1 /* $OpenBSD: rtl80x9.c,v 1.6 2001/03/12 05:36:58 aaron Exp $ */ 2 /* $NetBSD: rtl80x9.c,v 1.1 1998/10/31 00:44:33 thorpej Exp $ */ 3 4 /*- 5 * Copyright (c) 1998 The NetBSD Foundation, Inc. 6 * All rights reserved. 7 * 8 * This code is derived from software contributed to The NetBSD Foundation 9 * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility, 10 * NASA Ames Research Center. 11 * 12 * Redistribution and use in source and binary forms, with or without 13 * modification, are permitted provided that the following conditions 14 * are met: 15 * 1. Redistributions of source code must retain the above copyright 16 * notice, this list of conditions and the following disclaimer. 17 * 2. Redistributions in binary form must reproduce the above copyright 18 * notice, this list of conditions and the following disclaimer in the 19 * documentation and/or other materials provided with the distribution. 20 * 3. All advertising materials mentioning features or use of this software 21 * must display the following acknowledgement: 22 * This product includes software developed by the NetBSD 23 * Foundation, Inc. and its contributors. 24 * 4. Neither the name of The NetBSD Foundation nor the names of its 25 * contributors may be used to endorse or promote products derived 26 * from this software without specific prior written permission. 27 * 28 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 29 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 30 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 31 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 32 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 33 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 34 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 35 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 36 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 37 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 38 * POSSIBILITY OF SUCH DAMAGE. 39 */ 40 41 #include "bpfilter.h" 42 43 #include <sys/param.h> 44 #include <sys/systm.h> 45 #include <sys/mbuf.h> 46 #include <sys/syslog.h> 47 #include <sys/socket.h> 48 #include <sys/device.h> 49 50 #include <net/if.h> 51 #include <net/if_media.h> 52 53 #ifdef INET 54 #include <netinet/in.h> 55 #include <netinet/if_ether.h> 56 #endif 57 58 #include <machine/bus.h> 59 #include <machine/intr.h> 60 61 #include <dev/ic/dp8390reg.h> 62 #include <dev/ic/dp8390var.h> 63 64 #include <dev/ic/ne2000reg.h> 65 #include <dev/ic/ne2000var.h> 66 67 #include <dev/ic/rtl80x9reg.h> 68 #include <dev/ic/rtl80x9var.h> 69 70 int 71 rtl80x9_mediachange(dsc) 72 struct dp8390_softc *dsc; 73 { 74 75 /* 76 * Current media is already set up. Just reset the interface 77 * to let the new value take hold. The new media will be 78 * set up in ne_pci_rtl8029_init_card() called via dp8390_init(). 79 */ 80 dp8390_reset(dsc); 81 return (0); 82 } 83 84 void 85 rtl80x9_mediastatus(sc, ifmr) 86 struct dp8390_softc *sc; 87 struct ifmediareq *ifmr; 88 { 89 struct ifnet *ifp = &sc->sc_arpcom.ac_if; 90 u_int8_t cr_proto = sc->cr_proto | 91 ((ifp->if_flags & IFF_RUNNING) ? ED_CR_STA : ED_CR_STP); 92 93 /* 94 * Sigh, can detect which media is being used, but can't 95 * detect if we have link or not. 96 */ 97 98 /* Set NIC to page 3 registers. */ 99 NIC_PUT(sc->sc_regt, sc->sc_regh, ED_P0_CR, cr_proto | ED_CR_PAGE_3); 100 101 if (NIC_GET(sc->sc_regt, sc->sc_regh, NERTL_RTL3_CONFIG0) & 102 RTL3_CONFIG0_BNC) 103 ifmr->ifm_active = IFM_ETHER|IFM_10_2; 104 else { 105 ifmr->ifm_active = IFM_ETHER|IFM_10_T; 106 if (NIC_GET(sc->sc_regt, sc->sc_regh, NERTL_RTL3_CONFIG3) & 107 RTL3_CONFIG3_FUDUP) 108 ifmr->ifm_active |= IFM_FDX; 109 } 110 111 /* Set NIC to page 0 registers. */ 112 NIC_PUT(sc->sc_regt, sc->sc_regh, ED_P0_CR, cr_proto | ED_CR_PAGE_0); 113 } 114 115 void 116 rtl80x9_init_card(sc) 117 struct dp8390_softc *sc; 118 { 119 struct ifmedia *ifm = &sc->sc_media; 120 struct ifnet *ifp = &sc->sc_arpcom.ac_if; 121 u_int8_t cr_proto = sc->cr_proto | 122 ((ifp->if_flags & IFF_RUNNING) ? ED_CR_STA : ED_CR_STP); 123 u_int8_t reg; 124 125 /* Set NIC to page 3 registers. */ 126 NIC_PUT(sc->sc_regt, sc->sc_regh, ED_P0_CR, cr_proto | ED_CR_PAGE_3); 127 128 /* write enable config1-3. */ 129 NIC_PUT(sc->sc_regt, sc->sc_regh, NERTL_RTL3_EECR, 130 RTL3_EECR_EEM1|RTL3_EECR_EEM0); 131 132 /* First, set basic media type. */ 133 reg = NIC_GET(sc->sc_regt, sc->sc_regh, NERTL_RTL3_CONFIG2); 134 reg &= ~(RTL3_CONFIG2_PL1|RTL3_CONFIG2_PL0); 135 switch (IFM_SUBTYPE(ifm->ifm_cur->ifm_media)) { 136 case IFM_AUTO: 137 /* Nothing to do; both bits clear == auto-detect. */ 138 break; 139 140 case IFM_10_T: 141 /* 142 * According to docs, this should be: 143 * reg |= RTL3_CONFIG2_PL0; 144 * but this doesn't work, so make it the same as AUTO. 145 */ 146 break; 147 148 case IFM_10_2: 149 reg |= RTL3_CONFIG2_PL1|RTL3_CONFIG2_PL0; 150 break; 151 } 152 NIC_PUT(sc->sc_regt, sc->sc_regh, NERTL_RTL3_CONFIG2, reg); 153 154 /* Now, set duplex mode. */ 155 reg = NIC_GET(sc->sc_regt, sc->sc_regh, NERTL_RTL3_CONFIG3); 156 if (ifm->ifm_cur->ifm_media & IFM_FDX) 157 reg |= RTL3_CONFIG3_FUDUP; 158 else 159 reg &= ~RTL3_CONFIG3_FUDUP; 160 NIC_PUT(sc->sc_regt, sc->sc_regh, NERTL_RTL3_CONFIG3, reg); 161 162 /* write disable config1-3 */ 163 NIC_PUT(sc->sc_regt, sc->sc_regh, NERTL_RTL3_EECR, 0); 164 165 /* Set NIC to page 0 registers. */ 166 NIC_PUT(sc->sc_regt, sc->sc_regh, ED_P0_CR, cr_proto | ED_CR_PAGE_0); 167 } 168 169 void 170 rtl80x9_media_init(sc) 171 struct dp8390_softc *sc; 172 { 173 static int rtl80x9_media[] = { 174 IFM_ETHER|IFM_AUTO, 175 IFM_ETHER|IFM_10_T, 176 IFM_ETHER|IFM_10_T|IFM_FDX, 177 IFM_ETHER|IFM_10_2, 178 }; 179 static const int rtl80x9_nmedia = 180 sizeof(rtl80x9_media) / sizeof(rtl80x9_media[0]); 181 182 int i, defmedia; 183 u_int8_t conf2, conf3; 184 185 /* Set NIC to page 3 registers. */ 186 bus_space_write_1(sc->sc_regt, sc->sc_regh, ED_P0_CR, ED_CR_PAGE_3); 187 188 conf2 = bus_space_read_1(sc->sc_regt, sc->sc_regh, NERTL_RTL3_CONFIG2); 189 conf3 = bus_space_read_1(sc->sc_regt, sc->sc_regh, NERTL_RTL3_CONFIG3); 190 191 conf2 &= RTL3_CONFIG2_PL1|RTL3_CONFIG2_PL0; 192 193 switch (conf2) { 194 case 0: 195 defmedia = IFM_ETHER|IFM_AUTO; 196 break; 197 198 case RTL3_CONFIG2_PL1|RTL3_CONFIG2_PL0: 199 case RTL3_CONFIG2_PL1: /* XXX rtl docs sys 10base5, but chip cant do */ 200 defmedia = IFM_ETHER|IFM_10_2; 201 break; 202 203 case RTL3_CONFIG2_PL0: 204 if (conf3 & RTL3_CONFIG3_FUDUP) 205 defmedia = IFM_ETHER|IFM_10_T|IFM_FDX; 206 else 207 defmedia = IFM_ETHER|IFM_10_T; 208 break; 209 } 210 211 /* Set NIC to page 0 registers. */ 212 bus_space_write_1(sc->sc_regt, sc->sc_regh, ED_P0_CR, ED_CR_PAGE_0); 213 214 ifmedia_init(&sc->sc_media, 0, dp8390_mediachange, dp8390_mediastatus); 215 for (i = 0; i < rtl80x9_nmedia; i++) 216 ifmedia_add(&sc->sc_media, rtl80x9_media[i], 0, NULL); 217 ifmedia_set(&sc->sc_media, defmedia); 218 } 219