1/*- 2 * Copyright (c) 2004-2005 M. Warner Losh. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27#include <sys/cdefs.h> 28__FBSDID("$FreeBSD$"); 29 30#include <sys/param.h> 31#include <sys/bio.h> 32#include <sys/bus.h> 33#include <sys/kernel.h> 34#include <sys/lock.h> 35#include <sys/module.h> 36#include <sys/mutex.h> 37#include <sys/rman.h> 38#include <sys/systm.h> 39#include <machine/bus.h> 40 41#include <dev/fdc/fdcvar.h> 42#include <dev/pccard/pccardvar.h> 43#include "pccarddevs.h" 44 45static int fdc_pccard_probe(device_t); 46static int fdc_pccard_attach(device_t); 47 48static const struct pccard_product fdc_pccard_products[] = { 49 PCMCIA_CARD(YEDATA, EXTERNAL_FDD), 50}; 51 52static int 53fdc_pccard_alloc_resources(device_t dev, struct fdc_data *fdc) 54{ 55 struct resource *res; 56 int rid, i; 57 58 rid = 0; 59 res = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0ul, ~0ul, 1, 60 RF_ACTIVE); 61 if (res == NULL) { 62 device_printf(dev, "cannot alloc I/O port range\n"); 63 return (ENXIO); 64 } 65 for (i = 0; i < FDC_MAXREG; i++) { 66 fdc->resio[i] = res; 67 fdc->ridio[i] = rid; 68 fdc->ioff[i] = i; 69 fdc->ioh[i] = rman_get_bushandle(res); 70 } 71 fdc->iot = rman_get_bustag(res); 72 73 fdc->rid_irq = 0; 74 fdc->res_irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &fdc->rid_irq, 75 RF_ACTIVE | RF_SHAREABLE); 76 if (fdc->res_irq == NULL) { 77 device_printf(dev, "cannot reserve interrupt line\n"); 78 return (ENXIO); 79 } 80 return (0); 81} 82 83static int 84fdc_pccard_probe(device_t dev) 85{ 86 if (pccard_product_lookup(dev, fdc_pccard_products, 87 sizeof(fdc_pccard_products[0]), NULL) != NULL) { 88 device_set_desc(dev, "PC Card Floppy"); 89 return (0); 90 } 91 return (ENXIO); 92} 93 94static int 95fdc_pccard_attach(device_t dev) 96{ 97 int error; 98 struct fdc_data *fdc; 99 device_t child; 100 101 fdc = device_get_softc(dev); 102 fdc->flags = FDC_NODMA | FDC_NOFAST; 103 fdc->fdct = FDC_NE765; 104 error = fdc_pccard_alloc_resources(dev, fdc); 105 if (error == 0) 106 error = fdc_attach(dev); 107 if (error == 0) { 108 child = fdc_add_child(dev, "fd", -1); 109 device_set_flags(child, 0x24); 110 error = bus_generic_attach(dev); 111 } 112 if (error) 113 fdc_release_resources(fdc); 114 return (error); 115} 116 117static device_method_t fdc_pccard_methods[] = { 118 /* Device interface */ 119 DEVMETHOD(device_probe, fdc_pccard_probe), 120 DEVMETHOD(device_attach, fdc_pccard_attach), 121 DEVMETHOD(device_detach, fdc_detach), 122 DEVMETHOD(device_shutdown, bus_generic_shutdown), 123 DEVMETHOD(device_suspend, bus_generic_suspend), 124 DEVMETHOD(device_resume, bus_generic_resume), 125 126 /* Bus interface */ 127 DEVMETHOD(bus_print_child, fdc_print_child), 128 DEVMETHOD(bus_read_ivar, fdc_read_ivar), 129 DEVMETHOD(bus_write_ivar, fdc_write_ivar), 130 /* Our children never use any other bus interface methods. */ 131 132 { 0, 0 } 133}; 134 135static driver_t fdc_pccard_driver = { 136 "fdc", 137 fdc_pccard_methods, 138 sizeof(struct fdc_data) 139}; 140 141DRIVER_MODULE(fdc, pccard, fdc_pccard_driver, fdc_devclass, 0, 0); 142