1 /* $NetBSD: fmv.c,v 1.10 2008/04/12 06:27:01 tsutsui Exp $ */ 2 3 /* 4 * All Rights Reserved, Copyright (C) Fujitsu Limited 1995 5 * 6 * This software may be used, modified, copied, distributed, and sold, in 7 * both source and binary form provided that the above copyright, these 8 * terms and the following disclaimer are retained. The name of the author 9 * and/or the contributor may not be used to endorse or promote products 10 * derived from this software without specific prior written permission. 11 * 12 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND THE CONTRIBUTOR ``AS IS'' AND 13 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 14 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 15 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR THE CONTRIBUTOR BE LIABLE 16 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 17 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 18 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION. 19 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 20 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 21 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 22 * SUCH DAMAGE. 23 */ 24 25 /* 26 * Portions copyright (C) 1993, David Greenman. This software may be used, 27 * modified, copied, distributed, and sold, in both source and binary form 28 * provided that the above copyright and these terms are retained. Under no 29 * circumstances is the author responsible for the proper functioning of this 30 * software, nor does the author assume any responsibility for damages 31 * incurred with its use. 32 */ 33 34 #include <sys/cdefs.h> 35 __KERNEL_RCSID(0, "$NetBSD: fmv.c,v 1.10 2008/04/12 06:27:01 tsutsui Exp $"); 36 37 #include <sys/param.h> 38 #include <sys/systm.h> 39 #include <sys/device.h> 40 41 #include <net/if.h> 42 #include <net/if_ether.h> 43 #include <net/if_media.h> 44 45 #include <sys/bus.h> 46 47 #include <dev/ic/mb86960reg.h> 48 #include <dev/ic/mb86960var.h> 49 #include <dev/ic/fmvreg.h> 50 #include <dev/ic/fmvvar.h> 51 52 #ifdef FMV_DEBUG 53 #define DPRINTF printf 54 #else 55 #define DPRINTF while (/* CONSTCOND */0) printf 56 #endif 57 58 /* 59 * Determine type and ethernet address. 60 */ 61 int 62 fmv_detect(bus_space_tag_t iot, bus_space_handle_t ioh, uint8_t *enaddr) 63 { 64 int model, id, type; 65 66 /* Get our station address from EEPROM. */ 67 bus_space_read_region_1(iot, ioh, FE_FMV4, enaddr, ETHER_ADDR_LEN); 68 69 /* Make sure we got a valid station address. */ 70 if ((enaddr[0] & 0x03) != 0x00 || 71 (enaddr[0] == 0x00 && enaddr[1] == 0x00 && enaddr[2] == 0x00)) { 72 DPRINTF("%s: invalid ethernet address\n", __func__); 73 return 0; 74 } 75 76 /* Determine the card type. */ 77 model = bus_space_read_1(iot, ioh, FE_FMV0) & FE_FMV0_MODEL; 78 id = bus_space_read_1(iot, ioh, FE_FMV1) & FE_FMV1_CARDID_REV; 79 80 switch (model) { 81 case FE_FMV0_MODEL_FMV181: 82 type = FE_TYPE_FMV181; 83 if (id == FE_FMV1_CARDID_REV_A) 84 type = FE_TYPE_FMV181A; 85 break; 86 case FE_FMV0_MODEL_FMV182: 87 type = FE_TYPE_FMV182; 88 if (id == FE_FMV1_CARDID_REV_A) 89 type = FE_TYPE_FMV182A; 90 else if (id == FE_FMV1_CARDID_PNP) 91 type = FE_TYPE_FMV184; 92 break; 93 case FE_FMV0_MODEL_FMV183: 94 type = FE_TYPE_FMV183; 95 break; 96 default: 97 type = 0; 98 DPRINTF("%s: unknown card\n", __func__); 99 break; 100 } 101 102 return type; 103 } 104 105 void 106 fmv_attach(struct mb86960_softc *sc) 107 { 108 bus_space_tag_t iot; 109 bus_space_handle_t ioh; 110 const char *typestr; 111 int type; 112 uint8_t myea[ETHER_ADDR_LEN]; 113 114 iot = sc->sc_bst; 115 ioh = sc->sc_bsh; 116 117 /* Determine the card type. */ 118 type = fmv_detect(iot, ioh, myea); 119 switch (type) { 120 case FE_TYPE_FMV181: 121 typestr = "FMV-181"; 122 break; 123 case FE_TYPE_FMV181A: 124 typestr = "FMV-181A"; 125 break; 126 case FE_TYPE_FMV182: 127 typestr = "FMV-182"; 128 break; 129 case FE_TYPE_FMV182A: 130 typestr = "FMV-182A"; 131 break; 132 case FE_TYPE_FMV183: 133 typestr = "FMV-183"; 134 break; 135 case FE_TYPE_FMV184: 136 typestr = "FMV-184"; 137 break; 138 default: 139 /* Unknown card type: maybe a new model, but... */ 140 aprint_normal("\n"); 141 panic("%s: unknown FMV-18x card", device_xname(sc->sc_dev)); 142 } 143 144 aprint_normal(": %s Ethernet\n", typestr); 145 146 /* This interface is always enabled. */ 147 sc->sc_stat |= FE_STAT_ENABLED; 148 149 /* 150 * Minimum initialization of the hardware. 151 * We write into registers; hope I/O ports have no 152 * overlap with other boards. 153 */ 154 155 /* Initialize ASIC. */ 156 bus_space_write_1(iot, ioh, FE_FMV3, 0); 157 bus_space_write_1(iot, ioh, FE_FMV10, 0); 158 159 /* Wait for a while. I'm not sure this is necessary. FIXME */ 160 delay(200); 161 162 /* 163 * Do generic MB86960 attach. 164 */ 165 mb86960_attach(sc, myea); 166 167 /* Is this really needs to be done here? XXX */ 168 /* Turn the "master interrupt control" flag of ASIC on. */ 169 bus_space_write_1(iot, ioh, FE_FMV3, FE_FMV3_ENABLE_FLAG); 170 171 mb86960_config(sc, NULL, 0, 0); 172 } 173