443 lines
11 KiB
C
443 lines
11 KiB
C
/* $NetBSD: iwic_pci.c,v 1.6 2003/05/08 21:18:42 martin Exp $ */
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/*
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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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*
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* $FreeBSD$
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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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__KERNEL_RCSID(0, "$NetBSD: iwic_pci.c,v 1.6 2003/05/08 21:18:42 martin Exp $");
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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/callout.h>
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#include <net/if.h>
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#include <machine/bus.h>
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#include <dev/pci/pcivar.h>
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#include <dev/pci/pcidevs.h>
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#include <netisdn/i4b_global.h>
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#include <dev/pci/iwicreg.h>
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#include <dev/pci/iwicvar.h>
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/* Winbond PCI Configuration Space */
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#define IWIC_PCI_IOBA (PCI_MAPREG_START+0x04)
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static int iwic_pci_intr(void *sc);
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static int iwic_pci_probe(struct device * dev, struct cfdata * match, void *aux);
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static void iwic_pci_attach(struct device * parent, struct device * dev, void *aux);
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static int iwic_pci_activate(struct device * dev, enum devact);
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CFATTACH_DECL(iwic_pci, sizeof(struct iwic_softc),
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iwic_pci_probe, iwic_pci_attach, NULL, iwic_pci_activate);
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static int iwic_attach_bri(struct iwic_softc * sc);
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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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pcireg_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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{
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PCI_ID_CODE(PCI_VENDOR_WINBOND,PCI_PRODUCT_WINBOND_W6692),
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0x144F,
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0x1707,
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"Planet PCI ISDN Adapter (Model IA128P-STDV)"
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},
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{
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PCI_ID_CODE(PCI_VENDOR_WINBOND,PCI_PRODUCT_WINBOND_W6692),
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-1,
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-1,
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"Generic Winbond W6692 ISDN PCI"
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},
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{
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PCI_ID_CODE(PCI_VENDOR_DYNALINK,PCI_PRODUCT_DYNALINK_IS64PH),
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-1,
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-1,
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"ASUSCOM P-IN100-ST-D"
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},
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#if 0
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/* XXX */
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{
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PCI_ID_CODE(PCI_VENDOR_DYNALINK,0x1703),
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-1,
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-1,
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"ASUSCOM P-IN100-ST-D"
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},
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{
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PCI_ID_CODE(PCI_VENDOR_DYNALINK,0x1707),
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-1,
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-1,
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"ASUSCOM P-IN100-ST-D"
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},
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{
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PCI_ID_CODE(PCI_VENDOR_CITICORP,0x105E),
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-1,
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-1,
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"ASUSCOM P-IN100-ST-D"
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},
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#endif
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{
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PCI_ID_CODE(PCI_VENDOR_ASUSTEK,PCI_PRODUCT_ASUSTEK_HFCPCI),
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0x144F,
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0x2000,
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"ASUSCOM P-IN100-ST-D"
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},
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{
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PCI_ID_CODE(PCI_VENDOR_ASUSTEK,PCI_PRODUCT_ASUSTEK_HFCPCI),
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0x144F,
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0x1702,
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"ASUSCOM P-IN100-ST-D"
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},
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{
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PCI_ID_CODE(PCI_VENDOR_ASUSTEK,PCI_PRODUCT_ASUSTEK_HFCPCI),
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0x144F,
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0x1707,
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"ASUSCOM P-IN100-ST-D"
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},
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{
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PCI_ID_CODE(PCI_VENDOR_ASUSTEK,PCI_PRODUCT_ASUSTEK_HFCPCI),
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0x1443,
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0x1702,
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"ASUSCOM P-IN100-ST-D"
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},
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{
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PCI_ID_CODE(PCI_VENDOR_ASUSTEK,PCI_PRODUCT_ASUSTEK_HFCPCI),
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0x1443,
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0x1707,
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"ASUSCOM P-IN100-ST-D"
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},
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{
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PCI_ID_CODE(PCI_VENDOR_ASUSTEK,PCI_PRODUCT_ASUSTEK_HFCPCI),
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0x144F,
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0x2000,
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"ASUSCOM P-IN100-ST-D"
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},
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{
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PCI_ID_CODE(PCI_VENDOR_ASUSTEK,PCI_PRODUCT_ASUSTEK_HFCPCI),
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0x144F,
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0x2000,
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"ASUSCOM P-IN100-ST-D"
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},
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{
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PCI_ID_CODE(PCI_VENDOR_ASUSTEK,PCI_PRODUCT_ASUSTEK_HFCPCI),
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0x144F,
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0x2000,
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"ASUSCOM P-IN100-ST-D"
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},
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{
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0x00000000,
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0,
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0,
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NULL
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}
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};
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static const char *
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iwic_find_card(const struct pci_attach_args * pa)
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{
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pcireg_t type = pa->pa_id;
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pcireg_t reg = pci_conf_read(pa->pa_pc, pa->pa_tag, PCI_SUBSYS_ID_REG);
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int sv = PCI_VENDOR(reg);
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int sd = PCI_PRODUCT(reg);
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struct winids *wip = win_ids;
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while (wip->type) {
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if (wip->type == type) {
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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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return wip->desc;
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return 0;
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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(struct device * dev, struct cfdata * match, void *aux)
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{
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if (iwic_find_card(aux))
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return 1;
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return 0;
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}
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/*---------------------------------------------------------------------------*
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* PCI attach
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*---------------------------------------------------------------------------*/
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static void
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iwic_pci_attach(struct device * parent, struct device * dev, void *aux)
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{
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struct iwic_softc *sc = (void *) dev;
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struct iwic_bchan *bchan;
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pci_intr_handle_t ih;
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const char *intrstr;
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struct pci_attach_args *pa = aux;
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pci_chipset_tag_t pc = pa->pa_pc;
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sc->sc_cardname = iwic_find_card(pa);
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if (!sc->sc_cardname)
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return; /* Huh? */
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printf(": %s\n", sc->sc_cardname);
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if (pci_mapreg_map(pa, IWIC_PCI_IOBA, PCI_MAPREG_TYPE_IO, 0,
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&sc->sc_io_bt, &sc->sc_io_bh, &sc->sc_iobase, &sc->sc_iosize)) {
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printf("%s: unable to map registers\n", sc->sc_dev.dv_xname);
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return;
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}
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if (pci_intr_map(pa, &ih)) {
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printf("%s: couldn't map interrupt\n", sc->sc_dev.dv_xname);
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return;
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}
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intrstr = pci_intr_string(pc, ih);
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sc->sc_ih = pci_intr_establish(pc, ih, IPL_NET, iwic_pci_intr, sc);
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if (sc->sc_ih == NULL) {
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printf("%s: couldn't establish interrupt", sc->sc_dev.dv_xname);
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if (intrstr != NULL)
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printf(" at %s", intrstr);
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printf("\n");
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return;
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}
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sc->sc_pc = pc;
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printf("%s: interrupting at %s\n", sc->sc_dev.dv_xname, intrstr);
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/* disable interrupts */
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IWIC_WRITE(sc, IWIC_IMASK, 0xff);
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IWIC_READ(sc, ISTA);
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iwic_dchan_init(sc);
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bchan = &sc->sc_bchan[IWIC_BCH_A];
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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(sc, IWIC_BCH_A, BPROT_NONE, 0);
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bchan = &sc->sc_bchan[IWIC_BCH_B];
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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(sc, IWIC_BCH_B, BPROT_NONE, 0);
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iwic_init_linktab(sc);
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iwic_attach_bri(sc);
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}
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/*---------------------------------------------------------------------------*
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* IRQ handler
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*---------------------------------------------------------------------------*/
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static int
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iwic_pci_intr(void *p)
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{
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struct iwic_softc *sc = p;
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while (1) {
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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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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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iwic_dchan_xirq(sc);
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}
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if (irq_stat & ISTA_B1_EXI) {
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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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iwic_bchan_xirq(sc, 1);
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}
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}
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return 0;
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}
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static int
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iwic_pci_activate(struct device * dev, enum devact act)
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{
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int error = EOPNOTSUPP;
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return error;
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}
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int iwic_ph_data_req(isdn_layer1token t, struct mbuf * m, int freeflag);
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int iwic_ph_activate_req(isdn_layer1token t);
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int iwic_mph_command_req(isdn_layer1token t, int command, void *parm);
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struct isdn_layer1_bri_driver iwic_bri_driver = {
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iwic_ph_data_req,
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iwic_ph_activate_req,
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iwic_mph_command_req
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};
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void iwic_set_link(void *, int channel, const struct isdn_l4_driver_functions * l4_driver, void *l4_driver_softc);
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isdn_link_t *iwic_ret_linktab(void *, int channel);
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/* XXX Should be prototyped in some header, not here XXX */
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void n_connect_request(struct call_desc * cd);
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void n_connect_response(struct call_desc * cd, int response, int cause);
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void n_disconnect_request(struct call_desc * cd, int cause);
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void n_alert_request(struct call_desc * cd);
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void n_mgmt_command(struct isdn_l3_driver * drv, int cmd, void *parm);
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const struct isdn_l3_driver_functions iwic_l3_driver = {
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iwic_ret_linktab,
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iwic_set_link,
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n_connect_request,
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n_connect_response,
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n_disconnect_request,
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n_alert_request,
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NULL,
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NULL,
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n_mgmt_command
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};
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static int
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iwic_attach_bri(struct iwic_softc * sc)
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{
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struct isdn_l3_driver *drv;
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drv = isdn_attach_bri(sc->sc_dev.dv_xname, sc->sc_cardname, &sc->sc_l2, &iwic_l3_driver);
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sc->sc_l3token = drv;
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sc->sc_l2.driver = &iwic_bri_driver;
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sc->sc_l2.l1_token = sc;
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sc->sc_l2.drv = drv;
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isdn_layer2_status_ind(&sc->sc_l2, drv, STI_ATTACH, 1);
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isdn_bri_ready(drv->bri);
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return 1;
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}
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int
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iwic_ph_data_req(isdn_layer1token t, struct mbuf * m, int freeflag)
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{
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struct iwic_softc *sc = t;
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return iwic_dchan_data_req(sc, m, freeflag);
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}
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int
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iwic_ph_activate_req(isdn_layer1token t)
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{
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struct iwic_softc *sc = t;
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iwic_next_state(sc, EV_PHAR);
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return 0;
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}
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int
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iwic_mph_command_req(isdn_layer1token t, int command, void *parm)
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{
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struct iwic_softc *sc = t;
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switch (command) {
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case CMR_DOPEN: /* Daemon running */
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NDBGL1(L1_PRIM, "CMR_DOPEN");
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IWIC_WRITE(sc, IWIC_IMASK, IMASK_XINT0 | IMASK_XINT1);
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break;
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case CMR_DCLOSE: /* Daemon not running */
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NDBGL1(L1_PRIM, "CMR_DCLOSE");
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IWIC_WRITE(sc, IWIC_IMASK, 0xff);
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break;
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case CMR_SETTRACE:
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sc->sc_trace = (int)(intptr_t)parm;
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NDBGL1(L1_PRIM, "CMR_SETTRACE, parm = %d", sc->sc_trace);
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break;
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default:
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NDBGL1(L1_PRIM, "unknown command = %d", command);
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break;
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}
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return 0;
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}
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isdn_link_t *
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iwic_ret_linktab(void *t, int channel)
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{
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struct l2_softc *l2sc = t;
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struct iwic_softc *sc = l2sc->l1_token;
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struct iwic_bchan *bchan = &sc->sc_bchan[channel];
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return &bchan->iwic_isdn_linktab;
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}
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void
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iwic_set_link(void *t, int channel, const struct isdn_l4_driver_functions * l4_driver, void *l4_driver_softc)
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{
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struct l2_softc *l2sc = t;
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struct iwic_softc *sc = l2sc->l1_token;
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struct iwic_bchan *bchan = &sc->sc_bchan[channel];
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bchan->l4_driver = l4_driver;
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bchan->l4_driver_softc = l4_driver_softc;
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}
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