sio_pci.c

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    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: releng/8.4/sys/dev/sio/sio_pci.c 229893 2012-01-10 00:27:16Z eadler $");
   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.h>
   39 #include <sys/timepps.h>
   40 
   41 #include <dev/sio/siovar.h>
   42 
   43 #include <dev/pci/pcivar.h>
   44 
   45 static  int     sio_pci_attach(device_t dev);
   46 static  int     sio_pci_probe(device_t dev);
   47 
   48 static device_method_t sio_pci_methods[] = {
   49         /* Device interface */
   50         DEVMETHOD(device_probe,         sio_pci_probe),
   51         DEVMETHOD(device_attach,        sio_pci_attach),
   52         DEVMETHOD(device_detach,        siodetach),
   53 
   54         { 0, 0 }
   55 };
   56 
   57 static driver_t sio_pci_driver = {
   58         sio_driver_name,
   59         sio_pci_methods,
   60         0,
   61 };
   62 
   63 struct pci_ids {
   64         u_int32_t       type;
   65         const char      *desc;
   66         int             rid;
   67 };
   68 
   69 static struct pci_ids pci_ids[] = {
   70         { 0x100812b9, "3COM PCI FaxModem", 0x10 },
   71         { 0x2000131f, "CyberSerial (1-port) 16550", 0x10 },
   72         { 0x01101407, "Koutech IOFLEX-2S PCI Dual Port Serial", 0x10 },
   73         { 0x01111407, "Koutech IOFLEX-2S PCI Dual Port Serial", 0x10 },
   74         { 0x048011c1, "Lucent kermit based PCI Modem", 0x14 },
   75         { 0x95211415, "Oxford Semiconductor PCI Dual Port Serial", 0x10 },
   76         { 0x7101135e, "SeaLevel Ultra 530.PCI Single Port Serial", 0x18 },
   77         { 0x0000151f, "SmartLink 5634PCV SurfRider", 0x10 },
   78         { 0x0103115d, "Xircom Cardbus modem", 0x10 },
   79         { 0x432214e4, "Broadcom 802.11b/GPRS CardBus (Serial)", 0x10 },
   80         { 0x434414e4, "Broadcom 802.11bg/EDGE/GPRS CardBus (Serial)", 0x10 },
   81         { 0x01c0135c, "Quatech SSCLP-200/300", 0x18 
   82                 /* 
   83                  * NB: You must mount the "SPAD" jumper to correctly detect
   84                  * the FIFO on the UART.  Set the options on the jumpers,
   85                  * we do not support the extra registers on the Quatech.
   86                  */
   87         },
   88         { 0x00000000, NULL, 0 }
   89 };
   90 
   91 static int
   92 sio_pci_attach(dev)
   93         device_t        dev;
   94 {
   95         u_int32_t       type;
   96         struct pci_ids  *id;
   97 
   98         type = pci_get_devid(dev);
   99         id = pci_ids;
  100         while (id->type && id->type != type)
  101                 id++;
  102         if (id->desc == NULL)
  103                 return (ENXIO);
  104         return (sioattach(dev, id->rid, 0UL));
  105 }
  106 
  107 static int
  108 sio_pci_probe(dev)
  109         device_t        dev;
  110 {
  111         u_int32_t       type;
  112         struct pci_ids  *id;
  113 
  114         type = pci_get_devid(dev);
  115         id = pci_ids;
  116         while (id->type && id->type != type)
  117                 id++;
  118         if (id->desc == NULL)
  119                 return (ENXIO);
  120         device_set_desc(dev, id->desc);
  121 #ifdef PC98
  122         SET_FLAG(dev, SET_IFTYPE(COM_IF_NS16550));
  123 #endif
  124         return (sioprobe(dev, id->rid, 0UL, 0));
  125 }
  126 
  127 DRIVER_MODULE(sio, pci, sio_pci_driver, sio_devclass, 0, 0);

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FreeBSD/Linux Kernel Cross Reference sys/dev/sio/sio_pci.c

FreeBSD/Linux Kernel Cross Reference
sys/dev/sio/sio_pci.c