sio_pccard.c revision 119452
1/* 2 * Copyright (c) 2001 M. Warner Losh. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 14 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 15 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 16 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 17 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 18 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 19 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 20 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 22 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 23 */ 24 25#include <sys/cdefs.h> 26__FBSDID("$FreeBSD: head/sys/dev/sio/sio_pccard.c 119452 2003-08-25 09:48:48Z obrien $"); 27 28#include <sys/param.h> 29#include <sys/systm.h> 30#include <sys/bus.h> 31#include <sys/conf.h> 32#include <sys/kernel.h> 33#include <sys/lock.h> 34#include <sys/malloc.h> 35#include <sys/mutex.h> 36#include <sys/module.h> 37#include <sys/tty.h> 38#include <machine/bus_pio.h> 39#include <machine/bus.h> 40#include <machine/resource.h> 41#include <sys/timepps.h> 42 43#include <dev/pccard/pccardreg.h> 44#include <dev/pccard/pccardvar.h> 45#include <dev/pccard/pccarddevs.h> 46 47#include <dev/sio/siovar.h> 48 49static int sio_pccard_attach(device_t dev); 50static int sio_pccard_match(device_t self); 51static int sio_pccard_probe(device_t dev); 52 53static device_method_t sio_pccard_methods[] = { 54 /* Device interface */ 55 DEVMETHOD(device_probe, pccard_compat_probe), 56 DEVMETHOD(device_attach, pccard_compat_attach), 57 DEVMETHOD(device_detach, siodetach), 58 59 /* Card interface */ 60 DEVMETHOD(card_compat_match, sio_pccard_match), 61 DEVMETHOD(card_compat_probe, sio_pccard_probe), 62 DEVMETHOD(card_compat_attach, sio_pccard_attach), 63 64 { 0, 0 } 65}; 66 67static driver_t sio_pccard_driver = { 68 sio_driver_name, 69 sio_pccard_methods, 70 0, 71}; 72 73static int 74sio_pccard_match(device_t dev) 75{ 76 int error = 0; 77 u_int32_t fcn = PCCARD_FUNCTION_UNSPEC; 78 79 error = pccard_get_function(dev, &fcn); 80 if (error != 0) 81 return (error); 82 /* 83 * If a serial card, we are likely the right driver. However, 84 * some serial cards are better servered by other drivers, so 85 * allow other drivers to claim it, if they want. 86 */ 87 if (fcn == PCCARD_FUNCTION_SERIAL) 88 return (-100); 89 90 return(ENXIO); 91} 92 93static int 94sio_pccard_probe(dev) 95 device_t dev; 96{ 97 98#ifdef PC98 99 SET_FLAG(dev, SET_IFTYPE(COM_IF_MODEM_CARD)); 100#endif 101 /* Do not probe IRQ - pccard doesn't turn on the interrupt line */ 102 /* until bus_setup_intr */ 103 return (sioprobe(dev, 0, 0UL, 1)); 104} 105 106static int 107sio_pccard_attach(dev) 108 device_t dev; 109{ 110 return (sioattach(dev, 0, 0UL)); 111} 112 113DRIVER_MODULE(sio, pccard, sio_pccard_driver, sio_devclass, 0, 0); 114