sio_pccard.c revision 129740
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 129740 2004-05-26 00:53:10Z imp $"); 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/pccard_cis.h> 44#include "pccarddevs.h" 45#include <dev/pccard/pccardreg.h> 46#include <dev/pccard/pccardvar.h> 47 48#include <dev/sio/siovar.h> 49 50static int sio_pccard_attach(device_t dev); 51static int sio_pccard_match(device_t self); 52static int sio_pccard_probe(device_t dev); 53 54static device_method_t sio_pccard_methods[] = { 55 /* Device interface */ 56 DEVMETHOD(device_probe, pccard_compat_probe), 57 DEVMETHOD(device_attach, pccard_compat_attach), 58 DEVMETHOD(device_detach, siodetach), 59 60 /* Card interface */ 61 DEVMETHOD(card_compat_match, sio_pccard_match), 62 DEVMETHOD(card_compat_probe, sio_pccard_probe), 63 DEVMETHOD(card_compat_attach, sio_pccard_attach), 64 65 { 0, 0 } 66}; 67 68static driver_t sio_pccard_driver = { 69 sio_driver_name, 70 sio_pccard_methods, 71 0, 72}; 73 74static int 75sio_pccard_match(device_t dev) 76{ 77 int error = 0; 78 u_int32_t fcn = PCCARD_FUNCTION_UNSPEC; 79 80 error = pccard_get_function(dev, &fcn); 81 if (error != 0) 82 return (error); 83 /* 84 * If a serial card, we are likely the right driver. However, 85 * some serial cards are better servered by other drivers, so 86 * allow other drivers to claim it, if they want. 87 */ 88 if (fcn == PCCARD_FUNCTION_SERIAL) 89 return (-100); 90 91 return(ENXIO); 92} 93 94static int 95sio_pccard_probe(dev) 96 device_t dev; 97{ 98 99#ifdef PC98 100 SET_FLAG(dev, SET_IFTYPE(COM_IF_MODEM_CARD)); 101#endif 102 /* Do not probe IRQ - pccard doesn't turn on the interrupt line */ 103 /* until bus_setup_intr */ 104 return (sioprobe(dev, 0, 0UL, 1)); 105} 106 107static int 108sio_pccard_attach(dev) 109 device_t dev; 110{ 111 return (sioattach(dev, 0, 0UL)); 112} 113 114DRIVER_MODULE(sio, pccard, sio_pccard_driver, sio_devclass, 0, 0); 115