1 /* $NetBSD: fmv.c,v 1.3 2002/11/30 14:15:11 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 1.3 2002/11/30 14:15:11 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 <machine/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 /* 53 * Determine type and ethernet address. 54 */ 55 int 56 fmv_detect(iot, ioh, enaddr) 57 bus_space_tag_t iot; 58 bus_space_handle_t ioh; 59 u_int8_t *enaddr; 60 { 61 int model, id, type; 62 63 /* Get our station address from EEPROM. */ 64 bus_space_read_region_1(iot, ioh, FE_FMV4, enaddr, ETHER_ADDR_LEN); 65 66 /* Make sure we got a valid station address. */ 67 if ((enaddr[0] & 0x03) != 0x00 || 68 (enaddr[0] == 0x00 && enaddr[1] == 0x00 && enaddr[2] == 0x00)) { 69 #ifdef FMV_DEBUG 70 printf("fmv_detect: invalid ethernet address\n"); 71 #endif 72 return (0); 73 } 74 75 /* Determine the card type. */ 76 model = bus_space_read_1(iot, ioh, FE_FMV0) & FE_FMV0_MODEL; 77 id = bus_space_read_1(iot, ioh, FE_FMV1) & FE_FMV1_CARDID_REV; 78 79 switch (model) { 80 case FE_FMV0_MODEL_FMV181: 81 type = FE_TYPE_FMV181; 82 if (id == FE_FMV1_CARDID_REV_A) 83 type = FE_TYPE_FMV181A; 84 break; 85 case FE_FMV0_MODEL_FMV182: 86 type = FE_TYPE_FMV182; 87 if (id == FE_FMV1_CARDID_REV_A) 88 type = FE_TYPE_FMV182A; 89 else if (id == FE_FMV1_CARDID_PNP) 90 type = FE_TYPE_FMV184; 91 break; 92 case FE_FMV0_MODEL_FMV183: 93 type = FE_TYPE_FMV183; 94 break; 95 default: 96 type = 0; 97 #ifdef FMV_DEBUG 98 printf("fmv_detect: unknown card\n"); 99 #endif 100 break; 101 } 102 103 return (type); 104 } 105 106 void 107 fmv_attach(sc) 108 struct mb86960_softc *sc; 109 { 110 bus_space_tag_t iot; 111 bus_space_handle_t ioh; 112 const char *typestr; 113 int type; 114 u_int8_t myea[ETHER_ADDR_LEN]; 115 116 iot = sc->sc_bst; 117 ioh = sc->sc_bsh; 118 119 /* Determine the card type. */ 120 type = fmv_detect(iot, ioh, myea); 121 switch (type) { 122 case FE_TYPE_FMV181: 123 typestr = "FMV-181"; 124 break; 125 case FE_TYPE_FMV181A: 126 typestr = "FMV-181A"; 127 break; 128 case FE_TYPE_FMV182: 129 typestr = "FMV-182"; 130 break; 131 case FE_TYPE_FMV182A: 132 typestr = "FMV-182A"; 133 break; 134 case FE_TYPE_FMV183: 135 typestr = "FMV-183"; 136 break; 137 case FE_TYPE_FMV184: 138 typestr = "FMV-184"; 139 break; 140 default: 141 /* Unknown card type: maybe a new model, but... */ 142 panic("\n%s: unknown FMV-18x card", sc->sc_dev.dv_xname); 143 } 144 145 printf(": %s Ethernet\n", typestr); 146 147 /* This interface is always enabled. */ 148 sc->sc_stat |= FE_STAT_ENABLED; 149 150 /* 151 * Minimum initialization of the hardware. 152 * We write into registers; hope I/O ports have no 153 * overlap with other boards. 154 */ 155 156 /* Initialize ASIC. */ 157 bus_space_write_1(iot, ioh, FE_FMV3, 0); 158 bus_space_write_1(iot, ioh, FE_FMV10, 0); 159 160 /* Wait for a while. I'm not sure this is necessary. FIXME */ 161 delay(200); 162 163 /* 164 * Do generic MB86960 attach. 165 */ 166 mb86960_attach(sc, myea); 167 168 /* Is this really needs to be done here? XXX */ 169 /* Turn the "master interrupt control" flag of ASIC on. */ 170 bus_space_write_1(iot, ioh, FE_FMV3, FE_FMV3_ENABLE_FLAG); 171 172 mb86960_config(sc, NULL, 0, 0); 173 } 174