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.
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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 <sys/timepps.h> 41 42#include <dev/sio/siovar.h> 43 44#include <dev/pci/pcivar.h> 45 46static int sio_pci_attach(device_t dev); 47static void sio_pci_kludge_unit(device_t dev); 48static int sio_pci_probe(device_t dev); 49 50static device_method_t sio_pci_methods[] = { 51 /* Device interface */ 52 DEVMETHOD(device_probe, sio_pci_probe), 53 DEVMETHOD(device_attach, sio_pci_attach), 54 DEVMETHOD(device_detach, siodetach), 55 56 { 0, 0 } 57}; 58 59static driver_t sio_pci_driver = { 60 sio_driver_name, 61 sio_pci_methods, 62 0, 63}; 64 65struct pci_ids { 66 u_int32_t type; 67 const char *desc; 68 int rid; 69}; 70 71static struct pci_ids pci_ids[] = { 72 { 0x100812b9, "3COM PCI FaxModem", 0x10 }, 73 { 0x2000131f, "CyberSerial (1-port) 16550", 0x10 }, 74 { 0x01101407, "Koutech IOFLEX-2S PCI Dual Port Serial", 0x10 }, 75 { 0x01111407, "Koutech IOFLEX-2S PCI Dual Port Serial", 0x10 }, 76 { 0x048011c1, "Lucent kermit based PCI Modem", 0x14 }, 77 { 0x95211415, "Oxford Semiconductor PCI Dual Port Serial", 0x10 }, 78 { 0x7101135e, "SeaLevel Ultra 530.PCI Single Port Serial", 0x18 }, 79 { 0x0000151f, "SmartLink 5634PCV SurfRider", 0x10 }, 80 { 0x0103115d, "Xircom Cardbus modem", 0x10 }, 81 { 0x98459710, "Netmos Nm9845 PCI Bridge with Dual UART", 0x10 }, 82 { 0x01c0135c, "Quatech SSCLP-200/300", 0x18 83 /* 84 * NB: You must mount the "SPAD" jumper to correctly detect 85 * the FIFO on the UART. Set the options on the jumpers, 86 * we do not support the extra registers on the Quatech. 87 */ 88 }, 89 { 0x00000000, NULL, 0 } 90}; 91 92static int 93sio_pci_attach(dev) 94 device_t dev; 95{ 96 u_int32_t type; 97 struct pci_ids *id; 98 int flags; 99 100 type = pci_get_devid(dev); 101 id = pci_ids; 102 while (id->type && id->type != type) 103 id++; 104 if (id->desc == NULL) 105 return (ENXIO); 106 sio_pci_kludge_unit(dev); 107 if (resource_int_value("sio", device_get_unit(dev), "flags", &flags) 108 == 0) 109 device_set_flags(dev, flags); 110 return (sioattach(dev, id->rid, 0UL)); 111} 112 113/* 114 * Don't cut and paste this to other drivers. It is a horrible kludge 115 * which will fail to work and also be unnecessary in future versions. 116 */ 117static void 118sio_pci_kludge_unit(dev) 119 device_t dev; 120{ 121 devclass_t dc; 122 int err; 123 int start; 124 int unit; 125 126 unit = 0; 127 start = 0; 128 while (resource_int_value("sio", unit, "port", &start) == 0 && 129 start > 0) 130 unit++; 131 if (device_get_unit(dev) < unit) { 132 dc = device_get_devclass(dev); 133 while (devclass_get_device(dc, unit)) 134 unit++; 135 device_printf(dev, "moving to sio%d\n", unit); 136 err = device_set_unit(dev, unit); /* EVIL DO NOT COPY */ 137 if (err) 138 device_printf(dev, "error moving device %d\n", err); 139 } 140} 141 142static int 143sio_pci_probe(dev) 144 device_t dev; 145{ 146 u_int32_t type; 147 struct pci_ids *id; 148 149 type = pci_get_devid(dev); 150 id = pci_ids; 151 while (id->type && id->type != type) 152 id++; 153 if (id->desc == NULL) 154 return (ENXIO); 155 device_set_desc(dev, id->desc); 156#ifdef PC98 157 SET_FLAG(dev, SET_IFTYPE(COM_IF_NS16550)); 158#endif 159 return (sioprobe(dev, id->rid, 0UL, 0)); 160} 161 162DRIVER_MODULE(sio, pci, sio_pci_driver, sio_devclass, 0, 0); 163DRIVER_MODULE(sio, cardbus, sio_pci_driver, sio_devclass, 0, 0);
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