1 /* $NetBSD: rtl80x9.c,v 1.8 2001/11/13 13:14:43 lukem 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 Jason R. Thorpe of the Numerical Aerospace Simulation Facility, 9 * NASA Ames Research Center. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 3. All advertising materials mentioning features or use of this software 20 * must display the following acknowledgement: 21 * This product includes software developed by the NetBSD 22 * Foundation, Inc. and its contributors. 23 * 4. Neither the name of The NetBSD Foundation nor the names of its 24 * contributors may be used to endorse or promote products derived 25 * from this software without specific prior written permission. 26 * 27 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 28 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 29 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 30 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 31 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 32 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 33 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 34 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 35 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 36 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 37 * POSSIBILITY OF SUCH DAMAGE. 38 */ 39 40 #include <sys/cdefs.h> 41 __KERNEL_RCSID(0, "$NetBSD: rtl80x9.c,v 1.8 2001/11/13 13:14:43 lukem Exp $"); 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_ether.h> 52 #include <net/if_media.h> 53 54 #include <machine/bus.h> 55 #include <machine/intr.h> 56 57 #include <dev/ic/dp8390reg.h> 58 #include <dev/ic/dp8390var.h> 59 60 #include <dev/ic/ne2000reg.h> 61 #include <dev/ic/ne2000var.h> 62 63 #include <dev/ic/rtl80x9reg.h> 64 #include <dev/ic/rtl80x9var.h> 65 66 int 67 rtl80x9_mediachange(dsc) 68 struct dp8390_softc *dsc; 69 { 70 71 /* 72 * Current media is already set up. Just reset the interface 73 * to let the new value take hold. The new media will be 74 * set up in ne_pci_rtl8029_init_card() called via dp8390_init(). 75 */ 76 dp8390_reset(dsc); 77 return (0); 78 } 79 80 void 81 rtl80x9_mediastatus(sc, ifmr) 82 struct dp8390_softc *sc; 83 struct ifmediareq *ifmr; 84 { 85 struct ifnet *ifp = &sc->sc_ec.ec_if; 86 u_int8_t cr_proto = sc->cr_proto | 87 ((ifp->if_flags & IFF_RUNNING) ? ED_CR_STA : ED_CR_STP); 88 89 /* 90 * Sigh, can detect which media is being used, but can't 91 * detect if we have link or not. 92 */ 93 94 /* Set NIC to page 3 registers. */ 95 NIC_PUT(sc->sc_regt, sc->sc_regh, ED_P0_CR, cr_proto | ED_CR_PAGE_3); 96 97 if (NIC_GET(sc->sc_regt, sc->sc_regh, NERTL_RTL3_CONFIG0) & 98 RTL3_CONFIG0_BNC) 99 ifmr->ifm_active = IFM_ETHER|IFM_10_2; 100 else { 101 ifmr->ifm_active = IFM_ETHER|IFM_10_T; 102 if (NIC_GET(sc->sc_regt, sc->sc_regh, NERTL_RTL3_CONFIG3) & 103 RTL3_CONFIG3_FUDUP) 104 ifmr->ifm_active |= IFM_FDX; 105 } 106 107 /* Set NIC to page 0 registers. */ 108 NIC_PUT(sc->sc_regt, sc->sc_regh, ED_P0_CR, cr_proto | ED_CR_PAGE_0); 109 } 110 111 void 112 rtl80x9_init_card(sc) 113 struct dp8390_softc *sc; 114 { 115 struct ifmedia *ifm = &sc->sc_media; 116 struct ifnet *ifp = &sc->sc_ec.ec_if; 117 u_int8_t cr_proto = sc->cr_proto | 118 ((ifp->if_flags & IFF_RUNNING) ? ED_CR_STA : ED_CR_STP); 119 u_int8_t reg; 120 121 /* Set NIC to page 3 registers. */ 122 NIC_PUT(sc->sc_regt, sc->sc_regh, ED_P0_CR, cr_proto | ED_CR_PAGE_3); 123 124 /* write enable config1-3. */ 125 NIC_PUT(sc->sc_regt, sc->sc_regh, NERTL_RTL3_EECR, 126 RTL3_EECR_EEM1|RTL3_EECR_EEM0); 127 128 /* First, set basic media type. */ 129 reg = NIC_GET(sc->sc_regt, sc->sc_regh, NERTL_RTL3_CONFIG2); 130 reg &= ~(RTL3_CONFIG2_PL1|RTL3_CONFIG2_PL0); 131 switch (IFM_SUBTYPE(ifm->ifm_cur->ifm_media)) { 132 case IFM_AUTO: 133 /* Nothing to do; both bits clear == auto-detect. */ 134 break; 135 136 case IFM_10_T: 137 /* 138 * According to docs, this should be: 139 * reg |= RTL3_CONFIG2_PL0; 140 * but this doesn't work, so make it the same as AUTO. 141 */ 142 break; 143 144 case IFM_10_2: 145 reg |= RTL3_CONFIG2_PL1|RTL3_CONFIG2_PL0; 146 break; 147 } 148 NIC_PUT(sc->sc_regt, sc->sc_regh, NERTL_RTL3_CONFIG2, reg); 149 150 /* Now, set duplex mode. */ 151 reg = NIC_GET(sc->sc_regt, sc->sc_regh, NERTL_RTL3_CONFIG3); 152 if (ifm->ifm_cur->ifm_media & IFM_FDX) 153 reg |= RTL3_CONFIG3_FUDUP; 154 else 155 reg &= ~RTL3_CONFIG3_FUDUP; 156 NIC_PUT(sc->sc_regt, sc->sc_regh, NERTL_RTL3_CONFIG3, reg); 157 158 /* write disable config1-3 */ 159 NIC_PUT(sc->sc_regt, sc->sc_regh, NERTL_RTL3_EECR, 0); 160 161 /* Set NIC to page 0 registers. */ 162 NIC_PUT(sc->sc_regt, sc->sc_regh, ED_P0_CR, cr_proto | ED_CR_PAGE_0); 163 } 164 165 void 166 rtl80x9_media_init(sc) 167 struct dp8390_softc *sc; 168 { 169 static int rtl80x9_media[] = { 170 IFM_ETHER|IFM_AUTO, 171 IFM_ETHER|IFM_10_T, 172 IFM_ETHER|IFM_10_T|IFM_FDX, 173 IFM_ETHER|IFM_10_2, 174 }; 175 static const int rtl80x9_nmedia = 176 sizeof(rtl80x9_media) / sizeof(rtl80x9_media[0]); 177 178 int i, defmedia; 179 u_int8_t conf2, conf3; 180 181 printf("%s: 10base2, 10baseT, 10baseT-FDX, auto, default ", 182 sc->sc_dev.dv_xname); 183 184 bus_space_write_1(sc->sc_regt, sc->sc_regh, ED_P0_CR, ED_CR_PAGE_3); 185 186 conf2 = bus_space_read_1(sc->sc_regt, sc->sc_regh, NERTL_RTL3_CONFIG2); 187 conf3 = bus_space_read_1(sc->sc_regt, sc->sc_regh, NERTL_RTL3_CONFIG3); 188 printf("[0x%02x 0x%02x] ", conf2, conf3); 189 190 conf2 &= RTL3_CONFIG2_PL1|RTL3_CONFIG2_PL0; 191 192 switch (conf2) { 193 case 0: 194 defmedia = IFM_ETHER|IFM_AUTO; 195 printf("auto\n"); 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 printf("10base2\n"); 202 break; 203 204 case RTL3_CONFIG2_PL0: 205 if (conf3 & RTL3_CONFIG3_FUDUP) { 206 defmedia = IFM_ETHER|IFM_10_T|IFM_FDX; 207 printf("10baseT-FDX\n"); 208 } else { 209 defmedia = IFM_ETHER|IFM_10_T; 210 printf("10baseT\n"); 211 } 212 break; 213 } 214 215 bus_space_write_1(sc->sc_regt, sc->sc_regh, ED_P0_CR, ED_CR_PAGE_0); 216 217 ifmedia_init(&sc->sc_media, 0, dp8390_mediachange, dp8390_mediastatus); 218 for (i = 0; i < rtl80x9_nmedia; i++) 219 ifmedia_add(&sc->sc_media, rtl80x9_media[i], 0, NULL); 220 ifmedia_set(&sc->sc_media, defmedia); 221 } 222