1 /* $OpenBSD: ax88190.c,v 1.9 2021/03/07 06:21:38 jsg Exp $ */ 2 /* $NetBSD$ */ 3 4 /*- 5 * Copyright (c) 2001 The NetBSD Foundation, Inc. 6 * All rights reserved. 7 * 8 * This code is derived from software contributed to The NetBSD Foundation 9 * by Enami Tsugutomo. 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 * 20 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 22 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 24 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 30 * POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 #include <sys/param.h> 34 #include <sys/systm.h> 35 #include <sys/device.h> 36 #include <sys/socket.h> 37 38 #include <net/if.h> 39 #include <net/if_media.h> 40 41 #include <netinet/in.h> 42 #include <netinet/if_ether.h> 43 44 #include <machine/bus.h> 45 46 #include <dev/mii/miivar.h> 47 #include <dev/mii/mii.h> 48 #include <dev/mii/mii_bitbang.h> 49 50 #include <dev/ic/dp8390reg.h> 51 #include <dev/ic/dp8390var.h> 52 53 #include <dev/ic/ne2000reg.h> 54 #include <dev/ic/ne2000var.h> 55 56 #include <dev/ic/ax88190reg.h> 57 58 int ax88190_mii_readreg(struct device *, int, int); 59 void ax88190_mii_writereg(struct device *, int, int, int); 60 void ax88190_mii_statchg(struct device *); 61 62 /* 63 * MII bit-bang glue. 64 */ 65 u_int32_t ax88190_mii_bitbang_read(struct device *); 66 void ax88190_mii_bitbang_write(struct device *, u_int32_t); 67 68 const struct mii_bitbang_ops ax88190_mii_bitbang_ops = { 69 ax88190_mii_bitbang_read, 70 ax88190_mii_bitbang_write, 71 { 72 AX88190_MEMR_MDO, /* MII_BIT_MDO */ 73 AX88190_MEMR_MDI, /* MII_BIT_MDI */ 74 AX88190_MEMR_MDC, /* MII_BIT_MDC */ 75 0, /* MII_BIT_DIR_HOST_PHY */ 76 AX88190_MEMR_MDIR, /* MII_BIT_DIR_PHY_HOST */ 77 } 78 }; 79 80 void 81 ax88190_media_init(struct dp8390_softc *sc) 82 { 83 struct ifnet *ifp = &sc->sc_arpcom.ac_if; 84 85 sc->sc_mii.mii_ifp = ifp; 86 sc->sc_mii.mii_readreg = ax88190_mii_readreg; 87 sc->sc_mii.mii_writereg = ax88190_mii_writereg; 88 sc->sc_mii.mii_statchg = ax88190_mii_statchg; 89 ifmedia_init(&sc->sc_mii.mii_media, 0, dp8390_mediachange, 90 dp8390_mediastatus); 91 92 mii_attach(&sc->sc_dev, &sc->sc_mii, 0xffffffff, MII_PHY_ANY, 93 MII_OFFSET_ANY, 0); 94 95 if (LIST_FIRST(&sc->sc_mii.mii_phys) == NULL) { 96 ifmedia_add(&sc->sc_mii.mii_media, IFM_ETHER|IFM_NONE, 0, 97 NULL); 98 ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_NONE); 99 } else 100 ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_AUTO); 101 } 102 103 void 104 ax88190_media_fini(struct dp8390_softc *sc) 105 { 106 mii_detach(&sc->sc_mii, MII_PHY_ANY, MII_OFFSET_ANY); 107 } 108 109 int 110 ax88190_mediachange(struct dp8390_softc *sc) 111 { 112 mii_mediachg(&sc->sc_mii); 113 return (0); 114 } 115 116 void 117 ax88190_mediastatus(struct dp8390_softc *sc, struct ifmediareq *ifmr) 118 { 119 mii_pollstat(&sc->sc_mii); 120 ifmr->ifm_status = sc->sc_mii.mii_media_status; 121 ifmr->ifm_active = sc->sc_mii.mii_media_active; 122 } 123 124 void 125 ax88190_init_card(struct dp8390_softc *sc) 126 { 127 mii_mediachg(&sc->sc_mii); 128 } 129 130 void 131 ax88190_stop_card(struct dp8390_softc *sc) 132 { 133 mii_down(&sc->sc_mii); 134 } 135 136 u_int32_t 137 ax88190_mii_bitbang_read(struct device *self) 138 { 139 struct ne2000_softc *sc = (void *)self; 140 141 return (bus_space_read_1(sc->sc_asict, sc->sc_asich, AX88190_MEMR)); 142 } 143 144 void 145 ax88190_mii_bitbang_write(struct device *self, u_int32_t val) 146 { 147 struct ne2000_softc *sc = (void *)self; 148 149 bus_space_write_1(sc->sc_asict, sc->sc_asich, AX88190_MEMR, val); 150 } 151 152 int 153 ax88190_mii_readreg(struct device *self, int phy, int reg) 154 { 155 return (mii_bitbang_readreg(self, &ax88190_mii_bitbang_ops, phy, reg)); 156 } 157 158 void 159 ax88190_mii_writereg(struct device *self, int phy, int reg, int val) 160 { 161 mii_bitbang_writereg(self, &ax88190_mii_bitbang_ops, phy, reg, val); 162 } 163 164 void 165 ax88190_mii_statchg(struct device *self) 166 { 167 /* XXX */ 168 } 169