163 lines
4.5 KiB
C
163 lines
4.5 KiB
C
/*
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* Copyright (c) 2001 M. Warner Losh. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/bus.h>
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#include <sys/conf.h>
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#include <sys/kernel.h>
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#include <sys/lock.h>
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#include <sys/malloc.h>
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#include <sys/mutex.h>
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#include <sys/module.h>
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#include <sys/tty.h>
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#include <machine/bus_pio.h>
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#include <machine/bus.h>
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#include <sys/timepps.h>
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#include <dev/sio/siovar.h>
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#include <pci/pcivar.h>
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static int sio_pci_attach(device_t dev);
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static void sio_pci_kludge_unit(device_t dev);
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static int sio_pci_probe(device_t dev);
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static device_method_t sio_pci_methods[] = {
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/* Device interface */
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DEVMETHOD(device_probe, sio_pci_probe),
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DEVMETHOD(device_attach, sio_pci_attach),
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DEVMETHOD(device_detach, siodetach),
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{ 0, 0 }
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};
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static driver_t sio_pci_driver = {
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sio_driver_name,
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sio_pci_methods,
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0,
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};
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struct pci_ids {
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u_int32_t type;
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const char *desc;
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int rid;
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};
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static struct pci_ids pci_ids[] = {
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{ 0x100812b9, "3COM PCI FaxModem", 0x10 },
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{ 0x2000131f, "CyberSerial (1-port) 16550", 0x10 },
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{ 0x01101407, "Koutech IOFLEX-2S PCI Dual Port Serial", 0x10 },
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{ 0x01111407, "Koutech IOFLEX-2S PCI Dual Port Serial", 0x10 },
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{ 0x048011c1, "Lucent kermit based PCI Modem", 0x14 },
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{ 0x95211415, "Oxford Semiconductor PCI Dual Port Serial", 0x10 },
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{ 0x7101135e, "SeaLevel Ultra 530.PCI Single Port Serial", 0x18 },
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{ 0x0000151f, "SmartLink 5634PCV SurfRider", 0x10 },
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{ 0x0103115d, "Xircom Cardbus modem", 0x10 },
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{ 0x98459710, "Netmos Nm9845 PCI Bridge with Dual UART", 0x10 },
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{ 0x01c0135c, "Quatech SSCLP-200/300", 0x18
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/*
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* NB: You must mount the "SPAD" jumper to correctly detect
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* the FIFO on the UART. Set the options on the jumpers,
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* we do not support the extra registers on the Quatech.
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*/
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},
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{ 0x00000000, NULL, 0 }
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};
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static int
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sio_pci_attach(dev)
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device_t dev;
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{
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u_int32_t type;
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struct pci_ids *id;
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int flags;
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type = pci_get_devid(dev);
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id = pci_ids;
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while (id->type && id->type != type)
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id++;
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if (id->desc == NULL)
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return (ENXIO);
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sio_pci_kludge_unit(dev);
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if (resource_int_value("sio", device_get_unit(dev), "flags", &flags)
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== 0)
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device_set_flags(dev, flags);
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return (sioattach(dev, id->rid, 0UL));
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}
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/*
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* Don't cut and paste this to other drivers. It is a horrible kludge
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* which will fail to work and also be unnecessary in future versions.
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*/
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static void
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sio_pci_kludge_unit(dev)
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device_t dev;
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{
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devclass_t dc;
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int err;
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int start;
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int unit;
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unit = 0;
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start = 0;
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while (resource_int_value("sio", unit, "port", &start) == 0 &&
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start > 0)
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unit++;
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if (device_get_unit(dev) < unit) {
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dc = device_get_devclass(dev);
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while (devclass_get_device(dc, unit))
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unit++;
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device_printf(dev, "moving to sio%d\n", unit);
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err = device_set_unit(dev, unit); /* EVIL DO NOT COPY */
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if (err)
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device_printf(dev, "error moving device %d\n", err);
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}
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}
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static int
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sio_pci_probe(dev)
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device_t dev;
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{
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u_int32_t type;
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struct pci_ids *id;
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type = pci_get_devid(dev);
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id = pci_ids;
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while (id->type && id->type != type)
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id++;
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if (id->desc == NULL)
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return (ENXIO);
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device_set_desc(dev, id->desc);
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#ifdef PC98
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SET_FLAG(dev, SET_IFTYPE(COM_IF_NS16550));
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#endif
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return (sioprobe(dev, id->rid, 0UL, 0));
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}
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DRIVER_MODULE(sio, pci, sio_pci_driver, sio_devclass, 0, 0);
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DRIVER_MODULE(sio, cardbus, sio_pci_driver, sio_devclass, 0, 0);
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