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Ole André Vadla Ravnås
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51358 changed files with 23120455 additions and 0 deletions
209
drivers/scsi/pcmcia/fdomain_stub.c
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209
drivers/scsi/pcmcia/fdomain_stub.c
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/*======================================================================
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A driver for Future Domain-compatible PCMCIA SCSI cards
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fdomain_cs.c 1.47 2001/10/13 00:08:52
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The contents of this file are subject to the Mozilla Public
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License Version 1.1 (the "License"); you may not use this file
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except in compliance with the License. You may obtain a copy of
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the License at http://www.mozilla.org/MPL/
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Software distributed under the License is distributed on an "AS
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IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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implied. See the License for the specific language governing
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rights and limitations under the License.
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The initial developer of the original code is David A. Hinds
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<dahinds@users.sourceforge.net>. Portions created by David A. Hinds
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are Copyright (C) 1999 David A. Hinds. All Rights Reserved.
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Alternatively, the contents of this file may be used under the
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terms of the GNU General Public License version 2 (the "GPL"), in
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which case the provisions of the GPL are applicable instead of the
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above. If you wish to allow the use of your version of this file
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only under the terms of the GPL and not to allow others to use
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your version of this file under the MPL, indicate your decision
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by deleting the provisions above and replace them with the notice
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and other provisions required by the GPL. If you do not delete
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the provisions above, a recipient may use your version of this
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file under either the MPL or the GPL.
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======================================================================*/
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#include <linux/module.h>
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#include <linux/init.h>
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#include <linux/kernel.h>
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#include <linux/slab.h>
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#include <linux/string.h>
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#include <linux/ioport.h>
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#include <scsi/scsi.h>
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#include <linux/major.h>
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#include <linux/blkdev.h>
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#include <scsi/scsi_ioctl.h>
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#include "scsi.h"
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#include <scsi/scsi_host.h>
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#include "fdomain.h"
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#include <pcmcia/cistpl.h>
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#include <pcmcia/ds.h>
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/*====================================================================*/
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/* Module parameters */
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MODULE_AUTHOR("David Hinds <dahinds@users.sourceforge.net>");
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MODULE_DESCRIPTION("Future Domain PCMCIA SCSI driver");
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MODULE_LICENSE("Dual MPL/GPL");
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/*====================================================================*/
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typedef struct scsi_info_t {
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struct pcmcia_device *p_dev;
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struct Scsi_Host *host;
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} scsi_info_t;
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static void fdomain_release(struct pcmcia_device *link);
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static void fdomain_detach(struct pcmcia_device *p_dev);
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static int fdomain_config(struct pcmcia_device *link);
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static int fdomain_probe(struct pcmcia_device *link)
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{
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scsi_info_t *info;
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dev_dbg(&link->dev, "fdomain_attach()\n");
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/* Create new SCSI device */
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info = kzalloc(sizeof(*info), GFP_KERNEL);
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if (!info)
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return -ENOMEM;
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info->p_dev = link;
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link->priv = info;
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link->config_flags |= CONF_ENABLE_IRQ | CONF_AUTO_SET_IO;
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link->config_regs = PRESENT_OPTION;
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return fdomain_config(link);
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} /* fdomain_attach */
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/*====================================================================*/
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static void fdomain_detach(struct pcmcia_device *link)
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{
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dev_dbg(&link->dev, "fdomain_detach\n");
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fdomain_release(link);
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kfree(link->priv);
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} /* fdomain_detach */
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/*====================================================================*/
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static int fdomain_config_check(struct pcmcia_device *p_dev, void *priv_data)
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{
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p_dev->io_lines = 10;
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p_dev->resource[0]->end = 0x10;
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p_dev->resource[0]->flags &= ~IO_DATA_PATH_WIDTH;
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p_dev->resource[0]->flags |= IO_DATA_PATH_WIDTH_AUTO;
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return pcmcia_request_io(p_dev);
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}
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static int fdomain_config(struct pcmcia_device *link)
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{
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scsi_info_t *info = link->priv;
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int ret;
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char str[22];
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struct Scsi_Host *host;
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dev_dbg(&link->dev, "fdomain_config\n");
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ret = pcmcia_loop_config(link, fdomain_config_check, NULL);
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if (ret)
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goto failed;
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if (!link->irq)
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goto failed;
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ret = pcmcia_enable_device(link);
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if (ret)
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goto failed;
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/* A bad hack... */
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release_region(link->resource[0]->start, resource_size(link->resource[0]));
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/* Set configuration options for the fdomain driver */
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sprintf(str, "%d,%d", (unsigned int) link->resource[0]->start, link->irq);
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fdomain_setup(str);
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host = __fdomain_16x0_detect(&fdomain_driver_template);
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if (!host) {
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printk(KERN_INFO "fdomain_cs: no SCSI devices found\n");
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goto failed;
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}
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if (scsi_add_host(host, NULL))
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goto failed;
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scsi_scan_host(host);
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info->host = host;
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return 0;
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failed:
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fdomain_release(link);
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return -ENODEV;
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} /* fdomain_config */
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/*====================================================================*/
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static void fdomain_release(struct pcmcia_device *link)
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{
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scsi_info_t *info = link->priv;
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dev_dbg(&link->dev, "fdomain_release\n");
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scsi_remove_host(info->host);
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pcmcia_disable_device(link);
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scsi_unregister(info->host);
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}
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/*====================================================================*/
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static int fdomain_resume(struct pcmcia_device *link)
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{
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fdomain_16x0_bus_reset(NULL);
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return 0;
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}
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static const struct pcmcia_device_id fdomain_ids[] = {
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PCMCIA_DEVICE_PROD_ID12("IBM Corp.", "SCSI PCMCIA Card", 0xe3736c88, 0x859cad20),
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PCMCIA_DEVICE_PROD_ID1("SCSI PCMCIA Adapter Card", 0x8dacb57e),
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PCMCIA_DEVICE_PROD_ID12(" SIMPLE TECHNOLOGY Corporation", "SCSI PCMCIA Credit Card Controller", 0x182bdafe, 0xc80d106f),
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PCMCIA_DEVICE_NULL,
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};
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MODULE_DEVICE_TABLE(pcmcia, fdomain_ids);
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static struct pcmcia_driver fdomain_cs_driver = {
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.owner = THIS_MODULE,
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.name = "fdomain_cs",
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.probe = fdomain_probe,
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.remove = fdomain_detach,
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.id_table = fdomain_ids,
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.resume = fdomain_resume,
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};
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static int __init init_fdomain_cs(void)
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{
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return pcmcia_register_driver(&fdomain_cs_driver);
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}
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static void __exit exit_fdomain_cs(void)
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{
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pcmcia_unregister_driver(&fdomain_cs_driver);
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}
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module_init(init_fdomain_cs);
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module_exit(exit_fdomain_cs);
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