1/* $NetBSD: if_ne_zbus.c,v 1.14 2011/07/19 15:55:27 dyoung Exp $ */ 2 3/*- 4 * Copyright (c) 1998 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Bernd Ernesti. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32#include <sys/cdefs.h> 33__KERNEL_RCSID(0, "$NetBSD: if_ne_zbus.c,v 1.14 2011/07/19 15:55:27 dyoung Exp $"); 34 35/* 36 * Thanks to Village Tronic for giving me a card. 37 * Bernd Ernesti 38 */ 39 40#include <sys/param.h> 41#include <sys/device.h> 42#include <sys/malloc.h> 43#include <sys/mbuf.h> 44#include <sys/socket.h> 45#include <sys/syslog.h> 46#include <sys/systm.h> 47#include <sys/bus.h> 48 49#include <net/if.h> 50#include <net/if_media.h> 51#include <net/if_ether.h> 52 53#include <dev/ic/dp8390reg.h> 54#include <dev/ic/dp8390var.h> 55 56#include <dev/ic/ne2000reg.h> 57#include <dev/ic/ne2000var.h> 58 59#include <dev/ic/rtl80x9reg.h> 60#include <dev/ic/rtl80x9var.h> 61 62#include <amiga/amiga/device.h> 63#include <amiga/amiga/isr.h> 64 65#include <amiga/dev/zbusvar.h> 66 67int ne_zbus_match(device_t, cfdata_t , void *); 68void ne_zbus_attach(device_t, device_t, void *); 69 70struct ne_zbus_softc { 71 struct ne2000_softc sc_ne2000; 72 struct bus_space_tag sc_bst; 73 struct isr sc_isr; 74}; 75 76CFATTACH_DECL_NEW(ne_zbus, sizeof(struct ne_zbus_softc), 77 ne_zbus_match, ne_zbus_attach, NULL, NULL); 78 79/* 80 * The Amiga address are shifted by one bit to the ISA-Bus, but 81 * this is handled by the bus_space functions. 82 */ 83#define NE_ARIADNE_II_NPORTS 0x20 84#define NE_ARIADNE_II_NICBASE 0x0300 /* 0x0600 */ 85#define NE_ARIADNE_II_NICSIZE 0x10 86#define NE_ARIADNE_II_ASICBASE 0x0310 /* 0x0620 */ 87#define NE_ARIADNE_II_ASICSIZE 0x10 88 89/* 90 * E3B Deneb firmware v11 creates fake X-Surf autoconfig entry. 91 * Do not attach ne driver to this fake card, otherwise kernel panic 92 * may occur. 93 */ 94#define DENEB_XSURF_SERNO 0xC0FFEE01 /* Serial of the fake card */ 95 96int 97ne_zbus_match(device_t parent, cfdata_t cf, void *aux) 98{ 99 struct zbus_args *zap = aux; 100 101 /* Ariadne II ethernet card */ 102 if (zap->manid == 2167 && zap->prodid == 202) 103 return (1); 104 105 /* X-surf ethernet card */ 106 if (zap->manid == 4626 && zap->prodid == 23) { 107 if (zap->serno != DENEB_XSURF_SERNO) 108 return (1); 109 } 110 111 return (0); 112} 113 114/* 115 * Install interface into kernel networking data structures 116 */ 117void 118ne_zbus_attach(device_t parent, device_t self, void *aux) 119{ 120 struct ne_zbus_softc *zsc = device_private(self); 121 struct ne2000_softc *nsc = &zsc->sc_ne2000; 122 struct dp8390_softc *dsc = &nsc->sc_dp8390; 123 struct zbus_args *zap = aux; 124 bus_space_tag_t nict = &zsc->sc_bst; 125 bus_space_handle_t nich; 126 bus_space_tag_t asict = nict; 127 bus_space_handle_t asich; 128 129 dsc->sc_dev = self; 130 dsc->sc_mediachange = rtl80x9_mediachange; 131 dsc->sc_mediastatus = rtl80x9_mediastatus; 132 dsc->init_card = rtl80x9_init_card; 133 dsc->sc_media_init = rtl80x9_media_init; 134 135 zsc->sc_bst.base = (u_long)zap->va + 0; 136 if (zap->manid == 4626) 137 zsc->sc_bst.base += 0x8000; 138 139 zsc->sc_bst.absm = &amiga_bus_stride_2; 140 141 aprint_normal("\n"); 142 143 /* Map i/o space. */ 144 if (bus_space_map(nict, NE_ARIADNE_II_NICBASE, NE_ARIADNE_II_NPORTS, 0, &nich)) { 145 aprint_error_dev(self, "can't map nic i/o space\n"); 146 return; 147 } 148 149 if (bus_space_subregion(nict, nich, NE2000_ASIC_OFFSET, NE_ARIADNE_II_ASICSIZE, 150 &asich)) { 151 aprint_error_dev(self, "can't map asic i/o space\n"); 152 return; 153 } 154 155 dsc->sc_regt = nict; 156 dsc->sc_regh = nich; 157 158 nsc->sc_asict = asict; 159 nsc->sc_asich = asich; 160 161 /* This interface is always enabled. */ 162 dsc->sc_enabled = 1; 163 164 /* 165 * Do generic NE2000 attach. This will read the station address 166 * from the EEPROM. 167 */ 168 ne2000_attach(nsc, NULL); 169 170 zsc->sc_isr.isr_intr = dp8390_intr; 171 zsc->sc_isr.isr_arg = dsc; 172 zsc->sc_isr.isr_ipl = 2; 173 add_isr(&zsc->sc_isr); 174} 175