308 lines
8.7 KiB
C
308 lines
8.7 KiB
C
/*
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* Copyright (c) 1999, 2000 Dave Boyce. 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 AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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*---------------------------------------------------------------------------
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*
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* i4b_iwic - isdn4bsd Winbond W6692 driver
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* ----------------------------------------
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* last edit-date: [Tue Jan 16 10:53:03 2001]
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*
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*---------------------------------------------------------------------------*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include "opt_i4b.h"
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#include <sys/param.h>
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#include <sys/kernel.h>
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#include <sys/systm.h>
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#include <sys/socket.h>
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#include <net/if.h>
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#include <machine/bus.h>
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#include <machine/resource.h>
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#include <sys/bus.h>
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#include <sys/rman.h>
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#include <dev/pci/pcireg.h>
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#include <dev/pci/pcivar.h>
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#include <machine/i4b_ioctl.h>
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#include <machine/i4b_trace.h>
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#include <i4b/include/i4b_global.h>
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#include <i4b/include/i4b_l3l4.h>
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#include <i4b/layer1/i4b_l1.h>
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#include <i4b/layer1/iwic/i4b_iwic.h>
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#include <i4b/layer1/iwic/i4b_w6692.h>
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extern struct i4b_l1mux_func iwic_l1mux_func;
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/* Winbond PCI Configuration Space */
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#define BADDR0 PCIR_BAR(0)
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#define BADDR1 PCIR_BAR(1)
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static void iwic_pci_intr(struct iwic_softc *sc);
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static int iwic_pci_probe(device_t dev);
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static int iwic_pci_attach(device_t dev);
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static device_method_t iwic_pci_methods[] =
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{
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DEVMETHOD(device_probe, iwic_pci_probe),
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DEVMETHOD(device_attach, iwic_pci_attach),
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{ 0, 0 }
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};
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static driver_t iwic_pci_driver =
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{
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"iwic",
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iwic_pci_methods,
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0
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};
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static devclass_t iwic_pci_devclass;
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DRIVER_MODULE(iwic, pci, iwic_pci_driver, iwic_pci_devclass, 0, 0);
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#define IWIC_MAXUNIT 4
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struct iwic_softc iwic_sc[IWIC_MAXUNIT];
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/*---------------------------------------------------------------------------*
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* PCI ID list for ASUSCOM card got from Asuscom in March 2000:
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*
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* Vendor ID: 0675 Device ID: 1702
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* Vendor ID: 0675 Device ID: 1703
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* Vendor ID: 0675 Device ID: 1707
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* Vendor ID: 10CF Device ID: 105E
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* Vendor ID: 1043 Device ID: 0675 SubVendor: 144F SubDevice ID: 2000
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* Vendor ID: 1043 Device ID: 0675 SubVendor: 144F SubDevice ID: 1702
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* Vendor ID: 1043 Device ID: 0675 SubVendor: 144F SubDevice ID: 1707
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* Vendor ID: 1043 Device ID: 0675 SubVendor: 1043 SubDevice ID: 1702
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* Vendor ID: 1043 Device ID: 0675 SubVendor: 1043 SubDevice ID: 1707
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* Vendor ID: 1050 Device ID: 6692 SubVendor: 0675 SubDevice ID: 1702
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*---------------------------------------------------------------------------*/
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static struct winids {
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u_int32_t type;
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int sv;
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int sd;
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const char *desc;
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} win_ids[] = {
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{ 0x66921050, -1, -1, "Generic Winbond W6692 ISDN PCI (0x66921050)" },
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{ 0x66921050, 0x144F, 0x1707, "Planet PCI ISDN Adapter (Model IA128P-STDV)" },
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{ 0x17020675, -1, -1, "ASUSCOM P-IN100-ST-D (Winbond W6692, 0x17020675)" },
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{ 0x17030675, -1, -1, "ASUSCOM P-IN100-ST-D (Winbond W6692, 0x17030675)" },
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{ 0x17070675, -1, -1, "ASUSCOM P-IN100-ST-D (Winbond W6692, 0x17070675)" },
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{ 0x105e10cf, -1, -1, "ASUSCOM P-IN100-ST-D (Winbond W6692, 0x105e10cf)" },
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{ 0x06751043, 0x144F, 0x2000, "ASUSCOM P-IN100-ST-D (Winbond W6692, 0x06751043)" },
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{ 0x06751043, 0x144F, 0x1702, "ASUSCOM P-IN100-ST-D (Winbond W6692, 0x06751043)" },
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{ 0x06751043, 0x144F, 0x1707, "ASUSCOM P-IN100-ST-D (Winbond W6692, 0x06751043)" },
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{ 0x06751043, 0x1443, 0x1702, "ASUSCOM P-IN100-ST-D (Winbond W6692, 0x06751043)" },
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{ 0x06751043, 0x1443, 0x1707, "ASUSCOM P-IN100-ST-D (Winbond W6692, 0x06751043)" },
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{ 0x06751043, 0x144F, 0x2000, "ASUSCOM P-IN100-ST-D (Winbond W6692, 0x06751043)" },
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{ 0x06751043, 0x144F, 0x2000, "ASUSCOM P-IN100-ST-D (Winbond W6692, 0x06751043)" },
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{ 0x06751043, 0x144F, 0x2000, "ASUSCOM P-IN100-ST-D (Winbond W6692, 0x06751043)" },
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{ 0x00000000, 0, 0, NULL }
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};
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/*---------------------------------------------------------------------------*
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* iwic PCI probe
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*---------------------------------------------------------------------------*/
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static int
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iwic_pci_probe(device_t dev)
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{
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u_int32_t type = pci_get_devid(dev);
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u_int32_t sv = pci_get_subvendor(dev);
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u_int32_t sd = pci_get_subdevice(dev);
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struct winids *wip = win_ids;
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while(wip->type)
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{
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if(wip->type == type)
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{
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if(((wip->sv == -1) && (wip->sd == -1)) ||
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((wip->sv == sv) && (wip->sd == sd)))
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break;
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}
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++wip;
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}
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if(wip->desc)
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{
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if(bootverbose)
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{
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printf("iwic_pci_probe: vendor = 0x%x, device = 0x%x\n", pci_get_vendor(dev), pci_get_device(dev));
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printf("iwic_pci_probe: subvendor = 0x%x, subdevice = 0x%x\n", sv, sd);
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}
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device_set_desc(dev, wip->desc);
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return(0);
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}
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else
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{
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return(ENXIO);
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}
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}
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/*---------------------------------------------------------------------------*
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* PCI attach
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*---------------------------------------------------------------------------*/
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static int
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iwic_pci_attach(device_t dev)
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{
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unsigned short iobase;
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struct iwic_softc *sc;
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void *ih = 0;
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int unit = device_get_unit(dev);
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struct iwic_bchan *bchan;
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/* check max unit range */
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if(unit >= IWIC_MAXUNIT)
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{
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printf("iwic%d: Error, unit %d >= IWIC_MAXUNIT!\n", unit, unit);
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return(ENXIO);
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}
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sc = iwic_find_sc(unit); /* get softc */
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sc->sc_unit = unit;
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/* use the i/o mapped base address */
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sc->sc_resources.io_rid[0] = BADDR1;
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if(!(sc->sc_resources.io_base[0] =
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bus_alloc_resource_any(dev, SYS_RES_IOPORT,
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&sc->sc_resources.io_rid[0],
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RF_ACTIVE)))
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{
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printf("iwic%d: Couldn't alloc io port!\n", unit);
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return(ENXIO);
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}
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iobase = rman_get_start(sc->sc_resources.io_base[0]);
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if(!(sc->sc_resources.irq =
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bus_alloc_resource_any(dev, SYS_RES_IRQ,
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&sc->sc_resources.irq_rid,
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RF_SHAREABLE|RF_ACTIVE)))
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{
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printf("iwic%d: Couldn't alloc irq!\n",unit);
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return(ENXIO);
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}
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/* setup card type */
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sc->sc_cardtyp = CARD_TYPEP_WINB6692;
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sc->sc_iobase = (u_int32_t) iobase;
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sc->sc_trace = TRACE_OFF;
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sc->sc_I430state = ST_F3N; /* Deactivated */
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sc->enabled = FALSE;
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if(bus_setup_intr(dev, sc->sc_resources.irq, INTR_TYPE_NET,
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(void(*)(void*))iwic_pci_intr,
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sc, &ih))
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{
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printf("iwic%d: Couldn't set up irq!\n", unit);
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return(ENXIO);
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}
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/* disable interrupts */
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IWIC_WRITE(sc, IMASK, 0xff);
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iwic_dchan_init(sc);
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bchan = &sc->sc_bchan[IWIC_BCH_A];
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bchan->unit = unit;
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bchan->offset = B1_CHAN_OFFSET;
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bchan->channel = IWIC_BCH_A;
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bchan->state = ST_IDLE;
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iwic_bchannel_setup(unit, IWIC_BCH_A, BPROT_NONE, 0);
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bchan = &sc->sc_bchan[IWIC_BCH_B];
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bchan->unit = unit;
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bchan->offset = B2_CHAN_OFFSET;
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bchan->channel = IWIC_BCH_B;
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bchan->state = ST_IDLE;
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iwic_bchannel_setup(unit, IWIC_BCH_B, BPROT_NONE, 0);
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iwic_init_linktab(sc);
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if(bootverbose)
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{
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int ver = IWIC_READ(sc, D_RBCH);
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printf("iwic%d: W6692 chip version = %d\n", unit, D_RBCH_VN(ver));
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}
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i4b_l1_mph_status_ind(L0IWICUNIT(sc->sc_unit), STI_ATTACH, sc->sc_cardtyp, &iwic_l1mux_func);
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IWIC_READ(sc, ISTA);
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/* Enable interrupts */
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IWIC_WRITE(sc, IMASK, IMASK_XINT0 | IMASK_XINT1);
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return(0);
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}
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/*---------------------------------------------------------------------------*
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* IRQ handler
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*---------------------------------------------------------------------------*/
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static void
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iwic_pci_intr(struct iwic_softc *sc)
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{
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while (1)
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{
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int irq_stat = IWIC_READ(sc, ISTA);
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if (irq_stat == 0)
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break;
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if (irq_stat & (ISTA_D_RME | ISTA_D_RMR | ISTA_D_XFR))
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{
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iwic_dchan_xfer_irq(sc, irq_stat);
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}
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if (irq_stat & ISTA_D_EXI)
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{
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iwic_dchan_xirq(sc);
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}
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if (irq_stat & ISTA_B1_EXI)
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{
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iwic_bchan_xirq(sc, 0);
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}
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if (irq_stat & ISTA_B2_EXI)
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{
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iwic_bchan_xirq(sc, 1);
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}
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}
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}
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