG	140
a5df2eab	141	static struct ata_port_operations pcmcia_8bit_port_ops = {
029cfd6b	142	.inherits = &ata_sff_port_ops,
a5df2eab	143	.data_xfer = ata_data_xfer_8bit,
029cfd6b TH	144	.cable_detect = ata_cable_40wire,
029cfd6b TH	145	.set_mode = pcmcia_set_mode_8bit,
a5df2eab AC	146	};
a5df2eab AC	147
669a5db4 JG	148	#define CS_CHECK(fn, ret) \
	149	do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
	150
	151	/**
	152	* pcmcia_init_one - attach a PCMCIA interface
	153	* @pdev: pcmcia device
	154	*
	155	* Register a PCMCIA IDE interface. Such interfaces are PIO 0 and
	156	* shared IRQ.
	157	*/
	158
	159	static int pcmcia_init_one(struct pcmcia_device *pdev)
	160	{
5d728824 TH	161	struct ata_host *host;
5d728824 TH	162	struct ata_port *ap;
669a5db4 JG	163	struct ata_pcmcia_info *info;
	164	tuple_t tuple;
	165	struct {
	166	unsigned short buf[128];
	167	cisparse_t parse;
	168	config_info_t conf;
	169	cistpl_cftable_entry_t dflt;
	170	} *stk = NULL;
	171	cistpl_cftable_entry_t *cfg;
d7b17450	172	int pass, last_ret = 0, last_fn = 0, is_kme = 0, ret = -ENOMEM, p;
669a5db4	173	unsigned long io_base, ctl_base;
0d5ff566	174	void __iomem io_addr, ctl_addr;
d7b17450	175	int n_ports = 1;
669a5db4	176
a5df2eab AC	177	struct ata_port_operations *ops = &pcmcia_port_ops;
a5df2eab AC	178
669a5db4 JG	179	info = kzalloc(sizeof(*info), GFP_KERNEL);
	180	if (info == NULL)
	181	return -ENOMEM;
	182
	183	/* Glue stuff together. FIXME: We may be able to get rid of info with care */
	184	info->pdev = pdev;
	185	pdev->priv = info;
	186
	187	/* Set up attributes in order to probe card and get resources */
	188	pdev->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
	189	pdev->io.Attributes2 = IO_DATA_PATH_WIDTH_8;
	190	pdev->io.IOAddrLines = 3;
	191	pdev->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING;
	192	pdev->irq.IRQInfo1 = IRQ_LEVEL_ID;
	193	pdev->conf.Attributes = CONF_ENABLE_IRQ;
	194	pdev->conf.IntType = INT_MEMORY_AND_IO;
	195
	196	/* Allocate resoure probing structures */
	197
	198	stk = kzalloc(sizeof(*stk), GFP_KERNEL);
	199	if (!stk)
	200	goto out1;
	201
	202	cfg = &stk->parse.cftable_entry;
	203
	204	/* Tuples we are walking */
	205	tuple.TupleData = (cisdata_t *)&stk->buf;
	206	tuple.TupleOffset = 0;
	207	tuple.TupleDataMax = 255;
	208	tuple.Attributes = 0;
669a5db4 JG	209
	210	/* See if we have a manufacturer identifier. Use it to set is_kme for
	211	vendor quirks */
efd50585 DB	212	is_kme = ((pdev->manf_id == MANFID_KME) &&
	213	((pdev->card_id == PRODID_KME_KXLC005_A) \|\|
	214	(pdev->card_id == PRODID_KME_KXLC005_B)));
669a5db4 JG	215
	216	/* Not sure if this is right... look up the current Vcc */
	217	CS_CHECK(GetConfigurationInfo, pcmcia_get_configuration_info(pdev, &stk->conf));
	218	/* link->conf.Vcc = stk->conf.Vcc; */
	219
	220	pass = io_base = ctl_base = 0;
	221	tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
	222	tuple.Attributes = 0;
	223	CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(pdev, &tuple));
	224
	225	/* Now munch the resources looking for a suitable set */
	226	while (1) {
	227	if (pcmcia_get_tuple_data(pdev, &tuple) != 0)
	228	goto next_entry;
	229	if (pcmcia_parse_tuple(pdev, &tuple, &stk->parse) != 0)
	230	goto next_entry;
	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))
	243	pdev->conf.Vpp = cfg->vpp1.param[CISTPL_POWER_VNOM] / 10000;
	244	else if (stk->dflt.vpp1.present & (1 << CISTPL_POWER_VNOM))
	245	pdev->conf.Vpp = stk->dflt.vpp1.param[CISTPL_POWER_VNOM] / 10000;
	246
	247	if ((cfg->io.nwin > 0) \|\| (stk->dflt.io.nwin > 0)) {
	248	cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &stk->dflt.io;
	249	pdev->conf.ConfigIndex = cfg->index;
	250	pdev->io.BasePort1 = io->win[0].base;
	251	pdev->io.IOAddrLines = io->flags & CISTPL_IO_LINES_MASK;
	252	if (!(io->flags & CISTPL_IO_16BIT))
	253	pdev->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
	254	if (io->nwin == 2) {
	255	pdev->io.NumPorts1 = 8;
	256	pdev->io.BasePort2 = io->win[1].base;
	257	pdev->io.NumPorts2 = (is_kme) ? 2 : 1;
	258	if (pcmcia_request_io(pdev, &pdev->io) != 0)
	259	goto next_entry;
	260	io_base = pdev->io.BasePort1;
	261	ctl_base = pdev->io.BasePort2;
	262	} else if ((io->nwin == 1) && (io->win[0].len >= 16)) {
	263	pdev->io.NumPorts1 = io->win[0].len;
	264	pdev->io.NumPorts2 = 0;
	265	if (pcmcia_request_io(pdev, &pdev->io) != 0)
	266	goto next_entry;
	267	io_base = pdev->io.BasePort1;
	268	ctl_base = pdev->io.BasePort1 + 0x0e;
5796d1c4 JG	269	} else
5796d1c4 JG	270	goto next_entry;
669a5db4 JG	271	/* If we've got this far, we're done */
	272	break;
	273	}
	274	next_entry:
	275	if (cfg->flags & CISTPL_CFTABLE_DEFAULT)
	276	memcpy(&stk->dflt, cfg, sizeof(stk->dflt));
	277	if (pass) {
	278	CS_CHECK(GetNextTuple, pcmcia_get_next_tuple(pdev, &tuple));
	279	} else if (pcmcia_get_next_tuple(pdev, &tuple) != 0) {
	280	CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(pdev, &tuple));
	281	memset(&stk->dflt, 0, sizeof(stk->dflt));
	282	pass++;
	283	}
	284	}
	285
	286	CS_CHECK(RequestIRQ, pcmcia_request_irq(pdev, &pdev->irq));
	287	CS_CHECK(RequestConfiguration, pcmcia_request_configuration(pdev, &pdev->conf));
	288
0d5ff566 TH	289	/* iomap */
	290	ret = -ENOMEM;
	291	io_addr = devm_ioport_map(&pdev->dev, io_base, 8);
	292	ctl_addr = devm_ioport_map(&pdev->dev, ctl_base, 1);
	293	if (!io_addr \|\| !ctl_addr)
	294	goto failed;
	295
669a5db4	296	/* Success. Disable the IRQ nIEN line, do quirks */
0d5ff566	297	iowrite8(0x02, ctl_addr);
669a5db4	298	if (is_kme)
0d5ff566	299	iowrite8(0x81, ctl_addr + 0x01);
669a5db4 JG	300
	301	/* FIXME: Could be more ports at base + 0x10 but we only deal with
	302	one right now */
	303	if (pdev->io.NumPorts1 >= 0x20)
d7b17450	304	n_ports = 2;
669a5db4	305
a5df2eab AC	306	if (pdev->manf_id == 0x0097 && pdev->card_id == 0x1620)
a5df2eab AC	307	ops = &pcmcia_8bit_port_ops;
669a5db4	308	/*
5796d1c4 JG	309	* Having done the PCMCIA plumbing the ATA side is relatively
5796d1c4 JG	310	* sane.
669a5db4	311	*/
5d728824	312	ret = -ENOMEM;
d7b17450	313	host = ata_host_alloc(&pdev->dev, n_ports);
5d728824 TH	314	if (!host)
5d728824 TH	315	goto failed;
5d728824	316
d7b17450 AC	317	for (p = 0; p < n_ports; p++) {
d7b17450 AC	318	ap = host->ports[p];
5d728824	319
d7b17450 AC	320	ap->ops = ops;
	321	ap->pio_mask = 1; /* ISA so PIO 0 cycles */
	322	ap->flags \|= ATA_FLAG_SLAVE_POSS;
	323	ap->ioaddr.cmd_addr = io_addr + 0x10 * p;
	324	ap->ioaddr.altstatus_addr = ctl_addr + 0x10 * p;
	325	ap->ioaddr.ctl_addr = ctl_addr + 0x10 * p;
	326	ata_std_ports(&ap->ioaddr);
	327
	328	ata_port_desc(ap, "cmd 0x%lx ctl 0x%lx", io_base, ctl_base);
	329	}
cbcdd875	330
5d728824 TH	331	/* activate */
	332	ret = ata_host_activate(host, pdev->irq.AssignedIRQ, ata_interrupt,
	333	IRQF_SHARED, &pcmcia_sht);
	334	if (ret)
669a5db4 JG	335	goto failed;
	336
	337	info->ndev = 1;
	338	kfree(stk);
	339	return 0;
	340
	341	cs_failed:
	342	cs_error(pdev, last_fn, last_ret);
	343	failed:
	344	kfree(stk);
	345	info->ndev = 0;
	346	pcmcia_disable_device(pdev);
	347	out1:
	348	kfree(info);
	349	return ret;
	350	}
	351
	352	/**
	353	* pcmcia_remove_one - unplug an pcmcia interface
	354	* @pdev: pcmcia device
	355	*
	356	* A PCMCIA ATA device has been unplugged. Perform the needed
	357	* cleanup. Also called on module unload for any active devices.
	358	*/
	359
	360	static void pcmcia_remove_one(struct pcmcia_device *pdev)
	361	{
	362	struct ata_pcmcia_info *info = pdev->priv;
	363	struct device *dev = &pdev->dev;
	364
	365	if (info != NULL) {
	366	/* If we have attached the device to the ATA layer, detach it */
	367	if (info->ndev) {
	368	struct ata_host *host = dev_get_drvdata(dev);
24dc5f33	369	ata_host_detach(host);
669a5db4 JG	370	}
	371	info->ndev = 0;
	372	pdev->priv = NULL;
	373	}
	374	pcmcia_disable_device(pdev);
	375	kfree(info);
	376	}
	377
	378	static struct pcmcia_device_id pcmcia_devices[] = {
	379	PCMCIA_DEVICE_FUNC_ID(4),
77ec15cc	380	PCMCIA_DEVICE_MANF_CARD(0x0000, 0x0000), /* Corsair */
669a5db4	381	PCMCIA_DEVICE_MANF_CARD(0x0007, 0x0000), /* Hitachi */
ed2a6e4a MD	382	PCMCIA_DEVICE_MANF_CARD(0x000a, 0x0000), /* I-O Data CFA */
ed2a6e4a MD	383	PCMCIA_DEVICE_MANF_CARD(0x001c, 0x0001), /* Mitsubishi CFA */
669a5db4	384	PCMCIA_DEVICE_MANF_CARD(0x0032, 0x0704),
7871e74a	385	PCMCIA_DEVICE_MANF_CARD(0x0032, 0x2904),
ed2a6e4a	386	PCMCIA_DEVICE_MANF_CARD(0x0045, 0x0401), /* SanDisk CFA */
a5df2eab	387	PCMCIA_DEVICE_MANF_CARD(0x0097, 0x1620), /* TI emulated */
669a5db4 JG	388	PCMCIA_DEVICE_MANF_CARD(0x0098, 0x0000), /* Toshiba */
	389	PCMCIA_DEVICE_MANF_CARD(0x00a4, 0x002d),
	390	PCMCIA_DEVICE_MANF_CARD(0x00ce, 0x0000), /* Samsung */
5796d1c4	391	PCMCIA_DEVICE_MANF_CARD(0x0319, 0x0000), /* Hitachi */
669a5db4	392	PCMCIA_DEVICE_MANF_CARD(0x2080, 0x0001),
ed2a6e4a MD	393	PCMCIA_DEVICE_MANF_CARD(0x4e01, 0x0100), /* Viking CFA */
ed2a6e4a MD	394	PCMCIA_DEVICE_MANF_CARD(0x4e01, 0x0200), /* Lexar, Viking CFA */
669a5db4 JG	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),
	403	PCMCIA_DEVICE_PROD_ID12("EXP", "CD+GAME", 0x6f58c983, 0x63c13aaf),
	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),
77ec15cc	407	PCMCIA_DEVICE_PROD_ID12("Hyperstone", "Model1", 0x3d5b9ef5, 0xca6ab420),
669a5db4 JG	408	PCMCIA_DEVICE_PROD_ID12("HITACHI", "FLASH", 0xf4f43949, 0x9eb86aae),
	409	PCMCIA_DEVICE_PROD_ID12("HITACHI", "microdrive", 0xf4f43949, 0xa6d76178),
	410	PCMCIA_DEVICE_PROD_ID12("IBM", "microdrive", 0xb569a6e5, 0xa6d76178),
	411	PCMCIA_DEVICE_PROD_ID12("IBM", "IBM17JSSFP20", 0xb569a6e5, 0xf2508753),
363f7e42	412	PCMCIA_DEVICE_PROD_ID12("KINGSTON", "CF8GB", 0x2e6d1829, 0xacbe682e),
669a5db4 JG	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),
	417	PCMCIA_DEVICE_PROD_ID12("M-Systems", "CF500", 0x7ed2ad87, 0x7a13045c),
	418	PCMCIA_DEVICE_PROD_ID2("NinjaATA-", 0xebe0bd79),
	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),
	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),
	425	PCMCIA_DEVICE_PROD_ID12("TOSHIBA", "MK2001MPL", 0xb4585a1a, 0x3489e003),
a0a00cbf	426	PCMCIA_DEVICE_PROD_ID1("TRANSCEND 512M ", 0xd0909443),
bf4e1829	427	PCMCIA_DEVICE_PROD_ID12("TRANSCEND", "TS1GCF80", 0x709b1bf1, 0x2a54d4b1),
48aaae7a	428	PCMCIA_DEVICE_PROD_ID12("TRANSCEND", "TS2GCF120", 0x709b1bf1, 0x969aa4f2),
a0a00cbf	429	PCMCIA_DEVICE_PROD_ID12("TRANSCEND", "TS4GCF120", 0x709b1bf1, 0xf54a91c8),
669a5db4	430	PCMCIA_DEVICE_PROD_ID12("WIT", "IDE16", 0x244e5994, 0x3e232852),
0517793f	431	PCMCIA_DEVICE_PROD_ID12("WEIDA", "TWTTI", 0xcc7cf69c, 0x212bb918),
669a5db4 JG	432	PCMCIA_DEVICE_PROD_ID1("STI Flash", 0xe4a13209),
	433	PCMCIA_DEVICE_PROD_ID12("STI", "Flash 5.0", 0xbf2df18d, 0x8cb57a0e),
	434	PCMCIA_MFC_DEVICE_PROD_ID12(1, "SanDisk", "ConnectPlus", 0x7a954bd9, 0x74be00c6),
	435	PCMCIA_DEVICE_NULL,
	436	};
	437
	438	MODULE_DEVICE_TABLE(pcmcia, pcmcia_devices);
	439
	440	static struct pcmcia_driver pcmcia_driver = {
	441	.owner = THIS_MODULE,
	442	.drv = {
	443	.name = DRV_NAME,
	444	},
	445	.id_table = pcmcia_devices,
	446	.probe = pcmcia_init_one,
	447	.remove = pcmcia_remove_one,
	448	};
	449
	450	static int __init pcmcia_init(void)
	451	{
	452	return pcmcia_register_driver(&pcmcia_driver);
	453	}
	454
	455	static void __exit pcmcia_exit(void)
	456	{
	457	pcmcia_unregister_driver(&pcmcia_driver);
	458	}
	459
	460	MODULE_AUTHOR("Alan Cox");
	461	MODULE_DESCRIPTION("low-level driver for PCMCIA ATA");
	462	MODULE_LICENSE("GPL");
	463	MODULE_VERSION(DRV_VERSION);
	464
	465	module_init(pcmcia_init);
	466	module_exit(pcmcia_exit);