if_sbni_isa.c revision 119419
186752Sfjoe/* 286752Sfjoe * Copyright (c) 1997-2001 Granch, Ltd. All rights reserved. 386752Sfjoe * Author: Denis I.Timofeev <timofeev@granch.ru> 486752Sfjoe * 586752Sfjoe * Redistributon and use in source and binary forms, with or without 686752Sfjoe * modification, are permitted provided that the following conditions 786752Sfjoe * are met: 886752Sfjoe * 1. Redistributions of source code must retain the above copyright 986752Sfjoe * notice unmodified, this list of conditions, and the following 1086752Sfjoe * disclaimer. 1186752Sfjoe * 2. Redistributions in binary form must reproduce the above copyright 1286752Sfjoe * notice, this list of conditions and the following disclaimer in the 1386752Sfjoe * documentation and/or other materials provided with the distribution. 1486752Sfjoe * 1586752Sfjoe * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 1686752Sfjoe * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 1786752Sfjoe * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 1886752Sfjoe * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 1986752Sfjoe * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 2086752Sfjoe * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2186752Sfjoe * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2286752Sfjoe * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2386752Sfjoe * LIABILITY, OR TORT (INCLUDING NEIGENCE OR OTHERWISE) ARISING IN ANY WAY 2486752Sfjoe * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 2586752Sfjoe * SUCH DAMAGE. 2686752Sfjoe * 2786752Sfjoe */ 2886752Sfjoe 29119419Sobrien#include <sys/cdefs.h> 30119419Sobrien__FBSDID("$FreeBSD: head/sys/dev/sbni/if_sbni_isa.c 119419 2003-08-24 18:03:45Z obrien $"); 3186752Sfjoe 32119419Sobrien 3386752Sfjoe#include <sys/param.h> 3486752Sfjoe#include <sys/systm.h> 3586752Sfjoe#include <sys/socket.h> 3686752Sfjoe 3786752Sfjoe#include <sys/bus.h> 3886752Sfjoe#include <sys/kernel.h> 3986752Sfjoe#include <sys/module.h> 4086752Sfjoe#include <machine/bus.h> 4186752Sfjoe#include <machine/resource.h> 4286752Sfjoe#include <sys/rman.h> 4386752Sfjoe 4486752Sfjoe#include <net/if.h> 4586752Sfjoe#include <net/ethernet.h> 4686752Sfjoe#include <net/if_arp.h> 4786752Sfjoe 4886752Sfjoe#include <isa/isavar.h> 4986752Sfjoe 5086752Sfjoe#include <dev/sbni/if_sbnireg.h> 5186752Sfjoe#include <dev/sbni/if_sbnivar.h> 5286752Sfjoe 5386752Sfjoestatic int sbni_probe_isa(device_t); 5486752Sfjoestatic int sbni_attach_isa(device_t); 5586752Sfjoe 5686752Sfjoestatic device_method_t sbni_isa_methods[] = { 5786752Sfjoe /* Device interface */ 5886752Sfjoe DEVMETHOD(device_probe, sbni_probe_isa), 5986752Sfjoe DEVMETHOD(device_attach, sbni_attach_isa), 6086752Sfjoe { 0, 0 } 6186752Sfjoe}; 6286752Sfjoe 6386752Sfjoestatic driver_t sbni_isa_driver = { 6486752Sfjoe "sbni", 6586752Sfjoe sbni_isa_methods, 6686752Sfjoe sizeof(struct sbni_softc) 6786752Sfjoe}; 6886752Sfjoe 6986752Sfjoestatic devclass_t sbni_isa_devclass; 7086752Sfjoestatic struct isa_pnp_id sbni_ids[] = { 7186752Sfjoe { 0, NULL } /* we have no pnp sbni cards atm. */ 7286752Sfjoe}; 7386752Sfjoe 74113506SmdoddDRIVER_MODULE(sbni, isa, sbni_isa_driver, sbni_isa_devclass, 0, 0); 75113506SmdoddMODULE_DEPEND(sbni, isa, 1, 1, 1); 7686752Sfjoe 7786752Sfjoestatic int 7886752Sfjoesbni_probe_isa(device_t dev) 7986752Sfjoe{ 8086752Sfjoe struct sbni_softc *sc; 8186752Sfjoe int error; 8286752Sfjoe 8386752Sfjoe error = ISA_PNP_PROBE(device_get_parent(dev), dev, sbni_ids); 8486752Sfjoe if (error && error != ENOENT) 8586752Sfjoe return (error); 8686752Sfjoe 8786752Sfjoe sc = device_get_softc(dev); 8886752Sfjoe bzero(sc, sizeof(struct sbni_softc)); 8986752Sfjoe 9086752Sfjoe sc->io_res = bus_alloc_resource(dev, SYS_RES_IOPORT, &sc->io_rid, 9186752Sfjoe 0ul, ~0ul, SBNI_PORTS, RF_ACTIVE); 9286752Sfjoe if (!sc->io_res) { 9386752Sfjoe printf("sbni: cannot allocate io ports!\n"); 9486752Sfjoe return (ENOENT); 9586752Sfjoe } 9686752Sfjoe 9786752Sfjoe if (sbni_probe(sc) != 0) { 9886752Sfjoe bus_release_resource(dev, SYS_RES_IOPORT, 9986752Sfjoe sc->io_rid, sc->io_res); 10086752Sfjoe return (ENXIO); 10186752Sfjoe } 10286752Sfjoe 10386752Sfjoe device_quiet(dev); 10486752Sfjoe return (0); 10586752Sfjoe} 10686752Sfjoe 10786752Sfjoe 10886752Sfjoestatic int 10986752Sfjoesbni_attach_isa(device_t dev) 11086752Sfjoe{ 11186752Sfjoe struct sbni_softc *sc; 11286752Sfjoe struct sbni_flags flags; 11386752Sfjoe int error; 11486752Sfjoe 11586752Sfjoe sc = device_get_softc(dev); 11686752Sfjoe 117101432Sfjoe printf("sbni%d: <Granch SBNI12/ISA adapter> port 0x%lx", 118101400Sfjoe next_sbni_unit, rman_get_start(sc->io_res)); 119101393Sfjoe sc->irq_res = bus_alloc_resource( 120101393Sfjoe dev, SYS_RES_IRQ, &sc->irq_rid, 0ul, ~0ul, 1, RF_ACTIVE); 12186752Sfjoe 12286752Sfjoe if (sc->irq_res) { 12386752Sfjoe printf(" irq %ld\n", rman_get_start(sc->irq_res)); 124101393Sfjoe error = bus_setup_intr( 125101393Sfjoe dev, sc->irq_res, INTR_TYPE_NET, 126101393Sfjoe sbni_intr, sc, &sc->irq_handle); 12786752Sfjoe if (error) { 12886752Sfjoe printf("sbni%d: bus_setup_intr\n", next_sbni_unit); 129101393Sfjoe bus_release_resource( 130101393Sfjoe dev, SYS_RES_IOPORT, sc->io_rid, sc->io_res); 131101400Sfjoe bus_release_resource( 132101400Sfjoe dev, SYS_RES_IRQ, sc->irq_rid, sc->irq_res); 13386752Sfjoe return (error); 13486752Sfjoe } 13586752Sfjoe 13686752Sfjoe#ifndef SBNI_DUAL_COMPOUND 13786752Sfjoe 13886752Sfjoe } else { 13986752Sfjoe printf("\nsbni%d: irq conflict!\n", next_sbni_unit); 14086752Sfjoe bus_release_resource(dev, SYS_RES_IOPORT, 14186752Sfjoe sc->io_rid, sc->io_res); 14286752Sfjoe return (ENOENT); 14386752Sfjoe } 14486752Sfjoe 14586752Sfjoe#else /* SBNI_DUAL_COMPOUND */ 14686752Sfjoe 14789092Smsmith sc->link = sbni_headlist; 14889092Smsmith sbni_headlist = sc; 14986752Sfjoe } else { 15086752Sfjoe struct sbni_softc *master; 15186752Sfjoe 15286752Sfjoe if ((master = connect_to_master(sc)) == 0) { 15386752Sfjoe printf("\nsbni%d: failed to alloc irq\n", 15486752Sfjoe next_sbni_unit); 155101393Sfjoe bus_release_resource( 156101393Sfjoe dev, SYS_RES_IOPORT, sc->io_rid, sc->io_res); 15786752Sfjoe return (ENXIO); 158101393Sfjoe } else { 15986752Sfjoe printf(" shared irq with sbni%d\n", 16086752Sfjoe master->arpcom.ac_if.if_unit); 161101393Sfjoe } 16286752Sfjoe } 16386752Sfjoe#endif /* SBNI_DUAL_COMPOUND */ 16486752Sfjoe 16586752Sfjoe *(u_int32_t*)&flags = device_get_flags(dev); 16686752Sfjoe 16786752Sfjoe sbni_attach(sc, next_sbni_unit++, flags); 16886752Sfjoe return (0); 16986752Sfjoe} 170