text: /*-
   * Copyright (c) 2004 M. Warner Losh.
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions, and the following disclaimer,
   *    without modification, immediately at the beginning of the file.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in
   *    the documentation and/or other materials provided with the
   *    distribution.
   *
   * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
   * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   * SUCH DAMAGE.
   */
  
  #include <sys/cdefs.h>
  __FBSDID("$FreeBSD: src/sys/dev/fdc/fdc_pccard.c,v 1.8.2.1 2004/09/18 04:57:55 imp Exp $");
  
  #include <sys/param.h>
  #include <sys/bio.h>
  #include <sys/bus.h>
  #include <sys/kernel.h>
  #include <sys/lock.h>
  #include <sys/module.h>
  #include <sys/mutex.h>
  #include <sys/rman.h>
  #include <sys/systm.h>
  #include <machine/bus.h>
  
  #include <machine/bus.h>
  
  #include <dev/fdc/fdcvar.h>
  #include <dev/pccard/pccardvar.h>
  #include "pccarddevs.h"
  
  static int fdc_pccard_probe(device_t);
  static int fdc_pccard_attach(device_t);
  
  static const struct pccard_product fdc_pccard_products[] = {
  	PCMCIA_CARD(YEDATA, EXTERNAL_FDD, 0),
  };
  	
  static int
  fdc_pccard_alloc_resources(device_t dev, struct fdc_data *fdc)
  {
  	fdc->rid_ioport = 0;
  	fdc->res_ioport = bus_alloc_resource(dev, SYS_RES_IOPORT,
  	    &fdc->rid_ioport, 0ul, ~0ul, 1, RF_ACTIVE);
  	if (fdc->res_ioport == NULL) {
  		device_printf(dev, "cannot alloc I/O port range\n");
  		return (ENXIO);
  	}
  	fdc->portt = rman_get_bustag(fdc->res_ioport);
  	fdc->porth = rman_get_bushandle(fdc->res_ioport);
  	fdc->stst = fdc->portt;
  	fdc->stsh = fdc->porth;
  	fdc->sts_off = 0;
  	fdc->ctlt = fdc->portt;
  	fdc->ctlh = fdc->porth;
  	fdc->ctl_off = 7;
  
  	fdc->rid_irq = 0;
  	fdc->res_irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &fdc->rid_irq,
  	    RF_ACTIVE | RF_SHAREABLE);
  	if (fdc->res_irq == NULL) {
  		device_printf(dev, "cannot reserve interrupt line\n");
  		return (ENXIO);
  	}
  	return (0);
  }
  
  static int
  fdc_pccard_probe(device_t dev)
  {
  	const struct pccard_product *pp;
  
  	if ((pp = pccard_product_lookup(dev, fdc_pccard_products,
  	    sizeof(fdc_pccard_products[0]), NULL)) != NULL) {
  		device_set_desc(dev, "PC Card Floppy");
  		return (0);
  	}
  	return (ENXIO);
  }
  
  static int
  fdc_pccard_attach(device_t dev)
  {
  	int error;
  	struct	fdc_data *fdc;
  	device_t child;
  
  	fdc = device_get_softc(dev);
  	fdc->flags = FDC_NODMA;
  	fdc->fdct = FDC_NE765;
  	error = fdc_pccard_alloc_resources(dev, fdc);
  	if (error == 0)
  		error = fdc_attach(dev);
  	if (error == 0) {
  		child = fdc_add_child(dev, "fd", -1);
  		device_set_flags(child, 0x24);
  		error = bus_generic_attach(dev);
  	}
  	if (error)
  		fdc_release_resources(fdc);
  	return (error);
  }
  
  static device_method_t fdc_pccard_methods[] = {
  	/* Device interface */
  	DEVMETHOD(device_probe,		fdc_pccard_probe),
  	DEVMETHOD(device_attach,	fdc_pccard_attach),
  	DEVMETHOD(device_detach,	fdc_detach),
  	DEVMETHOD(device_shutdown,	bus_generic_shutdown),
  	DEVMETHOD(device_suspend,	bus_generic_suspend),
  	DEVMETHOD(device_resume,	bus_generic_resume),
  
  	/* Bus interface */
  	DEVMETHOD(bus_print_child,	fdc_print_child),
  	DEVMETHOD(bus_read_ivar,	fdc_read_ivar),
  	DEVMETHOD(bus_write_ivar,       fdc_write_ivar),
  	/* Our children never use any other bus interface methods. */
  
  	{ 0, 0 }
  };
  
  static driver_t fdc_pccard_driver = {
  	"fdc",
  	fdc_pccard_methods,
  	sizeof(struct fdc_data)
  };
  
  DRIVER_MODULE(fdc, pccard, fdc_pccard_driver, fdc_devclass, 0, 0);
  