5906e69ac2
i4bq931, i4b, isic, iwic, ifpi, ifpi2, ifpnp, ihfc, and itjc are no longer count devices. Also remove a few other instances of N<DEVICE> being used to control compilation of whole files. Reviewed by: hm
275 lines
7.1 KiB
C
275 lines
7.1 KiB
C
/*
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* Copyright (c) 2001 Cubical Solutions Ltd. 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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* capi/iavc/iavc_pci.c
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* The AVM ISDN controllers' PCI bus attachment handling.
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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/kernel.h>
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#include <sys/systm.h>
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#include <sys/mbuf.h>
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#include <sys/socket.h>
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#include <net/if.h>
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#include <machine/clock.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 <vm/vm.h>
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#include <vm/pmap.h>
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#include <pci/pcireg.h>
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#include <pci/pcivar.h>
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#include <machine/i4b_debug.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/include/i4b_mbuf.h>
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#include <i4b/capi/capi.h>
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#include <i4b/capi/iavc/iavc.h>
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/* PCI device ids */
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#define PCI_AVM_VID 0x1244
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#define PCI_AVMT1_DID 0x1200
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#define PCI_AVMB1_DID 0x0700
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/* PCI driver linkage */
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static void iavc_pci_intr(iavc_softc_t *sc);
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static int iavc_pci_probe(device_t dev);
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static int iavc_pci_attach(device_t dev);
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static device_method_t iavc_pci_methods[] =
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{
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DEVMETHOD(device_probe, iavc_pci_probe),
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DEVMETHOD(device_attach, iavc_pci_attach),
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{ 0, 0 }
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};
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static driver_t iavc_pci_driver =
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{
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"iavc",
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iavc_pci_methods,
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0
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};
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static devclass_t iavc_pci_devclass;
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DRIVER_MODULE(iavc, pci, iavc_pci_driver, iavc_pci_devclass, 0, 0);
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/* Driver soft contexts */
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iavc_softc_t iavc_sc[IAVC_MAXUNIT];
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/*---------------------------------------------------------------------------*
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*
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*---------------------------------------------------------------------------*/
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static int
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iavc_pci_probe(device_t dev)
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{
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u_int16_t did = pci_get_device(dev);
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u_int16_t vid = pci_get_vendor(dev);
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if ((vid == PCI_AVM_VID) && (did == PCI_AVMT1_DID)) {
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device_set_desc(dev, "AVM T1 PCI");
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} else if ((vid == PCI_AVM_VID) && (did == PCI_AVMB1_DID)) {
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device_set_desc(dev, "AVM B1 PCI");
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} else {
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return(ENXIO);
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}
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return(0);
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}
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/*---------------------------------------------------------------------------*
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*
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*---------------------------------------------------------------------------*/
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static int
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iavc_pci_attach(device_t dev)
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{
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struct iavc_softc *sc;
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void *ih = 0;
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u_int16_t did = pci_get_device(dev);
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int unit = device_get_unit(dev), ret;
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/* check max unit range */
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if (unit >= IAVC_MAXUNIT) {
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printf("iavc%d: too many units\n", unit);
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return(ENXIO);
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}
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sc = iavc_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] = 0x14;
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if (!(sc->sc_resources.io_base[0] =
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bus_alloc_resource(dev, SYS_RES_IOPORT,
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&sc->sc_resources.io_rid[0],
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0UL, ~0UL, 1, RF_ACTIVE))) {
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printf("iavc%d: can't allocate io region\n", unit);
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return(ENXIO);
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}
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sc->sc_iobase = rman_get_start(sc->sc_resources.io_base[0]);
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sc->sc_io_bt = rman_get_bustag(sc->sc_resources.io_base[0]);
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sc->sc_io_bh = rman_get_bushandle(sc->sc_resources.io_base[0]);
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/* use the memory mapped DMA controller */
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sc->sc_resources.mem_rid = 0x10;
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if (!(sc->sc_resources.mem =
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bus_alloc_resource(dev, SYS_RES_MEMORY,
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&sc->sc_resources.mem_rid,
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0UL, ~0UL, 1, RF_ACTIVE))) {
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printf("iavc%d: can't allocate memory region\n", unit);
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return(ENXIO);
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}
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sc->sc_membase = rman_get_start(sc->sc_resources.mem);
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sc->sc_mem_bt = rman_get_bustag(sc->sc_resources.mem);
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sc->sc_mem_bh = rman_get_bushandle(sc->sc_resources.mem);
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/* do some detection */
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sc->sc_t1 = FALSE;
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sc->sc_dma = FALSE;
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b1dma_reset(sc);
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if (did == PCI_AVMT1_DID) {
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sc->sc_capi.card_type = CARD_TYPEC_AVM_T1_PCI;
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sc->sc_capi.sc_nbch = 30;
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ret = t1_detect(sc);
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if (ret) {
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if (ret < 6) {
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printf("iavc%d: no card detected?\n", sc->sc_unit);
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} else {
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printf("iavc%d: black box not on\n", sc->sc_unit);
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}
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return(ENXIO);
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} else {
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sc->sc_dma = TRUE;
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sc->sc_t1 = TRUE;
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}
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} else if (did == PCI_AVMB1_DID) {
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sc->sc_capi.card_type = CARD_TYPEC_AVM_B1_PCI;
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sc->sc_capi.sc_nbch = 2;
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ret = b1dma_detect(sc);
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if (ret) {
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ret = b1_detect(sc);
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if (ret) {
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printf("iavc%d: no card detected?\n", sc->sc_unit);
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return(ENXIO);
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}
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} else {
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sc->sc_dma = TRUE;
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}
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}
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if (sc->sc_dma) b1dma_reset(sc);
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#if 0
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if (sc->sc_t1) t1_reset(sc);
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else b1_reset(sc);
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#endif
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/* of course we need an interrupt */
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sc->sc_resources.irq_rid = 0x00;
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if(!(sc->sc_resources.irq =
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bus_alloc_resource(dev, SYS_RES_IRQ,
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&sc->sc_resources.irq_rid,
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0UL, ~0UL, 1, RF_SHAREABLE|RF_ACTIVE))) {
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printf("iavc%d: can't allocate irq\n",unit);
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return(ENXIO);
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}
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/* finalize our own context */
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memset(&sc->sc_txq, 0, sizeof(struct ifqueue));
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sc->sc_txq.ifq_maxlen = sc->sc_capi.sc_nbch * 4;
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if(!mtx_initialized(&sc->sc_txq.ifq_mtx))
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mtx_init(&sc->sc_txq.ifq_mtx, "i4b_ivac_pci", NULL, MTX_DEF);
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sc->sc_intr = FALSE;
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sc->sc_state = IAVC_DOWN;
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sc->sc_blocked = FALSE;
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/* setup capi link */
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sc->sc_capi.load = iavc_load;
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sc->sc_capi.reg_appl = iavc_register;
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sc->sc_capi.rel_appl = iavc_release;
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sc->sc_capi.send = iavc_send;
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sc->sc_capi.ctx = (void*) sc;
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if (capi_ll_attach(&sc->sc_capi)) {
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printf("iavc%d: capi attach failed\n", unit);
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return(ENXIO);
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}
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/* setup the interrupt */
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if(bus_setup_intr(dev, sc->sc_resources.irq, INTR_TYPE_NET,
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(void(*)(void*))iavc_pci_intr,
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sc, &ih)) {
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printf("iavc%d: irq setup failed\n", unit);
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return(ENXIO);
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}
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/* the board is now ready to be loaded */
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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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iavc_pci_intr(struct iavc_softc *sc)
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{
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iavc_handle_intr(sc);
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}
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