/* $NetBSD: if_ne_isapnp.c,v 1.26 2008/04/28 20:23:53 martin Exp $ */ /*- * Copyright (c) 1997, 1998 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility, * NASA Ames Research Center and Matt Thomas of the 3am Software Foundry. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ #include <sys/cdefs.h> __KERNEL_RCSID(0, "$NetBSD: if_ne_isapnp.c,v 1.26 2008/04/28 20:23:53 martin Exp $"); #include <sys/param.h> #include <sys/systm.h> #include <sys/mbuf.h> #include <sys/socket.h> #include <sys/ioctl.h> #include <sys/errno.h> #include <sys/syslog.h> #include <sys/select.h> #include <sys/device.h> #include <net/if.h> #include <net/if_dl.h> #include <net/if_ether.h> #include <net/if_media.h> #include <sys/intr.h> #include <sys/bus.h> #include <dev/ic/dp8390reg.h> #include <dev/ic/dp8390var.h> #include <dev/ic/ne2000reg.h> #include <dev/ic/ne2000var.h> #include <dev/ic/rtl80x9reg.h> #include <dev/ic/rtl80x9var.h> #include <dev/isa/isavar.h> #include <dev/isapnp/isapnpreg.h> #include <dev/isapnp/isapnpvar.h> #include <dev/isapnp/isapnpdevs.h> static int ne_isapnp_match(device_t, cfdata_t , void *); static void ne_isapnp_attach(device_t, device_t, void *); struct ne_isapnp_softc { struct ne2000_softc sc_ne2000; /* real "ne2000" softc */ /* ISA-specific goo. */ void *sc_ih; /* interrupt cookie */ }; CFATTACH_DECL_NEW(ne_isapnp, sizeof(struct ne_isapnp_softc), ne_isapnp_match, ne_isapnp_attach, NULL, NULL); static int ne_isapnp_match(device_t parent, cfdata_t match, void *aux) { int pri, variant; pri = isapnp_devmatch(aux, &isapnp_ne_devinfo, &variant); if (pri && variant > 0) pri = 0; return (pri); } static void ne_isapnp_attach(device_t parent, device_t self, void *aux) { struct ne_isapnp_softc * const isc = device_private(self); struct ne2000_softc * const nsc = &isc->sc_ne2000; struct dp8390_softc * const dsc = &nsc->sc_dp8390; struct isapnp_attach_args * const ipa = aux; bus_space_tag_t nict; bus_space_handle_t nich; bus_space_tag_t asict; bus_space_handle_t asich; const char *typestr; int netype; aprint_normal("\n"); dsc->sc_dev = self; if (isapnp_config(ipa->ipa_iot, ipa->ipa_memt, ipa)) { aprint_error_dev(self, "can't configure isapnp resources\n"); return; } nict = ipa->ipa_iot; nich = ipa->ipa_io[0].h; asict = nict; if (bus_space_subregion(nict, nich, NE2000_ASIC_OFFSET, NE2000_ASIC_NPORTS, &asich)) { aprint_error_dev(self, "can't subregion i/o space\n"); return; } dsc->sc_regt = nict; dsc->sc_regh = nich; nsc->sc_asict = asict; nsc->sc_asich = asich; /* * Detect it again, so we can print some information about the * interface. */ netype = ne2000_detect(nict, nich, asict, asich); switch (netype) { case NE2000_TYPE_NE1000: typestr = "NE1000"; break; case NE2000_TYPE_NE2000: typestr = "NE2000"; /* * Check for a Realtek 8019. */ bus_space_write_1(nict, nich, ED_P0_CR, ED_CR_PAGE_0 | ED_CR_STP); if (bus_space_read_1(nict, nich, NERTL_RTL0_8019ID0) == RTL0_8019ID0 && bus_space_read_1(nict, nich, NERTL_RTL0_8019ID1) == RTL0_8019ID1) { typestr = "NE2000 (RTL8019)"; dsc->sc_mediachange = rtl80x9_mediachange; dsc->sc_mediastatus = rtl80x9_mediastatus; dsc->init_card = rtl80x9_init_card; dsc->sc_media_init = rtl80x9_media_init; } break; default: aprint_error_dev(self, "where did the card go?!\n"); return; } aprint_normal_dev(self, "%s Ethernet\n", typestr); /* This interface is always enabled. */ dsc->sc_enabled = 1; /* * Do generic NE2000 attach. This will read the station address * from the EEPROM. */ ne2000_attach(nsc, NULL); /* Establish the interrupt handler. */ isc->sc_ih = isa_intr_establish(ipa->ipa_ic, ipa->ipa_irq[0].num, ipa->ipa_irq[0].type, IPL_NET, dp8390_intr, dsc); if (isc->sc_ih == NULL) aprint_error_dev(self, "couldn't establish interrupt handler\n"); }